Rear

Celebrate where it started—and everything SRAM is proud of today—with the Eagle Transmission 1987 Collection. This limited-run, silver-finished groupset pairs the most advanced T-Type components with exclusive serialization and in-box extras, delivering the benchmark for shift-under-load performance in a once-in-a-generation package. What’s Included 1987 Eagle AXS T-Type Silver Rear Derailleur (individually serialized 1–1987) Two 1987 AXS Pod Ultimate Silver Electronic Controllers (left and right) 1987 T-Type Eagle Spider Power Meter Crankset, Q174, CL55 Wide, 170 mm, with 34T T-Type chainring (serialized 1–1987) Spare 1987 T-Type 32T Silver chainring XS-1987 T-Type 10–52 Silver cassette (serialized 1–1987) 1987 T-Type 126-link Silver chain (serialized 1–1987) Threaded Chainring Removal Tool Two T-Type PVD PowerLocks Two SRAM AXS batteries AXS 4-port USB-C battery charger and cord Quality Certificate Signature Features Limited Edition: 1,987 groupsets, each individually numbered and finished in exclusive silver with 1987 script accents Shift Under Load, Refined: updated T-Type derailleur control for faster, more controlled shift speeds and the most robust, responsive Eagle Transmission derailleur to date Integrated Power: X0-inspired all-aluminum crank (170 mm only) with spider-based, dual-sided power measurement and threaded chainrings; 34T installed, 32T included, plus the required removal tool Lighter 10–52T Cassette: architecture rooted in XX SL and shaved by an additional 25 g without compromising durability (not approved for e-MTB use) Flattop Chain: hollow links and pins with Hard Chrome coating and subtle 1987 detailing, including Stan Day’s handwritten script and the set’s unique serial number Cockpit Your Way: two Pod Ultimate controllers with silver Infinity clamps for tidy left/right customization and easy integration with Reverb AXS / Flight Attendant With a tightly limited run, SRAM selected 170 mm—the most widely used length—to fit the broadest range of riders. Compatibility & Limitations e-MTB: cassette and chain are XX SL-based and not approved for e-MTB use Replacement Parts: if a component is worn or damaged, compatible Eagle Transmission T-Type parts can be used; replacement items will not carry the original 1–1987 serialization Derailleur Construction XX aluminum inline cage paired with the lightest AXS Full-Mount XX SL body balances strength and low mass for precise shifts under load. Charging & Power Box includes a 4-bay USB-C charger that charges four AXS batteries in the time a single-bay charger charges one, plus two AXS batteries so you always have a spare. Design Notes The 1987 Collection honors SRAM’s origin story—founded in 1987 with Grip Shift—and embodies the brand’s ongoing drive to make every ride better.

Purpose-built for World Cup-level cross-country speed, the XTR M9200 drivetrain pairs Hyperglide+ shifting with a lightweight, ultra-efficient 1x setup. Quiet, fast, and precise under load, it’s the gold standard for modern XC bikes. What’s Included Crankset – XTR 1x 34t direct-mount chainring Rear Derailleur – XTR 12-speed Shadow RD+ with adjustable clutch Shifter – XTR 12-speed, I-SPEC EV or 22.2mm handlebar mount Cassette – XTR 12-speed Hyperglide+ wide-range Chain – XTR/HG+ 12-speed with Quick Link Battery & Charger – Shimano electronic system battery and charger Key Features Hyperglide+ cassette/chain interface for smooth, fast shifts under load Shadow RD+ clutch for chain stability and quiet running on rough terrain 34t Direct-mount chainring for great cadence and terrain range Ideal For Elite XC racing and marathon events Riders building a lightweight, precise 1x drivetrain with best-in-class shift quality Notes Choose cassette range to match terrain and rider strength Verify frame and freehub compatibility for chosen cassette and axle standards

