QA1 Precision Products R256-170N Four Link Suspension Kit with Narrowed 9" Rear End 67-69 GM F-Body

Transform your first-generation Camaro or Firebird with the QA1 R256-170N complete rear suspension conversion system. This comprehensive kit pairs a triangulated four-link suspension system with double-adjustable Proma Star coilovers and a custom narrowed 9" rear housing, providing a complete one-stop solution for serious performance upgrades.

Complete Suspension Transformation:

• Replaces factory leaf springs with triangulated four-link geometry and coilover suspension
• Includes custom QA1 narrowed 9" rear housing with fabricated center section
• Double-adjustable Proma Star shocks with independent rebound and compression tuning
• +2 to -3 inches of ride height adjustability for perfect stance control
• Accommodates up to 11-inch wheels on 67-68 models and 12-inch wheels with 335 tires on 69 models

Heavy-Duty Rear Housing Specifications:

• Heavy-duty 3" OD, 1/4" wall axle tubes for maximum strength
• 31-spline 1541H alloy axles rated for up to 650 horsepower
• Housing capacity up to 800 horsepower
• Formed trailing arm brackets to reduce flex under high loads
• Durable semi-gloss powder coat finish throughout

Installation and Adjustability:

• Minimal welding required for rear crossmember installation
• Rear housing is direct bolt-in after crossmember welding
• Easy adjustment of ride height, pinion angle, and wheelbase without link removal
• No floor pan modifications required
• Provides instant center adjustability for optimal traction and handling

Every component is precision-engineered and tested by QA1 to ensure proper fitment the first time. This kit eliminates the hassle of sourcing junkyard rear ends or piecing together mismatched components. Proudly manufactured in Lakeville, Minnesota, and backed by QA1's lifetime shock warranty when registered at QA1.net/warranty.