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Enhance vehicle stability and comfort with adjustable air springs.
The Firestone Coil-Rite Air Helper Spring Kit is designed to improve the ride quality, handling, and braking performance of vehicles equipped with coil spring suspensions. This innovative air spring system fits inside existing coil springs, providing additional support and creating a variable rate spring that adapts to varying loads and road conditions. Made from durable polyurethane, these air helper springs are engineered to withstand the demands of coil-sprung suspensions, ensuring long-lasting performance and comfort.
With a leveling capacity of 500 to 1000 pounds, the Coil-Rite air helper springs allow for precise adjustment of air pressure between 5 to 35 PSI, enabling users to tailor the suspension to their specific needs. This feature not only enhances vehicle stability but also absorbs road shocks, resulting in a smoother ride for both passengers and cargo. The system helps maintain a level vehicle stance, improving steering control, braking effectiveness, and reducing tire wear.
Installation is straightforward, requiring no drilling, and includes all necessary components such as air springs, brackets, air line, and hardware for a quick setup. The Firestone Coil-Rite Air Helper Spring Kit is an effective solution for those looking to optimize their vehicle's performance under heavy loads and challenging driving conditions.
Features
- Made Of Durable Polyurethane To Withstand The Rigors Of Coil-Sprung Suspensions
- Increase Vehicle Stability: Absorbs Road Shock Providing A Smooth Ride For Passengers And Load
- Keep The Vehicle Level: Improves Steering Control And Braking Effectiveness, Levels Headlight Beams And Reduces Tire Wear
- Reduce Bottoming Out: Protective Air Cushion Softens Contact Between The Axle And Frame
- Discover The Difference Coil-Rite Air Helper Springs Can Make In Improving The Ride, Handling And Braking Of Your Vehicle
- No Drill Installation
- Everything Is Included For A Quick, Easy Installation. Brackets, Air Springs, Hardware, Air Line, And Separate Valves For Manual Inflation
Specifications
- Manufacturer: Firestone Industrial
- Manufacturer Part Number: 4155
- Type: Air Spring
- Load Capacity: 1000 Pound
- With Air Compressor: No
- Color: Black
- Quantity: Set Of 2
- Pressure Range: 5 To 35 Pounds Per Square Inch
- Material: Urethane
- Mounting Type: Coil Spring Mount
- With Bellows: No
- With Air Line: Yes
- With Roll Plate: No
- With Valve: Yes
- Remote Type: Not Applicable
- With Mounting Hardware: Yes
- Estimated Install Time (Hours): 1
Compatibility / Fit
- 2005-2007 Buick Terraza
- 2005-2008 Chevrolet Uplander
- 2005-2007 Saturn Relay
- 2004-2025 Toyota Sienna
Technical Documents
Product Videos
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