The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. Features 15-tooth upper and 19-tooth lower, titanium pulley wheels with Grade 3 Silicon Nitride balls Titanium pulley wheels are 3D-printed and hollow for additional weight savings and durability Robust cage crafted from polyamide and carbon fiber for durability and light weight Two spring tension settings allow customized setup based on ride conditions Fits cassettes from 10 to 36-tooth Coated bearing races increase bearing service life by incre

The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. - Features 15-tooth upper and 19-tooth lower, titanium pulley wheels with Grade 3 Silicon Nitride balls - Titanium pulley wheels are 3D-printed and hollow for additional weight savings and durability - Robust cage crafted from polyamide and carbon fiber for durability and lightweight - Two spring tension settings allow customized setup based on ride conditions - Fits cassettes from 10 to 36-tooth - Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion - Compatible with SRAM Red AXS, SRAM Force AXS and 2020 SRAM Red eTap 11 speed derailleur with the orbit clutch. This system is also compatible with the wider range Force AXS medium cage derailleur - CeramicSpeed products with coated bearings include a lifetime warranty

The Shimano Dura-Ace RD-R9250 rear derailleur integrates the system charging port and a wireless connectivity unit all while delivering super fast, precise shifting worthy of any podium. A single cage length shifts cassettes from 11-28 to 11-34, offering exceptional versatility. - Ultra-fast rear Di2 shifting - Compact design includes an integrated wireless unit, charger, switch - Wider range capacity - Max. low sprocket: 34t - CFRP rear derailleur plate - LED status indicator - Battery indicator, pairing, adjust mode etc.

The heart of the AXS ecosystem is lighter, more efficient, and more capable than ever. Covering cassette ranges from 10-28t up to 10-36t, this wireless wonder has larger pulleys to decrease chain articulation and increase efficiency, and an Orbit fluid damper to keep everything in place over the rough stuff. One derailleur ready for 1x or 2x, on road or off. Orbit chain management technology keeps the drivetrain quiet and secure AXS enabled for easy setup, personalization, and reliability 16g lighter than previous generation Compatible with both 1x and 2x RED drivetrains Compatible with cassettes from 10-28t to 10-36t Larger X-Sync pulleys for increased efficiency

Gravel throws just about everything at your bike, and the RED XPLR AXS rear derailleur will happily take it all. Bring on the sticks, stones, and airport baggage abuse because the Full Mount derailleur design fits onto frames with the hangerless interface to make for the most robust and reliable gravel drivetrain possible. No adjustment screws mean setup is simpler than ever. And a surprise stick is no match for the Magic Wheel, as the debris-resistant lower pulley keeps the chain moving at all times. Purpose built for gravel, this 1x specific unit prioritizes shift precision and chain management no matter the terrain or conditions. Requires frame with UDH interface. -1x specific for use with 10-46t XPLR 13-speed cassette and SRAM road Flattop chains -Hangerless Interface and Full Mount attachment allow for the most precise shifting and the ultimate resistance to impact -Requires frame with UDH interface -Carbon cage and ceramic pulley bearings -Simple setup with no adjustment screws -Superior chain management with MTB-inspired spring clutch -Magic Wheel keeps the chain moving, even if debris enters the lower pulley -Replaceable and rebuildable parts -Compatible with existing AXS batteries (Sold separately)

Gravel throws just about everything at your bike, and the RED XPLR AXS rear derailleur will happily take it all. Bring on the sticks, stones, and airport baggage abuse because the Full Mount derailleur design fits onto frames with the hangerless interface to make for the most robust and reliable gravel drivetrain possible. No adjustment screws mean the setup is simpler than ever. And a surprise stick is no match for the Magic Wheel, as the debris-resistant lower pulley keeps the chain moving at all times. Purpose-built for gravel, this 1x-specific unit prioritizes shift precision and chain management no matter the terrain or conditions. FEATURES - 1x specific for use with 10-46T XPLR 13-speed cassette and road Flattop chains - The Hangerless Interface and Full Mount attachment allow for the most precise shifting and the ultimate resistance to impact - Requires frame with UDH interface - Simple setup with no adjustment screws - Superior chain management with MTB-inspired spring clutch - Replaceable and rebuildable parts - Magic Wheel keeps the chain moving, even if debris enters the lower pulley - Compatible with existing AXS batteries

