Keep your ride running smooth with the Prowheel Left Crank Arm, designed with a classic square-taper interface for reliable strength and compatibility. Whether you’re replacing worn parts or upgrading your e-bike’s drivetrain, this crank arm delivers solid performance you can count on.
Prowheel Crank Arm (Left) with Square Hole
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Left-side crank arm engineered specifically for square-taper bottom brackets
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High-quality aluminum construction for long-lasting durability without added weight
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Precision fit ensures steady pedaling power and reduced wobble
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Universal compatibility with many e-bike and standard bicycle models
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Easy installation—swap it out and get back on the road in minutes
Perfect for everyday riders, commuters, and e-bike enthusiasts looking for a dependable replacement part. Keep your e-bike in top shape with Prowheel’s trusted performance.
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