Shimano 1X12

Boost and standard compatible - Q-Factor 162 mm - 1x12 and 2x12-speed

Medium cage - 1x12 speed rear derailleur

For 1x12-speed drivetrains

Supplied with quick-release fastener

Long cage - enduro model

12-speed - Compatible with single chainring and 10-45, 10-51 cassettes

165, 170, 175 mm cranks - Q-Factor 178 mm

Q-Factor 181 mm - Super Boost 157 mm

30, 32 and 34 teeth

Single-chainring drivetrains only

With 36-26 chainrings - 12 speeds

1x12v and 2x12v cranks - Cranks: 165, 170, 175, 180 mm

For mountain bikes with 12x142 mm rear axle

Super Boost 12x157 mm - without chainring

1x12-speed drivetrain

142 or 148 mm frame - 1x12 speeds

Boost frame - 1x12v - Chainline 55 mm

1x12v - Compatible with 135, 142 and 148 mm frame spacing

96 mm centre distance - for Shimano 1x12-speed drivetrain

10-45, 10-51

10-45T cassette, 1x12-speed

28, 30, 32, 34, 36 teeth - Direct Mount installation

Q-Factor 176 mm - chainring-less

Gravel bike use - Front brake - 1000 mm hose

Reliable and precise wireless electronic drivetrain – Cassette compatibility up to 51 teeth

Single chainring 40 teeth

Tooth count: 38 or 40 teeth - Crank length: 165, 170, 172.5, 175 mm