Working closely with Specialized, Praxis have created e-crank arms for many of their e-bikes. Simply pull off the stock aluminium crankarms and bolt on these carbon cranks for a lighter, higher performance setup on your Specialized e-bike. eCranks for the SL family of eBikes with the SL motor with Praxis alloy M30 spindle.
Road version for the Creo SL family.
- For Specialized “SL 1.1” motor with M30 spindle/spline.
- 170, 172.5 and 175mm lengths.
- 172.5mm weight 340g.
- 182mm Qfactor when installed on the SL1.1 motor.







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