The Campagnolo Super Record EPS 12 speed rear derailleur offers improved shifting performance with a trajectory curve that is optimized for 11-29 and 11-32 cassettes. - Using 3D Embrace technology the inner mechanism embraces more teeth per sprocket thanks to the advanced position of the upper pulley - The 12-tooth pulley wheels allow for the integration of larger cassette range while keeping chain length the same - Upper body adjustments allow you to set the perfect position whether you're riding an 11-29 or 11-32 tooth cassette - An upper body return spring absorbs the energy of any bumps, preserving the hanger, and bringing the derailleur back to position - An aluminum upper body provides high resistance to impacts and greater stiffness - The lower part of the body is made of ultra-light technopolymer, reinforced with long carbon fibers Specifications: - Largest Cog: 32 - Rear Derailleur Mount Type: 10x1 Standard - Chain Wrap Capacity (teeth): 37 - Cage Length: Medium - Rear Der/Shifter Compatibility: Campy Record/Super Record EPS - Drivetrain Speeds: 12 - Weight: 234g

The XX Eagle T-Type AXS™ 12-Speed rear derailleur foundationally changes the relationship between cassette and derailleur. Engineered as integrated, interdependent transmission components, the T-Type derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface. Its game-changing Full Mount attachment method creates a far stronger connection and grips both sides of the frame. This XX T-Type rear derailleur features the same intuitive pairing and set-up procedure as Eagle AXS™ derailleurs. - Tucked-in profile houses replaceable skid plates that enhances dependability in high-pressure racing environments - To further its performance, the lower pulley called "Magic Wheel" keeps spinning if an object becomes lodged - Features an overload clutch, accommodates common maintenance and features that real world riders really appreciate - Exceptional shifting performance and unprecedented strength - Aluminum cage - Battery Not Included

The XX SL Eagle T-Type AXS™ 12-Speed rear derailleur foundationally changes the relationship between cassette and derailleur. Engineered as integrated, interdependent transmission components, the T-Type derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface. Its game-changing Full Mount attachment method creates a far stronger connection and grips both sides of the frame. This XX SL T-Type rear derailleur features the same intuitive pairing and set-up procedure as Eagle AXS™ derailleurs. - Features an overload clutch and a tucked-in profile, removing all but what’s needed - Accommodates common maintenance and to further its race-day performance, comes with a lower pulley called "Magic Wheel" that keeps spinning if an object becomes lodged - Features a carbon cage, a replaceable outer link and b-knuckle cover for lightweight and easy maintenence - Battery Not Included

More than a mechanical derailleur with a battery and a motor bolted on, the Eagle AXS derailleur is the heart of the whole AXS system. It features a shorter cage for 10mm more ground clearance, with more chain wrap on the cassette to sit slightly further forward, and further inboard from mechanical Eagle. Instantaneous shifts from a single touch even while under World Cup-winning chain loads recorded in the heat of racing and affirmed in the test lab. Tested to IP69K water and dust proofing standard so whatever race day brings, you’re ready. - XC focus and trail ready - Carbon cage - Ti hardware - Rainbow colorway - Eagle technology - Overload Clutch protection - AXS enabled componentry software that makes it possible to both program and personalize new SRAM and RockShox components - System is completely water and dust proof to IP69K - Eagle AXS is designed to work with X-DOME Eagle cassettes only, providing the most precise, silent, and reliable shift performance available. - Battery sold separately

