4155 Firestone Industrial Helper Spring Kit Air Spring
4155 Firestone Industrial Helper Spring Kit Air Spring
Available in stock (90)
4155 Firestone Industrial Helper Spring Kit Air Spring
Transform your driving experience with the 4155 Firestone Industrial Helper Spring Kit. Designed to enhance the ride, handling, and braking of your vehicle, these innovative Coil-Rite air helper springs provide the support your vehicle needs for an optimal performance.
Key Features:
- Increased Load Support: Capable of supporting between 500 to 1000 pounds per set, these springs are perfect for heavy loads.
- Durable Construction: Made with high-quality elastic polyurethane, ensuring longevity and resilience against the rigors of coil-sprung suspensions.
- Adjustable Air Pressure: Easily modify spring performance by controlling the air pressure, similar to inflating a tire, accommodating varying loads and road conditions.
- No Drill Installation: Enjoy a hassle-free setup with all necessary components included—brackets, air springs, hardware, air line, and separate valves for manual inflation.
Benefits:
- Enhanced Stability: Absorbs road shocks for a smoother ride, providing comfort for both passengers and cargo.
- Improved Steering Control: Keeps your vehicle level, enhancing steering and braking effectiveness while reducing tire wear.
- Bottoming Out Prevention: The protective air cushion softens contact between the axle and frame, reducing the risk of bottoming out.
Specifications:
- Type: Air Spring
- Material: Polyurethane
- Pressure Range: 5 to 35 PSI
- Mounting Type: Inside Coil Spring
- Included: Mounting hardware, air line, and valve for easy installation
Upgrade your vehicle with the 4155 Firestone Industrial Helper Spring Kit and experience the difference in ride quality, handling precision, and braking effectiveness. Enjoy a limited lifetime warranty for added peace of mind!
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

