Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
FREE 1 to 3-Day Delivery on Orders $149+ Details
QA1 Double Adjustable Rear Coil-Over Conversion Kit; 95 lb./in. Spring Rate (79-04 Mustang, Excluding 99-04 Cobra)Find parts that fit my vehicle
Item 439251
Our Price
$1,078.95 kit
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- Upgrade Mustang Rear Suspension With Bolt-In Coil-Over Conversion Kit
- Includes Precisely Designed Mounting Brackets, Adjustable Aluminum Shocks, Springs, And All Required Hardware
- Ride Height Adjustable Up To 2 Inches Lower Than Stock
- Double-Adjustable Shocks Allow Independent Rebound And Compression Tuning
- Suitable For Both Street And Track Driving
- Easy Bolt-In Installation With No Drilling Required
- Backed By Best-In-Class Lifetime Warranty
- Fits 1979-2004 Mustang, Excluding 1999-2004 Cobra Models
Description
Performance Suspension Upgrade. The QA1 Double Adjustable Rear Coil-Over Conversion Kit with a 95 lb./in. spring rate enhances your Mustang’s rear suspension with superior adjustability and improved handling characteristics. This kit converts your rear suspension into fully adjustable coil-overs, allowing precise tuning of ride height, rebound, and compression, delivering optimal performance on both street and track. It is ideal for drivers seeking a balanced combination of ride quality and responsiveness.
Construction and Appearance. Featuring a fully threaded aluminum shock body for durable, lightweight construction, this kit includes adjustable aluminum shocks and high-quality 95 lb./in. rate springs. Every component is precision-engineered for long-lasting performance, offering a sleek and professional finish that complements performance vehicles.
Installation. Installation is straightforward with a bolt-in design requiring no drilling and minimal modification. This thoughtfully engineered kit ensures easy setup and compatibility for a quick suspension upgrade.
Warranty. Covered by a best-in-class lifetime warranty, this product provides long-term peace of mind.
Application. Specifically designed for Ford Mustangs from 1979 to 2004. This kit does not fit models equipped with the Cobra Independent Rear Suspension (IRS) from 1999 to 2004.
QA1 RCK52405
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- Double Adjustable Rear Coil-Over Shocks With 95 lb./in. Spring Rate
- Independent Rebound And Compression Adjustment
- Threaded Aluminum Shock Bodies For Up To 2" Ride Height Lowering
- Bolt-In Installation With Custom Mounting Brackets
- Improves Ride Quality, Handling, And Stance
- Designed For Street And Track Use
- Made In The USA
4.6
Reviews of QA1 Suspension Products (124)
Questions & Answers
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Will It Fit My Mustang
- Bullitt - 01
- Cobra - 81, 93, 94, 95, 96, 97, 98
- Cobra R - 93, 95, 00
- GT - 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 00, 01, 02, 03, 04
- LX - 87, 88, 89, 90, 91, 92, 93
- Mach 1 - 03, 04
- Other - 79, 80, 81, 82, 83, 84, 85, 86
- V6 - 94, 95, 96, 97, 98, 99, 00, 01, 02, 03, 04
