4107 Firestone Industrial Helper Spring Kit Air Spring
4107 Firestone Industrial Helper Spring Kit Air Spring
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4107 Firestone Industrial Helper Spring Kit Air Spring
Transform your vehicle's performance with the 4107 Firestone Industrial Helper Spring Kit. Designed to significantly enhance ride quality, handling, and braking, this innovative solution is essential for any car, minivan, van, light truck, RV, or SUV.
Key Features:
- Improved Ride Quality: The Coil-Rite air helper springs provide extra support for coil springs, delivering a smoother ride even under heavy loads and challenging road conditions.
- Adjustable for Versatility: Easily adjust the air pressure in the springs to accommodate varying loads. Spring performance can be modified as simply as inflating a tire, providing flexibility for your driving needs.
- Durable Construction: Made from high-quality, elastic polyurethane, these air helper springs are built to withstand the rigors of coil-sprung suspensions, ensuring long-lasting performance.
- Enhanced Vehicle Stability: Absorb road shock and improve your vehicle's stability, providing a comfortable experience for passengers and cargo alike.
- Leveling Support: Maintain a level stance for better steering control and braking effectiveness, which also helps level headlight beams and reduces tire wear.
- Protective Air Cushion: Prevent bottoming out by softening the contact between the axle and frame with a protective air cushion.
Installation Made Easy:
No drilling required! The kit comes complete with everything you need for a quick and easy installation:
- Brackets
- Air Springs
- Hardware
- Air Line
- Separate valves for manual inflation
Specifications:
- Load Capacity: 500 to 1000 pounds per set
- Material: Polyurethane
- Pressure Range: 5 to 35 PSI
- Mounting Type: Inside coil spring
- Warranty: Limited lifetime warranty
Upgrade your vehicle's performance with the 4107 Firestone Industrial Helper Spring Kit and experience the difference in comfort, stability, and handling today!
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.

