QA1 Pro Rear Weld-In Single Adjustable Coilover Kit - 175/350Lb Spring - 3" Axle Tube

Upgrade your rear end with QA1's Pro-Rear System, designed to elevate performance across drag racing, street performance, and street rod applications. This system is available in three distinct valving options to meet various tuning needs:

• Simultaneous Compression and Rebound Single Adjustable (DS): Offers easy tuning of both compression and rebound settings simultaneously for balanced adjustments.
• Independent Compression and Rebound Double Adjustable (DD): Provides separate adjustments for compression and rebound, allowing for precise tuning of both parameters independently.
• Ride Sensitive Non-Adjustable (ALN): Engineered with ride-sensitive valving for consistent performance without the need for manual adjustments.

Each adjustment is meticulously defined to deliver the ideal horsepower curve and maximize performance. The Pro-Rear System features evenly spaced valving changes throughout the adjustment range, eliminating jumps between settings for smooth transitions.

KEY FEATURES

• Coil-Over Configuration: Ensures versatile use and optimal performance across various applications.
• Lightweight Aluminum Construction: Reduces weight without sacrificing strength.
• Ride Height Adjustable: Includes all necessary spring mounting hardware for customizable ride height settings.
• 100% Dyno Tested and Serialized: Guarantees consistent performance and reliability.
• Revalveable and Rebuildable: Available for servicing at QA1’s factory or authorized service centers.
• Precision Machined Aluminum Piston with PTFE Piston Band: Ensures smooth operation and durability.
• 5/8" Centerless Ground, Hard Chrome Plated Solid Piston Rod: Enhances strength and performance.
• Three-Step Sealing System: Provides superior sealing to prevent leaks.

APPLICATIONS

• Fits 3" or 3.25" Diameter Axle Tubes: Compatible with a wide range of rear axle sizes.
• Includes Kit Components: Each kit comes with (2) Proma Star Shocks or Aluma Matic Shocks, (2) Linear or Variable Rate Springs, and all required mounting hardware.

MADE IN THE USA
QA1’s Pro-Rear System is proudly manufactured in Lakeville, Minnesota, ensuring top-quality craftsmanship and performance.

Elevate your vehicle's rear end performance with the QA1 Pro-Rear System and experience enhanced handling and ride quality for your drag racing, street performance, or street rod application.