Shimano Deore XT M8100 Drivetrain 4pcs Groupset SL-M8100-R SHIMANO DEORE XT - RAPIDFIRE PLUS - Right Shift Lever - Clamp Band - 12-speed SHIMANO's RAPIDFIRE PLUS DEORE XT shift lever delivers light and responsive front shifting for improved control out on the trail. The new I-SPEC EV lever offers a wide range of adjustments including increased lever slide range. FEATURE Quicker lever access and light operation Instantaneous push and pull movements -35% shifting operation force (vs SL-M8000-R) 20% quicker main lever access (vs SL-M8000-R) BENEFIT Quick and easy shifting heightens focus and control RD-M8100-SGS SHIMANO DEORE XT - Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speed The all-new SHIMANO DEORE XT M8100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range. FEATURE Faster and shockless shifting Low-profile design Wide range 12-speed drivetrain with low sprocket combination -10-51T Decreased rear derailleur and chain tension in low gear New bumper added to rear derailleur pulley cage Bigger 13T pulley BENEFIT Fast and precise shifting performance optimized to take on any trail Silent drivetrain in all gear positions Stable drivetrain on rough terrain CS-M8100-12 SHIMANO DEORE XT - 12-Speed - HYPERGLIDE+ - MTB Cassette Sprocket With its BEAM SPIDER construction, the new SHIMANO DEORE XT M8100 12-speed cassette shaves weight while increasing SHIMANO's MTB gearing range another gear. Using SHIMANO's new MICRO SPLINE freehub body and HYPERGLIDE+ tooth profile, these 10-45 and 10-51T cassettes deliver advanced shifting performance. FEATURE New shift ramp designs provide the fastest, smoothest shifts by HYPERGLIDE+ Lighter and stiffer construction Reduces cassette inertia resulting in faster acceleration and increased chain security 10T lowest sprocket realized by new FREEHUB body construction BENEFIT Definitive shifting performance MICRO SPLINE Wide range and close step 12-speed drivetrain CN-M8100 SHIMANO DEORE XT - 12-Speed - HYPERGLIDE+ - SIL-TEC - MTB Chain The M8100 chain provides enhanced chain retention thanks to an extended portion of the inner plate. The new chain features quick-link assembly and SIL-TEC treatment for extended offroad durability. FEATURE Extended inner plate improves chain engagement and retention Non-reusable Quick assembly tool QUICK-LINK connecting removing pliers (TL-CN10) QUICK-LINK connecting removing pliers (TL-CN10) BENEFIT Proprietary design ensures smooth shifts and strength Compatible with 12-speed drivetrain Easy connection (SM-CN910-12) Include: 1 x Shimano RD-M8100-SGS Rear Derailleur 1 x Shimano SL-M8100-R Right Shifter 1 x Shimano CS-M8100-51T Cassette 1 x Shimano CN-M8100 Chain (124 links) SKU: SET-M8100-4 ***These are OEM Shimano Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in the retail packaging.***