{"product_id":"shimano-deore-xt-m8100-crankarm170mm-12s-crankarm-boxed-mountain-bike-1x12s-mtb-bicycle-accessories-original-1","title":"Shimano Deore XT FC-M8100 Crank Arm – Hollowtech II | 165–175mm | 1x12-Speed | Trail \u0026 Enduro MTB","description":"\u003ch1\u003eThe Shimano Deore XT FC-M8100 crankset is the 1x12-speed foundation for trail and enduro riders who demand uncompromised power transfer.\u003cbr\u003eParagraph 1 – Key Benefit + Target Audience:\u003cbr\u003eTrail and All-Mountain riders get a crank system with the M8100 that delivers maximum stiffness with low weight thanks to Shimano's proven Hollowtech II technology. The hollow, forged aluminum arms transmit every pedal stroke without loss – even on technical terrain.\u003cbr\u003e\u003cbr\u003eThe Direct Mount system allows for quick chainring changes (28T–36T, sold separately) without tools. The FC-M8100 is compatible with 142mm and 148mm Boost hubs as well as BSA 68\/73mm, BB30, and Pressfit bottom bracket standards – bottom bracket sold separately.\u003cbr\u003eFeature Bullets:\u003cbr\u003e• Hollowtech II – forged aluminum, maximum stiffness, minimal weight\u003cbr\u003e• 1x12-Speed – optimized for modern MTB drivetrains with wide cassette\u003cbr\u003e• Shimano Direct Mount – chainring changes in minutes, 28T–36T compatible\u003cbr\u003e• 4 Crank Arm Lengths – 165 \/ 170 \/ 175 \/ 180mm for every rider type\u003cbr\u003e• Boost \u0026 Standard – compatible with 142mm and 148mm O.L.D.\u003cbr\u003e• Wide BB Compatibility – BSA 68\/73mm, BB30, Pressfit30, BB92\u003cbr\u003e• Q-Factor 172mm \/ Chainline 52mm – optimal geometry for 1x systems\u003cbr\u003e• Chainring \u0026 Bottom Bracket NOT included – individual configuration possible\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"mtb-genius","offers":[{"title":"XT M8100 \/ 170mm \/ MT801 BSA","offer_id":53356700729683,"sku":"1485:3638;14:200006152#XT M8100;234928316:12573766#MT801 BSA","price":109.9,"currency_code":"EUR","in_stock":true},{"title":"XT M8100 \/ 170mm \/ MT800 PF","offer_id":53356700762451,"sku":"1485:3638;14:200006152#XT M8100;234928316:3900009#MT800 PF","price":100.9,"currency_code":"EUR","in_stock":true},{"title":"XT M8100 \/ 170mm \/ NO BB","offer_id":53356700795219,"sku":"1485:3638;14:200006152#XT M8100;234928316:201980864#NO BB","price":109.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1053\/7494\/1523\/files\/Sacbd338d5cc44a479effc6121339e93eT_b236bde3-2367-4b55-a609-599580287cb6.webp?v=1774748260","url":"https:\/\/mtb-genius.myshopify.com\/en\/products\/shimano-deore-xt-m8100-crankarm170mm-12s-crankarm-boxed-mountain-bike-1x12s-mtb-bicycle-accessories-original-1","provider":"mtb-genius","version":"1.0","type":"link"}