What is RideSensitive valving?

RideSensitive valving is QA1's design to balance ride quality and performance. It's designed to provide a comfortable ride on the street while still offering improved handling for performance driving.

What spring rate should I choose?

The included springs are 12 inches long, with a rate of 130/250 lbs/in. Spring rate depends on your vehicle's weight, intended use, and personal preference. QA1 can help you select the correct spring rate for your application.

Is welding required to install this kit?

Yes, this is a weld-in kit. Welding is required to install the brackets onto your vehicle's chassis. Professional installation is recommended if you are not experienced in welding.

QA1

QA1 Pro Rear Weld-In Coil-Over System - RideSensitive - 12in x 130/250lbs/in - 3in Tube - Aluminum

Name: QA1 Pro Rear Weld-In Coil-Over System - RideSensitive - 12in x 130/250lbs/in - 3in Tube - Aluminum
Brand: QA1
Price: 831.97 USD
Availability: InStock

$831.97

Weld-in coil-over kit for the rear. Improves handling and ride quality.

Key Features

Aluminum shock body — lightweight and resists corrosion
RideSensitive valving — balances ride quality and performance
Weld-in design — allows for custom installation
Adjustable ride height — fine-tune your stance

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more