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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
Spacers are available to adjust the chain-line as needed
Note that when retrofitting this for use on a bike that previously had a center-mount kickstand you may need to undo some zip ties holding cables during the installation process
There are some scratches on the bike's toptube
44t Chainring
8" tires you will need longer M5x35 bolts and four ~8mm Spacers
Ultra Motor Pinion V1 category_Lights Spacers are available to adjustThe Ultra Motor Pinion V1 is a direct replacement gear for Bafang Ultra M620 mid drive motors. Engineered to restore smooth power delivery and efficient pedal assist performance, this pinion gear handles the demanding torque of high powered e bike systems. Compatible with standard Ultra motor assemblies, it's an essential maintenance component for riders looking to maintain their bike's responsiveness and reliability. Install with confidence knowing
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