Dialing in that perfect stance has never been easier. QA1's Pro Coil systems provide both ride height and valving adjustment. Whether you spend time cruising or racing, we have a solution that's just right for you.

Our coil-over shocks are a great option for anyone looking for fully adjustable ride height and valving control. 

• On-the-car adjustable valving makes it easy to dial in your desired level of comfort and performance.
• Adjustable shocks have 18 clicks of compression and rebound adjustment.
• Easy, bolt-in installation with stock control arms or QA1 tubular control arms.
• 100% dyno tested and serialized.
• Made in the USA.

For other Pro Coil Systems or for different valving, enter your vehicle on our Stock Mount Coil-Over Systems page.

Which shock is right for me?

Cruising - Non-Adjustable
Handling - Single Adjustable
Casual Drag Racing - Single Adjustable "R" Series (front only)
Autocross and Drag Race - Double Adjustable
Pro-Touring and Drag Race - MOD Series (front only)