Transform your 1988-1998 C1500’s rear suspension with QA1’s R140-170 Coilover Conversion System. This kit replaces your factory leaf springs with high-performance, adjustable coilovers, an adjustable panhard bar, and adjustable trailing arms for superior handling, comfort, and control.

The system offers a significant upgrade for street performance, daily driving, or even towing. Achieve a customized look with 4-7 inches of adjustable rear drop without requiring welding or bed removal. Installation is a direct bolt-on process, making it accessible for enthusiasts looking to modernize their truck’s ride.

Included are QA1 adjustable coilover shocks to fine-tune your damping, 170 lbs./in. springs for a balanced ride, an on-car adjustable panhard bar for precise axle alignment, and adjustable lower trailing arms to optimize suspension geometry. All necessary mounting hardware is provided for a complete package.

This kit is designed exclusively for C1500 models with a 10-bolt rear differential. Experience enhanced stability, reduced body roll, and a smoother ride quality compared to the stock leaf spring setup. Enjoy modern handling capabilities in your classic truck.