CeramicSpeed's OSPW RS Alpha System for SRAM RED and Force AXS has been lifted with a distinctly modern and angular design. The updated design brings balance and refinement to the OSPW System allowing it to blend seamlessly into the contemporary design trends of bikes and groupsets - making up the whole of which the OSPW System is part. Innovative tech features of the OSPW RS Alpha meets consumer demands for a premium ride experience. The design for the OSPW RS Alpha isn't solely a visual update. The cage itself has been reinforced to offer new levels of strength and durability. The CeramicSpeed OSPW RS Alpha System continues the tradition of providing optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. - Injection Molded Carbon Fiber reinforced PA cage offers new levels of strength and durability - Alpha disc pulleys are paired with a composite, narrow-wide tooth profile to help prevent debris from external objects getting stuck between the spokes - The 15-tooth upper and 19-tooth lower Alpha pulley wheels feature ADR bearing protection that completely encloses the bearings - Grade 3 Silicon Nitride ball bearings are 400% smoother, 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry 2 customizable spring tension settings for optimal setup - Compatible with SRAM Red and SRAM Force AXS 12-speed rear derailleurs

The all-new XTR M9250 long-cage derailleur paired with a standard 10-51T M9200 cassette gives riders and racers the speed, range, and robustness to tackle every trail on the mountain. With built-in Automatic Impact Recovery, an impact-deflecting shape, and simple covered-pulley solutions, this derailleur stands up to harsh trail impacts and still retains its lightning-quick shifting speed and top-level performance. FEATURES: - Robust Design: A wide link structure, skid-plate design, durable carbon plate and solid pulley add robustness and longevity. - RD Protection Function: The new Automatic Impact Recovery function instantly returns the derailleur to its original position after impact. - SHIMANO SHADOW ES: A slimmer, stronger evolution of Shimano’s pioneering chain-stabilizing SHADOW concept. - Precise & Clean Wireless Shifting: Wireless Di2 paired with HYPERGLIDE+ technology result in smooth, precise and instantaneous shifting. - Wedge Shape: The new wedge shape of Shimano’s most survivable rear derailleur to-date avoids more direct impacts, and smoothly glances off rocks if there is a hit. - Protected Battery: Tucked safely inside an enclosed space, the battery won’t budge even in rough terrain, while remaining completely removable for charging.

Optimized for impact survivability, the 12-speed mid-cage M9250 rear derailleur is the choice for both Shimano's top enduro athletes and weight-conscious XC racers alike, especially when matched with the 9-45 compact cassette. Featuring all-new wireless Di2 shifting, Automatic Impact Recovery, a redesigned wedge shape and 23 mm of additional ground clearance for a bash-free ride, this rear derailleur stands out for the speed of its shift and its ability to keep riders competitive on the trail. FEATURES: - Robust Design: A wide link structure, skid-plate design, durable carbon plate and solid pulley add robustness and longevity. - RD Protection Function: The new Automatic Impact Recovery function instantly returns the derailleur to its original position after impact. - SHIMANO SHADOW ES: A slimmer, stronger evolution of Shimano’s pioneering chain-stabilizing SHADOW concept. - Precise & Clean Wireless Shifting: Wireless Di2 paired with HYPERGLIDE+ technology result in smooth, precise and instantaneous shifting. - Wedge Shape: The new wedge shape of Shimano’s most survivable rear derailleur to-date avoids more direct impacts, and smoothly glances off rocks if there is a hit. - Protected Battery: Tucked safely inside an enclosed space, the battery won’t budge even in rough terrain, while remaining completely removable for charging.

