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Part # / Stock #: 4155
Firestone Coil-Rite rear air helper spring kit. Confirm the exact application and all restrictions below before ordering.
Current Manufacturer Fitment
- Buick Terraza (2005-2007)
- Chevrolet Uplander (2005-2009)
- Saturn Relay (2005-2007)
- Toyota Sienna (2004-2026) — Not AWD, or Hybrid models.
Kit Details
- Fill Kit: Manual
- Load Capacity: 1000lbs
- Installation: No Drill
- In-Bed Hitch: Not Compatible
- Min. Air Pressure: 5 PSI
- Max Air Pressure: 35 PSI
- Install Time: 1 - 2 HOUR(s)
Air helper springs provide adjustable load-leveling support. They do not increase the vehicle manufacturer’s GVWR, axle ratings, payload or towing capacity. Manufacturer applications are for stock vehicles unless specifically stated; lifted, lowered and modified vehicles require a separate compatibility check. Air compressor sold separately.
View current Firestone fitment and installation information.