Shimano Deore XT M8100 1x12 MTB Groupset

Looking for a groupset that’s renowned for reliability, crisp shifting, and all-day durability? Shimano’s Deore XT M8100 is the classic choice for riders who want performance that just works—ride after ride. At Bike Clinique, we’re fully manufacturer-trained and have extensive experience fitting Deore XT, so your setup will be dialled, tuned, and ready for anything.

Why Choose Deore XT M8100 at Bike Clinique?
Deore XT has been the benchmark for years, and the 12-speed M8100 version continues that legacy with a modern twist. You get instant, precise shifting, a super-smooth drivetrain, and a cassette range that’s perfect for everything from fast XC to big days in the hills. The FC-M8100 crank and 10–45T cassette keep things light, fast, and efficient—ideal for riders who want tight, race-inspired steps and a bombproof setup.

What’s Included:

• Shifters: XT SL-M8100, 12-speed, with clamp or I-Spec EV mount. Rapidfire Plus logic, two-way release, and ultra-fast Instant Release shifting.

• Rear Derailleur: XT RD-M8120-SGS, long cage, engineered for 1x12. Shadow+ design for stable, silent chain management—even on rough trails.

• Crankset: XT FC-M8100, Hollowtech II, direct mount, available in 165, 170, or 175mm. Choose your ideal chainring (30, 32, or 34T). 52mm chainline for Boost or standard rear hubs.

• Chainring: SM-CRM85, Dynamic Chain Engagement+ for secure, quiet running.

• Cassette: CS-M8100, 12-speed, 10–45T (tight, fast steps). Hyperglide+ for seamless, lightning-fast shifts.

• Chain: CN-M8100, 12-speed, 126 links, with chain lock. SIL-TEC coating for long life and smooth operation.

• (Optional) Bottom Bracket: SM-BB800, BSA or PressFit (ask for the right fit for your frame).

Specs at a Glance:

• 1x12-speed (mechanical)

• Crank Lengths: 165, 170, 175mm

• Chainring Options: 30, 32, 34T

• Cassette: 10–45T (tight, race-focused)

• Chainline: 52mm (Boost and standard compatible)

• Q-factor: 172mm

• Freehub: Shimano Micro Spline

• Color: Anthracite, black

How Does It Ride?
XT M8100 is all about sharp, reliable shifting, quiet running, and a drivetrain that’s light, smooth, and ready for big days out. Riders love the instant response, the confidence on technical climbs and descents, and the peace of mind that comes with true Shimano durability.

Why Trust Bike Clinique?
With full Shimano manufacturer training and years of hands-on experience, we’ll ensure your XT M8100 is fitted, set up, and supported for flawless performance. We’ll check your frame compatibility, talk through chainring and cassette options, and give you a clear estimate before any work begins.

Ready for a classic that’s built to perform?
Book a consultation, schedule your upgrade online, or call us on 07951125843. Pop into our Wimbledon workshop for a demo, get honest, jargon-free advice, and let us help you unlock the best of Deore XT for your next adventure.