QA1 R230-170 Rear Coil-Over Suspension System 1973-1987 C10 Double Adjustable GM 10 Bolt

The QA1 R230-170 is a complete rear suspension conversion system designed specifically for 1973-1987 Chevrolet C10 trucks with GM 10-bolt rear differentials. This engineered-from-scratch system allows C10 owners to add modern performance handling to their classic pickup without removing the truck bed.

Key Features:

• Double adjustable coil-over shocks with 170 lb/in spring rate
• Unique bolt-in torque arm design eliminates binding issues common in traditional 4-link systems
• Adjustable ride height with 4 to 7 inches of drop below stock height
• Superior suspension control for smooth ride quality and improved handling characteristics
• Complete kit includes adjustable shocks, trailing arms, panhard bar, torque arm, and all mounting hardware
• All components manufactured in QA1's Lakeville, Minnesota facility
• All shocks are 100% dyno tested and serialized for quality assurance

This system provides exceptional control over suspension movement and can be paired with QA1's front suspension system for complete four-corner adjustability. Everything needed for installation is included in the kit.