Shimano Deore XT RD-M8250-GS Di2 Wireless Rear Derailleur

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