QA1 Rear Coil Over System 99-06 Silverado Sierra - R145-200

QA1 Rear Coil Over System 99-06 Silverado Sierra - R145-200

Rear Suspension Kit - Single Adjustable - 200 lb/in Spring Rate - Crossmember / Panhard Bar / Shocks / Springs / Torque Arms / Trailing Arms - Steel - Black Powder Coat - GM Fullsize Truck 1999-2006 - Kit

Key Features

• Brand: QA1
• Part Number: R145-200
• Product Type: Rear Suspension Kits
• Fitment: 1999-2006 Chevrolet Silverado, GMC Sierra, GM Full-Size Truck
• Built for improved handling, stance, suspension control, and reliable performance
• Designed for serious street, performance, drag, pro-touring, and custom builds

Fitment & Installation Notes

1999-2006 Chevrolet Silverado, GMC Sierra, GM Full-Size Truck Professional installation is recommended when suspension geometry, alignment, ride height, welding, or fabrication may be involved.

Emissions & Compliance

Catalog compliance data lists CARB:N and/or EPA:N. Confirm state and local requirements before street use.

Why Buy This Part

Choose QA1 for proven performance parts engineered for enthusiasts who care about fitment, quality, and real-world results.