SRAM Rival 1x XPLR Wide Crank Arm Assembly - 170mm, 12/13-Speed, 8-Bolt Direct Mount, DUB Spindle, Black, E1 Shifter Parts (Electronic) Update: Dec 2025

Update: Dec 2025

and two lower link bearings

EAN: 00818801027771

this 1x specific unit prioritizes shift precision and chain management no matter the terrain or conditions

- Enlarged pistons in the master cylinder and caliper from 10mm/17mm to 12mm/19mm

SRAM Rival 1x XPLR Wide Crank Arm Assembly - 170mm, 12/13-Speed, 8-Bolt Direct Mount, DUB Spindle, Black, E1 Shifter Parts (Electronic) Update: Dec 2025SRAM has taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio, with material only where its needed 8 bolt interface compatible with power and non power AXS spiders and integrated chainrings (Chainring and spider sold separately) DUB bottom bracket adds durability and simplicity (Bottom bracket sold separately) Aluminum arms optimized for stiffness and light weight 150mm Q factor 47. 5mm