Crank Arm, Left – Cotter Pin Crank Arm

Description

The Crank Arm, Left – Cotter Pin Crank Arm is a dependable replacement for worn or damaged Schwinn Airdyne parts, restoring smooth left-side pedal motion on compatible Airdyne exercise bikes. Designed for the pedal drive assembly, this left crank arm helps keep your bike pedaling evenly and securely during everyday home or light commercial use.

• Fits select Schwinn Airdyne bikes that use a left-side cotter pin crank arm in the pedal drive system.
• Compatible with older Airdyne models using traditional cotter-style crank connections rather than modern square-taper or splined crank sets.
• Commonly used as an airdyne pedal drive parts crank arm left cotter replacement when the original arm is bent, stripped, loose, or damaged at the pedal threads or cotter hole.
• Replaces one left crank arm only; compare your existing part style, orientation, and mounting design before ordering.

This replacement Schwinn crank arm left cotter pin crank is built for proper alignment in the bike’s pedal drive assembly and is intended to match the fit and function of the original style component. It is designed for the left-hand side of the bike and works with cotter pin hardware found on certain legacy Schwinn Airdyne models. Installation is generally straightforward for experienced DIY owners, though removing an older seized crank arm or cotter pin may require basic bike tools and careful fitting. For best results, inspect the pedal threads, cotter pin, and mating spindle surfaces during replacement to ensure a secure, long-lasting repair.

An OEM-style solution for bringing your Airdyne back to reliable operation. Easy DIY installation and ships same day from our warehouse.