If your ride doesn't feel complete until you get a little dirt on your tires, you know the importance of capable components that can tackle anything. The RED XPLR eTap AXS rear derailleur is a dedicated 1x-specific unit designed for use with the XPLR 10-44 cassette. It makes for an uncluttered drivetrain that takes on pavement and singletrack with equal aplomb. Wireless and proven eTap shift logic, AXS connectivity and advanced chain management mean this derailleur does exactly what you want when you need it. - Wireless electronic eTap shift logic for intuitive shifting, easy setup, and reliability - 1x specific for use with 10-44T XPLR and 10-36T cassettes - SRAM AXS enabled, allowing easy personalization - Chain management keeps the drivetrain quiet and secure - Large X-SYNC pulleys for increased durability and efficiency - Compatible with existing eTap batteries - Cage Material (RD): Aluminum - Pulley Bearings Material: Ceramic - Max Tooth: 44 NOTE: Does not include eTap battery. Compatible with existing eTap batteries.

The SRAM RED eTap rear derailleur executes shifts the instant you demand, wirelessly. It's easy to set up, clean in appearance, and delightfully uncomplicated. Mechanical necessities, such as a carbon pulley cage, ceramic pulley bearings, and anodized alloy artfully blend with proprietary electronic advancements to deliver a shifting wonder. - SRAM eTap shift logic and wireless operation - Fits all 11-speed SRAM road cassettes up to 11-32T - 2x and 1x compatible - Updated version of the original SRAM RED eTap rear derailleur - Orbit chain management technology keeps drivetrain quiet and secure - Larger X-SYNC pulleys and ceramic bearings for increased durability and efficiency - NOTE: Does not include eTap battery. Compatible with existing eTap batteries.

The SRAM GX Eagle AXS upgrade kit is your entry point into wireless drivetrain simplicity. Compatible with any of the SRAM Eagle ecosystem cassettes and crank arms, the upgrade kit allows you to experience AXS without needing to buy an entire groupset, provided you already are using Eagle products. No matter if you are looking to upgrade your ride, or looking for great value replacement parts, look no further than the GX Eagle AXS upgrade kit. - Includes the SRAM GX Eagle AXS rear derailleur with battery, Eagle controller with clamp, charger with cord, and chain gap tool - The GX Eagle AXS rear derailleur shifts on command, whether under climbing load or sprinting to the stage finish, and is smart enough to protect itself thanks to its incredibly resilient Overload Clutch -Rear derailleur is compatible with 10-50t and 10-52t cassettes - The GX Eagle AXS controller offers a unique wireless shifting experience with ergonomic touchpoints that are customizable to your preferences - you can choose what each button does through the AXS App

Whether on the starting line or not, the X0 Eagle T-Type 12-Speed rear derailleur brings competition-tested prowess to riders who let their riding prove everything. Engineered as integrated and interdependent transmission components, the X0 T-Type derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface. This foundationally changes the entire relationship between cassette and derailleur. Beyond that, its Full Mount attachment method creates a far stronger connection that grips both sides of the frame. These X0 T-Type rear derailleur features the same intuitive pairing and set-up procedure as our Eagle AXS™ derailleurs - Competition proven strength and reliability - X0 Eagle derailleur is especially robust, allowing for common maintenance that serious riders demand - Features an overload clutch that boosts resiliency and a tucked-in profile that houses protection covers on the B-knuckle and outer link that are fully replaceable - Aluminum cage - Battery Not Included

