Built for aggressive trail riding to enduro racing, the Shimano Deore XT M8200 shifter and rear derailleur deliver precise, durable performance where it counts most. The M8200 rear derailleur features a low-profile wedge design paired with an internal spring that absorbs trail impacts on the fly. It's available in Long Cage (510% range) for enduro and all-day rides, or Medium Cage/GS (500% range) for riders prioritizing weight savings. The M8200 shift lever delivers tighter action and quicker release, while remaining fully compatible with existing 12-speed drivetrains. What's Included RD-M8200 Mechanical Rear Derailleur Low-profile wedge design and internal spring for trail-impact absorption, with up to 510% range (51t). SL-M8200 Shifter Tighter action, quicker release, and natural ergonomics in a redesigned package. Derailleur Shifter Works With Derailleur Model: Deore XT M8200 Model ID: RD-M8200-GS, RD-M8200-SGS Rear Speeds: 12-Speed Cage Length: Medium (GS), Long (SGS) Min Tooth: 9t (Medium Cage), 10t (Long Cage) Max Tooth: 45t (Medium Cage), 51t (Long Cage) Drive Config: 1x Mount Interface: Derailleur Hanger Shift Technology: Mechanical (cable-actuated) Shifter Model: Deore XT M8200 Model ID: SL-M8200-R (22.2mm), SL-M8200-IR (I-SPEC EV) Type: RapidFire Plus Rear Speeds: 12-Speed Drive Config: 1x Max Shifts: 3 Mount Interface: 22.2mm Handlebar Clamp or I-SPEC EV (Brake Lever) Shift Technology: Mechanical (cable-actuated) Cable: OptiSlick (included) Works With The Shimano Deore XT M8200 components are 100% backwards compatible with your current Shimano 12-Speed cassette, crankset/chainring, and chain. Compatible models include: XTR M9100 and M9200, Deore XT M8100, M8200, SLX M7100, and Deore M6100, M6200 and M7200. This kit will attach to modern framesets via a derailleur hanger, including the Universal Derailleur Hanger (UDH). Long cage derailleurs are compatible with 51t cassettes. Medium cage derailleurs are compatible with 45t cassettes.