SHIMANO DEORE XT - Bottom Bracket - Press-Fit - HOLLOWTECH II - 89.5/92 mm shell width

For SHIMANO 24mm MTB cranks, the SHIMANO DEORE XT bottom bracket uses high quality sealed bearings and is offered in threaded and pressfit options.

• Ride anywhere 11-speed rider tuned gearing
• The power to choose how and where you ride
• Various choices for bike and riding style
• Consistent shifting performance and enhanced chain management
• More durable chainwheel teeth
• Composite chain ring construction:
  Steel teeth/Steel+CFRP body (1x11, 3x11 Middle)
  Aluminum plated teeth/Aluminum+CFRP body (2x11 Top)
• Optimal balance of durability and lightweight
• New 3D composite chain ring's teeth composition is optimized for each chainwheel load out with steel driving gear teeth and aluminum support gears
• Aluminum teeth/Aluminum+CFRP (3x11 Top) Steel teeth/CFRP (3x11 Middle) Aluminum plated teeth/Aluminum+CFRP (2x11 Top) Stainless steel/CFRP (1x11)
• High efficient and precise shifting
• Improved driving rigidity
• 70 degree spider arm with HOLLOWTECH II technology and Dynamic Chain Engagement (1x11-speed)
• Close ratio gear combination for minimum shifting gap and maintaining rhythm
• Single spike structure for robust shifting
• Enhanced chain retention
• Dynamic Chain Engagement (1x11-speed)
• Better sealing and better rotation
• Small ball Bottom Bracket
• Gear combination: FC-M8000-3: 40-30-22T FC-M8000-2: 38-28T, 36-26T, 34-24T FC-M8000-1: 30T, 32T, 34T Chain line 3mm outboard spec available