US Buyers: All import duties are prepaid - nothing extra will be charged at delivery.
Universal Air Spring Bags for Rear Coil Springs
- Upgrade your vehicle’s suspension with heavy-duty air spring bags designed for installation inside rear coil springs.
- These adjustable air cylinders help support additional load, reduce suspension sag, and improve ride stability when carrying cargo, towing trailers, or driving with passengers.
- This universal system fits many vehicles with rear coil spring suspension, including cars, SUVs, vans, and pickup trucks.
Key Benefits
- Reduces rear suspension sag when carrying heavy loads
- Improves stability and ride comfort
- Helps maintain proper ride height
- Adjustable air pressure depending on load
- Suitable for towing, cargo, and off-road setups
- This is a universal product.
- Fitment depends on the size of your rear coil springs.
- Before ordering, you must measure the internal dimensions of your spring to ensure compatibility.
- Required measurements:
* Available height inside the spring
- Please refer to the measurement guide in the listing images.
- Diameter: 95 mm
- Height: 165 mm
Package Includes
- 2 × Air Spring Bags (Left + Right)
- Air Line / Inflation Hose (3 m)
- Installation Fittings
- Rear Coil Spacers
- Mounting Hardware
Professional installation is recommended.
During installation:
• factory bump stops may need to be removed
• ensure there are no sharp edges inside the spring
• choose the correct valve configuration for your vehicle
Two valve types are available:
End valve – for vehicles with routing holes in control arms
Side valve – for vehicles without hose routing holes
See images in the listing for reference.
- This product includes a 5-year warranty covering manufacturing defects.
If you can't find a spacer or lift kit for your vehicle, reach out to us directly. Not all products are listed on the site, and we'll assist you in finding the perfect fit!