QA1 DM501-12250 HD Pro Rear Coilover Conversion System 3.0 Axle MOD 250lb

The QA1 DM501-12250 HD Pro Rear Coilover Conversion System delivers professional-grade suspension performance for vehicles equipped with a 3.0 axle housing. Designed for demanding street and track applications, this system replaces traditional leaf spring setups with a fully adjustable coilover configuration, giving you precise control over ride height and damping characteristics.

This complete conversion kit is built around QA1's MOD Series adjustable coilover shocks, which feature external shock adjustment for easy tuning without removing the shocks from the vehicle. The included 40-inch weld-in tube integrates cleanly into the chassis, and all necessary mounting hardware is provided for a complete installation.

Kit Includes:

• Two (2) MOD Series adjustable coilover shocks
• Two (2) 250 lb/in rate coil springs
• One (1) 40-inch weld-in tube
• All required mounting hardware

Key Features:

• Designed for 3.0 axle housing applications
• MOD Series shocks with external rebound adjustment
• 250 lb/in spring rate for performance street and mild track use
• Converts leaf spring suspension to coilover for improved handling and adjustability
• Weld-in tube design for a clean, integrated chassis fit
• Complete hardware package included — no additional sourcing required

The QA1 HD Pro Rear Coilover Conversion System is an ideal solution for builders and enthusiasts looking to upgrade their rear suspension with a durable, tunable, and professionally engineered coilover package.