Ground Control
Dial in your fit with 160, 165 and 170 crank lengths, trimmed to length for improved rock and roots clearance on shorter sizes.
Become the Machine
Purpose-built for Bosch Gen4 drive system for seamless motor integration.
Our Aeffect R eMTB cranks bring the burly, purpose-driven design of Aeffect R to the Bosch Gen4 drive system. While they are designed for rowdy, power-down riding, the 444g weight puts them among the lightest alloy eMTB cranks on the market. Pair with a Steel DM Bosch G4 ring for the perfect integrated styling.
Crank Compatibility Optimized for Bosch Gen 4 | Compatible but not optimized for Bosch Gen 2
Available Arm Lengths 160mm, 165mm, 170mm,
Crank Arm Material 7050 Aluminum
Weight 485g
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