AIR LIFT AIR HELPER SPRINGS ; 11-19 SILVERADO/SIERRA HD
- Eliminate Sag And Bottoming Out
- Rugged Durable Components
- Fully-illustrated Installation Manual
- Include Air Springs And All Hardware
- Lifetime Warranty
- Underframe Kit Designed To Work w/Most In-Bed Hitches
- Air Springs Fully Adjustable From 5-100 PSI
