Spoke Protector, No Hole, AD4

Description

The Spoke Protector, No Hole, AD4 is a replacement schwinn airdyne parts component designed to help protect the rear wheel area of select Airdyne bikes. Made for the pedal drive assembly on the Schwinn AD4, this disc-style guard fits behind the drive sprocket to support safe, smooth operation.

• Fits Schwinn Airdyne AD4 bikes.
• Replaces Schwinn part number 90888; sold here as SKU 90888-SA.
• Used in the airdyne pedal drive parts spoke protector no hole position on AD4 pedal drive assemblies.
• Companion clip hardware is commonly referenced as part 90827 on AD3/AD4 diagrams.
• Often identified by owners searching for a schwinn spoke protector no hole for older AD4 exercise bikes.

This replacement spoke protector is a molded plastic guard made to mount in the pedal drive area and help shield the spokes from chain or drive-related interference. On Schwinn AD4 parts diagrams, the no-hole version is listed separately from the spoke protector with hole, making correct matching important before ordering. This is an aftermarket replacement built to meet the fit and function of the original part, making it a practical solution for restoring an older Airdyne. Installation is typically straightforward for DIY repairs when replacing worn, cracked, or missing pedal drive guards.

OEM-quality replacement for your AD4, with easy DIY installation and fast shipping from our warehouse.