Shimano XT M8100 Mini Groupset 1x12 speed with SUNRACE MZ90 2023

This Shimano mini groupset is composed of 1x12 speed XT M8100 rear derailleur, shifter and chain and  Sunrace MZ90 cassette. They are built with same technologies developped for XTR M9100 so they have close performances but with a lower price thanks to differents materials use for XT construction. Like all others XT components this M8100 range has all to be a benchmark with precise, smooth, quiet and reliable shiftings.

Features

Cassette :

• Model : Sunrace MZ90
• High performance 12-speed cassette
• Gear : 11-50T
• Ratio : 454%
• 11-13-15-17-19T spare sprocket made with steel
• 21-24-28T sprocket made with steel and on alloy spider carrier
• 32-36T made with steel and 42-50T sprocket made in aluminium all together on alloy spider carrier
• A7075 Largest Sprocket
• Chain compatibility : 12 speed
• Free hub compatiblity : Standard (Shimano 9-10-11 speed and Sram 9-10 speed)
• XD Free hub not compatible
• Alloy Lockring and Spacers
• Ratio: 11-13-15-17-19-21-24-28-32-36-42-50t
• Finish: Black or Silver

Rear derailleur :

• Model : Shimano RDM8100
• Body material: Aluminium
• Outer cage material: Aluminium
• Inner cage material: Aluminium
• Cage length: Long (SGS)
• Min small sprocket size: 10 teeth
• Max small sprocket size: 10 teeth
• Min biggest sprocket size: 45 teeth
• Max  biggest sprocket size: 51 teeth
• Total capcity: 41 teeth
• Pulleys material: Plastic
• Pulleys size: 13 teeth
• Sealed bearings
• Technologies:
    - Shadow RD+: Reduce chain movments and drivetrain noise
• Dirvetrain compatibility: Shimano MTB 1x12 speed
• Colour: Grey and black

Shifter :

• Model : SLM8100
• Body material: Aluminium
• Release lever material: GFRP and steel
• Low lever material: Aluminium
• Position: Right
• Speed: 12
• Mount:
    - Clamp
    - I-Spec EV
• OGD: No
• Technologies:
    - 2Way Release: Allows to action the lever in two way
    - Instant release: Faster shifting
    - Multi release: Allows to shift some gears with one pressure
• Drivetrains compatibilities:
    - Shimano VTT 1x12 speed
    - Shimano VTT 2x12 speed
  
• Colour: Black 
• Delivered with:
    - 1 OT-SP41 cable
    - 1 user guide

Chain :

• Model : CNM8100
• Outer plates material : Steel
• Inner plates material : Steel
• Inner plates coating : Chromatic
• Number of links ;
    - 126
    - 138
• Pins material : Steel (Solid)
• Speed : 12
• Technology :
    - HG : Bettre chain control and quieter and smoother shifts
• Drivetrain compatibilities : Shimano MTB 12 speed
• Colour : Silver
• Only compatible with 12 speed Shimano chainrings
• Delivered with non reusable CN910-12 quicklink

Shimano weight : 1147g