We are trying to satisfy 100% of our customers
Our bikes are 100% safe and eco-friendly
✕
biker4-shop-icon3
julio 27, 2026

Shimano DEORE XT M8100 Crank Arm 12 Speed 165/170/175mm Crank Without Chainring

Model: FC-M8100-1 Series: DEORE XT M8100 Series Rear transmission: 12 Compatible chain: HG 12 speed Chain centerline (mm): 52 O. L.D. | Barrel axis (mm); 142, 148 Lock Nut Spacing | Internal/External Types: 135, 141 P. C.D. (mm): Direct installation Tooth fixed arm/crank claw: 4 Q factor (mm): 172 Length of crank arm (mm) | 170: ✔ Length of crank arm (mm) | 175: ✔ HOLLOWTECH II: ✔ Compatible center axis types | On the outer side: ✔ Recommended center shaft | thread (normal): BB-MT801 Recommended center shaft | press in type: BB-MT800-PA Thread five way width (mm) | 68: ✔ Thread five way width (mm) | 73: ✔ Note: These are OEM Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in retail packaging Tariffs are not included in the cost of goods.
julio 22, 2026

Shimano Deore XT FC-M8100 FC-M8120 Crankset Hollowtech II Boost

SHIMANO DEORE XT - HOLLOWTECH II - MTB Crankset - 172 mm Q-Factor - 1x12-speed. The SHIMANO DEORE XT FC-M8100-1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 172mm Q-factor.
julio 22, 2026

Shimano Deore XT FC-M8100 FC-M8120 Crankset Hollowtech II Boost

******Our warehouses are located in USA and Hong Kong and China, all other countries (except USA) will be shipped from our Hong Kong warehouse. ****** FC-M8100-1 SHIMANO DEORE XT - HOLLOWTECH II - MTB Crankset - 172 mm Q-Factor - 1x12-speed The SHIMANO DEORE XT FC-M8100-1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 172mm Q-factor. FEATURE Special MTB gear teeth profile improves chain engagement and retention Hollow forged crank maximizes power transfer while limiting weight BENEFIT Superior chain retention Rigid and lightweight design for aggressive trail riding Q-factor: 172 mm Chainline: 52 mm Weight: 608 g (28T), 622 g (30T), 620 g (32T), 633 g (34T), 651 g (36T) -------------------------------------------------------------------------------------------------------- SM-CRM85 SHIMANO DEORE XT - Chainring - DYNAMIC CHAIN ENGAGEMENT+ - 12-speed SHIMANO's DEORE XT SM-CRM85 stiff and lightweight chainring delivers smooth pedaling over bumpy terrain. The SM-CRM85 chainring features SHIMANO DYNAMIC CHAIN ENGAGEMENT+ technology, which features special gear teeth profiles that deliver exceptional chain engagement and chain retention. FEATURE Special MTB gear teeth profile improves chain engagement and retention BENEFIT Superior chain retention Gear combination: 28T, 30T, 32T, 34T, 36T SKU: FC-M8100-1 ***These are OEM Shimano Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in retail packaging.***