Shimano Deore XT M8100 Groupset, 1x12, w/o crankset
or 4 payments of with 
Shimano Deore XT is the original mountain bike groupset trusted by generations of mountain bikers around the world. Whatever the trail, whatever you ride, XT is your solution for mountain biking today. Reliable shifting. Superior braking. Intuitive maintenance. XT is the high-performance workhorse you can count on.
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Components included in groupset:
Cassette: CS-M8100 (10-51T)
HYPERGLIDE+, Beam Spider construction, MICRO SPLINE
Rear Derailleur:
Components included in groupset:
Cassette: CS-M8100 (10-51T)
HYPERGLIDE+, Beam Spider construction, MICRO SPLINE
Rear Derailleur:
RD-M8100-SGS 12-Speed paired with 10-51T cassette
SHIMANO SHADOW RD+, HYPERGLIDE+, 13T Pulley
SHIMANO SHADOW RD+, HYPERGLIDE+, 13T Pulley
Shifter: Shimano XT SL-M8100-IR I-SPEC EV or SL-M8100-R Clamp, 12-Speed
Chain: CN-HG-M8100 124L
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Our thoughts:
XT is really the high-performance workhorse you can depend on. With unrivalled performance and durability its been trusted by mountain bikers around the world, no matter what type of trails and conditions they encounter.