The Shimano 12-speed Shimano GRX Di2 Dual Control Lever delivers fast, wireless shifting for gravel and mixed-terrain riding. The ergonomic lever features raised hoods, ribbed surface texture, and an anti-slip coating on the brake lever for increased security and control. The hood body bracket shape is newly optimized for seamless integration with flared handlebars while retaining the gravel-specific third button location. To complete the cockpit, RX825 levers are compatible with three satellite shifter options (sold separately) and features Shimano FRONT SHIFT NEXT functionality to maximize rider customization options. The GRX BR-RX820 2-piston disc brake caliper brings a high level of control to gravel cycling with enhanced modulation and a quick initial braking point. Despite its smaller construction, the system is exceptionally quiet and easy to maintain. - Provides a clean cockpit with fast and reliable wireless shifting - Two easy-to-change CR1632 batteries are long-lasting with a 3-4 year life - Better comfort and control with anti-slip coating on levers, raised hoods, textured surface, and optimization for use with flared handlebars - Customizable shifting setup features Shimano's FRONT SHIFT NEXT functionality that allows the user to program a single button to control the front derailleur; Hit the shift button once and the Front Derailleur moves up, hit that same button again and it moves down - FRONT SHIFT NEXT free’s up a button on the bike for additional functionality - Compatible with Shimano's SW-RS801-S/T/E satellite shifter (sold separately) - GRX RX820 2-piston caliper for 25mm frame mounts features 10% wider pad clearance to decrease brake noise - One-way maintenance-friendly bleeding process for quick and easy prevention of air bubbles in the hydraulic system - Includes finned L05A pads with a resin compound for enhanced heat dissipation - Disc brake rotor sold separate LEFT - Includes Brake: Yes - Brake Caliper Mount: Flat Mount - Hydraulic Hose Length: 1000 - Brake Lever Use: Left - Hydraulic Fluid Type: Mineral Oil - Adjustable Reach: Yes - Double or Triple: Double - Rotor Included: No - Color: Black - Pad Compound: Resin - Adjustable Contact Point: Yes - Front Der/Shifter Compatibility: Shimano Road Di2 - Brake Lever Actuation: Hydraulic - Drivetrain Speeds: 12 - Defined Color: Black RIGHT - Includes Brake: Yes - Brake Caliper Mount: Flat Mount - Hydraulic Hose Length: 1700 - Brake Lever Use: Right - Hydraulic Fluid Type: Mineral Oil - Rear Der/Shifter Compatibility: Shimano Road Di2 - Adjustable Reach: Yes - Rotor Included: No - Color: Black - Pad Compound: Resin - Adjustable Contact Point: Yes - Brake Lever Actuation: Hydraulic - Drivetrain Speeds: 12 - Defined Color: Black

Shimano Deore XT RD-M8250 Di2 Wireless Rear Derailleur Product Description: The Shimano Deore XT RD-M8250 Di2 Rear Derailleur brings cutting-edge wireless shifting technology to mountain bikers who demand precision, durability, and simplicity. Engineered for seamless integration with Shimano’s latest Di2 12-speed drivetrain, this derailleur offers lightning-fast gear changes with low-profile design and rugged construction for trail, enduro, and all-mountain riding. The robust Shadow RD+ mechanism ensures chain stability on rough terrain, while wireless connectivity eliminates cable clutter and makes setup and maintenance easier than ever. Key Features: Wireless Di2 Shifting: Fully wireless communication with Shimano Di2 shifters for instant, reliable gear changes. 12-Speed Compatibility: Optimized for Shimano 12-speed cassettes, delivering a wide gear range with precise indexing. Shadow RD+ Stabilization: Integrated chain stabilizer reduces chain slap and improves chain retention over rough ground. Low-Profile Design: Sits closer to the frame to reduce damage risk from obstacles and impacts. Efficient Battery Management: Shared Di2 battery (BT-DN300) delivers long-lasting power for both derailleurs and shifters. E-TUBE Project App Compatibility: Fine-tune shifting, update firmware, and customize settings via smartphone or tablet. Specifications: Model: RD-M8250 Series: Deore XT Di2 Mount Type: Direct Mount / Standard Hanger Max Sprocket: 51T Min Sprocket: 10T Maximum Front Difference: 0T (1x drivetrain specific) Total Capacity: 41T Speeds: 12-speed Communication: Wireless Bluetooth® Low Energy (BLE) / ANT Private Chain Stabilizer: Shadow RD+ with ON/OFF switch Clutch Adjustment: Yes Weight: Approx. 310 g Battery: Shimano BT-DN300 (sold separately) Firmware Updates: Via E-TUBE Project application

