Chain Tensioner — No longer available– I apologise

Description

The Schwinn Chain Tensioner, SKU 97990-SAE, is a replacement component for selected schwinn airdyne bike parts assemblies, helping maintain proper chain alignment and smooth pedal-to-fan operation. Designed for the Pedal Drive & Fan Assy section of the Schwinn Airdyne Evolution, this part supports consistent drivetrain tension during everyday use.

• Fits the Schwinn Airdyne Evolution indoor bike pedal drive and fan assembly.
• Replaces part number 97990-SAE in applicable exploded diagrams and service parts lists.
• Commonly referenced as a pedal drive & fan assy parts chain tensioner for Evolution-series air bikes.
• Designed for use on compatible Schwinn indoor cycles using the original chain-driven fan system.
• Please match your model designation and part number before ordering, since fitment can vary across Airdyne generations.

This tensioner is built to help control chain slack, reduce unnecessary drivetrain movement, and support efficient power transfer from the pedals to the fan wheel. As a wear-related service item, replacing a worn or damaged unit can help restore smoother pedaling and more reliable operation. This item is associated with the schwinn chain tensioner — no longer available– listing, so customers should verify availability or look for a suitable substitute before purchase. Installation is typically straightforward for owners familiar with fitness equipment repair, though moderate DIY mechanical skill is recommended when working around the chain and fan drive components.

OEM-quality replacement fit for compatible Schwinn equipment, with dependable support from our fitness parts warehouse.