Firestone Coil-Rite Replacement Air Helper Spring 4.75 x 10in
This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.
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This 4.75 x 10in Firestone Coil-Rite air spring replaces a worn or damaged bellow in a Coil-Rite helper spring kit.
Key Features
- Fits inside the existing coil springs to create a variable spring rate
- Air pressure adjusts for varying loads and road conditions
- Durable, elastic polyurethane construction
- Supports 500-1,000 lbs per set (not to exceed the vehicle GVWR)
Product Details
- Brand: Firestone
- Manufacturer Part Number: W237606003
- Product Line: Coil-Rite
- Size: 4.75 x 10in
- Replacement for Coil-Rite kit(s): 4108, 4121
Orders typically ship within 24–48 hours of being received, but because of vendor shipping times some orders may take longer. We ship within the United States only (48 contiguous states plus DC).
Shipping Height: 6.0
Shipping Length: 12.0
Shipping Width: 6.0