CeramicSpeed's OSPW RS Alpha System for Shimano Road Dura-Ace R9250 and Ultegra R8150 have been lifted with a distinctly modern and angular design. The updated design brings balance and refinement to the OSPW System allowing it to blend seamlessly into the contemporary design trends of bikes and groupsets - making up the whole of which the OSPW RS Alpha System is part. Innovative tech features of the OSPW RS Alpha meets consumer demands for a premium ride experience. The design for the OSPW RS Alpha isn't solely a visual update. The cage itself has been reinforced to offer new levels of strength and durability. The CeramicSpeed OSPW RS Alpha System continues the tradition of providing optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. Injection Molded Carbon Fiber reinforced PA cage offers new levels of strength and durability Alpha disc pulleys are paired with a composite, narrow-wide tooth profile to help prevent debris from external objects getting stuck between the spokes The 13-tooth upper and 19-tooth lower Alpha pulley wheels feature ADR bearing protection that completely encloses the bearings Grade 3 Silicon Nitride ball bearings are 400% smoother, 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry 4 customizable spring tension settings for optimal setup Compatible with Shimano Road Dura-Ace R9250 and Ultegra R8150 12-speed rear derailleurs Fits Brand: Shimano Fits Model: Dura-Ace R9250 , Ultegra 8150 Drivetrain Speeds: 12 Defined Color: Black

The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. Features 13-tooth upper and 19-tooth lower, aluminum pulley wheels with Grade 3 Silicon Nitride balls Robust cage crafted from polyamide and carbon fiber for durability and light weight Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion Two spring tension settings allow customized setup based on ride conditions Only compatible with SRAM Rival AXS 12-speed 36t cassette CeramicSpeed products with coated bearings include a lifetime warranty

The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. Features a 14-tooth upper and 18-tooth lower, aluminum pulley wheels with Grade 3 Silicon Nitride balls to provide absolute optimization of the rear derailleur Robust cage crafted from polyamide and carbon fiber for durability and light weight Compact cage design allows the use of the same length chain as stock pulleys Two spring tension settings allow customized setup based on ride conditions Only compatible with 1X specific derailleurs - XTR M9100-SGS/GS and Shimano XT M8100-SGS Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion

This is an updated version of the Oversized Pulley Wheel System for Shimano 9100/9150 and 8000 SS/8050 SS. Mounting instructions for both this and the older version are to be found under our Support section. This new design has an integrated stop tower for easier mounting. The CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world, providing energy savings starting from 2.4 watts over standard Shimano systems. The OSPW system for Shimano 9100/9150 and 8000 SS/8050 SS is an industry leading product, chosen by many of the world's leading cycling teams and professional triathlete's. Featuring a 13-tooth upper pulley wheel and a 19-tooth lower pulley wheel to provide absolute optimisation of the rear derailleur. The upper and lower oversized aluminium pulley wheels come fitted with either standard or coated CeramicSpeed Bearings. Please note: The OSPW System for 9100/9150 and 8000 SS/8050 SS is NOT compatible with Ultegra 8000-GS or 8050-GS (medium cage) derailleurs, nor with the clutch equipped Ultegra RD RX800 & RX805. Please see our OSPW X for Shimano RX800/805 for a compatible RX800 & RX805 version. For a compatible upgrade for Ultegra 8000-GS or 8050-GS please see our Pulley Wheels for Shimano, 11s NW. Please note while there is design similarities this OSPW is not compatible with the 12-speed Shimano 9200 or 8100 series derailleurs. The Shimano 9100/8000 OSPW system is compatible up to a 32 tooth cassette for both Dura Ace & Ultegra derailluers In The Box A complete 13-tooth/19-tooth OSPW System CeramicSpeed Bearing Oil in 15ml dropper bottle

