Trek 2018 Session Carbon 27.5 Chainstay 27.5˝ x 2.5˝ Viper Red Default:Default this kit includes both shift/brake

this kit includes both shift/brake levers

BCD: Direct Mount SRAM

SL-K ACR Compact

Color Black Size Rear 12 Gender unisex Intended User Age 12 years and over Battery Type CR1632 (Coin) Model Year 2026

Drivetrain Compatibility: Shimano Road

Trek 2018 Session Carbon 27.5 Chainstay 27.5˝ x 2.5˝ Viper Red Default:Default this kit includes both shift/brakeSeatstay Trek Session 9. 9 27. 5 2018 Viper Red Genuine replacement parts Get back on the trail with a genuine replacement framestay. Trek engineered framestays help transmit the trail to your rear shock while maintaining a stiff frame. Key Features Designed for 2018 Session Carbon 27. 5 Color matched for direct compatibility, select neutral black models available Not compatible with Session Carbon 27. 5 2015 2017 Not compatible with Session AL 27. 5