QA1 RCK52386 Rear Pro-Coil Coilover Conversion Kit Single Adjustable 170 lb/in Springs

The QA1 RCK52386 is a bolt-in rear coilover conversion kit designed for 1965–1970 Chevy B-Body vehicles. This complete Pro-Coil system replaces the factory rear suspension with a fully adjustable coilover setup, giving you control over ride height and damping without cutting or welding.

The kit features single-adjustable aluminum coilover shocks with 18 clicks of simultaneous rebound and compression damping adjustment, letting you fine-tune your suspension for street driving or track performance. The fully threaded shock bodies, combined with adjustable mounting brackets, provide meaningful ride height adjustability to achieve your desired stance.

Kit Contents:

• 2 single-adjustable aluminum coilover shocks
• 2 high-travel coilover springs — 170 lb/in spring rate
• All mounting brackets and hardware for a complete bolt-in installation

Key Features:

• Bolt-in installation — no cutting or welding required
• Single-adjustable valving — 18-position damping adjustment for ride quality and performance tuning
• Fully threaded aluminum shock body for ride height adjustability
• 100% dyno tested and serialized at the factory
• Rebuildable and revalveable by QA1 or authorized service centers
• Limited Lifetime Warranty on shocks when registered at QA1.net/Warranty
• Proudly made in the USA in Lakeville, Minnesota

Note: Lower shock mount bracket may not be compatible with aftermarket rear end housings.