The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. Features a 14-tooth upper and 18-tooth lower, aluminum pulley wheels with Grade 3 Silicon Nitride balls to provide absolute optimization of the rear derailleur The narrow wide tooth profile ensures durable chain retention Robust cage is crafted from carbon reinforced polyamide for durability and light weight Three spring tension settings allow you to customize performance and reduce chain drag Fits 10-50 tooth cassette range Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion

CeramicSpeed's OSPW RS for SRAM RED and Force AXS has been lifted with a distinctly modern and angular design. The updated design brings balance and refinement to the OSPW RS System allowing it to blend seamlessly into the contemporary design trends of bikes and groupsets - making up the whole of which the OSPW System is part. Innovative tech features of the OSPW RS meets consumer demands for a premium ride experience. The design for the OSPW RS isn't solely a visual update. The cage itself has been reinforced to offer new levels of strength and durability. The CeramicSpeed OSPW RS System continues the tradition of providing optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. Injection Molded Carbon Fiber reinforced PA cage offers new levels of strength and durability Anodized aluminum 5-spoke 15-tooth upper and 19-tooth lower pulley wheels are light weight and durable Grade 3 Silicon Nitride ball bearings are 400% smoother, 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry 2 customizable spring tension settings for optimal setup Compatible with SRAM Red and SRAM Force AXS 12-speed rear derailleurs

CeramicSpeed Oversized Pulley Wheel System for Shimano Dura Ace 9200/Ultegra 8100 - Coated Races, Alloy Pulley, Carbon Cage, Gold The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design. - Features 13-tooth upper and 19-tooth lower, aluminum pulley wheels with Grade 3 Silicon Nitride balls - Robust cage crafted from polyamide and carbon fiber for durability and light weight - Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion - Compatible with Dura Ace 9200 and Ultegra 8100 series (Fits 11-30 and 11-34 Shimano 12spd Cassette options) - Four spring tension settings allow customized setup based on ride conditions - Integrated stop tower for simple installation and durability Specifications: Largest Cog: 34 Fits Brand: Shimano Fits Model: Dura-Ace R9200 Series / Ultegra 8100 Series Drivetrain Speeds: 12

The Oversized Pulley Wheel System for SRAM Red and Force AXS features a 15-tooth upper and 19-tooth lower pulley wheel setting, for maximum efficiency. The handbuilt OSPW System has two spring tension settings, that allows customised setup based on riding conditions. This OSPW System is also compatible with the 2020 11 speed SRAM Red eTap derailleur featuring a clutch. Note; While there are visual similarities with the SRAM RED/Force AXS derailleurs, this OSPW system is not compatible with the SRAM Rival AXS, or SRAM RED, Force, or Rival XPLR eTap AXS rear derailleurs. Please see our Pulley Wheels for SRAM AXS Road In the box: Complete OSPW System for SRAM Red/Force AXS CeramicSpeed Pulley Oil, 15 ml. dropper bottle Custom tool for removal of stock cage and securing of OSPW System.

It's an all-new derailleur that's specifically designed and optimized to be motor-driven instead of cable-actuated. AXS powered components enable customization and scale to an individual rider's liking via the AXS App. It features a shorter cage for 10mm more ground clearance, with more chain wrap on the cassette to sit slightly further forward, and further inboard from mechanical Eagle. The Eagle AXS derailleur is smart enough to protect itself thanks to its incredibly resilient Overload Clutch. In the event of an impact, the motor gearbox disengages, giving the derailleur freedom to move, and instantly returns back to its position for a seamless experience for the rider. The system is tested to IP69K water and dust proofing standard for creek crossings, mud splatterings and the resulting post-ride pressure washings. - Enduro focus and trail ready - Forged aluminum cage - Stainless hardware - Black/Polar colorways - Eagle technology - Overload Clutch protection - AXS enabled componentry software that makes it possible to both program and personalize new SRAM and RockShox components - System is completely water and dust proof to IP69K - Eagle AXS is designed to work with X-DOME Eagle cassettes only, providing the most precise, silent, and reliable shift performance available.