$113 Off

QA1 DD501-12200 HD Pro Rear Weld-In Coilover Kit Double Adj Shock

$113 Off

#721DD50112200

QA1 DD501-12200 HD Pro Rear Weld-In Coilover Kit Double Adj Shock

QA1's Heavy Duty Pro Rear Systems are designed to add coilovers to vehicles with a 1700-2600 lbs. rear axle weight, providing all necessary hardware and bracketry for easy installation.
The system features axle-mounted brackets that allow for ¾-inch increments of adjustment, offering a total of 9 inches of ride height adjustability for precise stance control.

Spring Rate:

200 lb

$1,048.95

Factory Shipped

$1,162.06

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Product Summary

Rear Position, 200 lbs. Spring Rate, Height Adjustable

QA1's Heavy Duty Pro Rear Systems are designed to add coilovers to vehicles with a 1700-2600 lbs. rear axle weight, providing all necessary hardware and bracketry for easy installation.
The system features axle-mounted brackets that allow for ¾-inch increments of adjustment, offering a total of 9 inches of ride height adjustability for precise stance control.
The kit includes double-adjustable Proma Star shocks, known for their independent rebound and compression tuning, providing enhanced handling and control for both street and track applications.
Each kit comes with essential brackets, tabs, and hardware for a straightforward weld-on installation, eliminating the need for excess fabrication or additional trips for parts.
Double Adjustable Shock, 200lb/in. Spring for 3.00in. Axle Tube

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Key Specs

Position	Rear
Spring Rate	200 lbs.
Shock Adjustability	Double Adjustable
Shock Type	Twin Tube
Shock Body Material	Aluminum

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QA1 DD501-12200 Details

Product Overview QA1's Heavy Duty Pro Rear Systems are the perfect solution to add coilovers to your car or truck. Designed for any vehicle with a 1700-2600 lbs. rear axle weight, this kit includes all the necessary hardware and bracketry for a seamless installation. With double shear bracketry and increased spring rates, it ensures the strength and support you need for street and race applications. This simple weld-on kit features axle mount bracketry, upper shock mounts and tubing, and fully adjustable QA1 coilover shocks and springs. Ride Height Adjustability Our axle-mounted brackets offer ¾” increments of adjustment, and the coilover shock allows for fine-tuning. Combined, you will have a total of 9” of ride height adjustability, giving you full control for your desired stance. Double-Adjustable Coil-Overs For performance enthusiasts who demand precision handling and control, our double-adjustable Proma Star shocks are the perfect choice. Perfect for both street and track use, double adjustable shocks are famous for their independent rebound and compression tunability, giving you exceptional handling and control for finer control over your suspension. Easy, Weld-In Installation Each kit comes complete with the essential brackets, tabs, and hardware, making it a simple weld-on solution to get the job done efficiently without excess fabrication or trips to the parts store. Made in the USA QA1’s Heavy Duty Pro-Rear Systems is proudly made in Lakeville, Minnesota. Fitment Notes Welding required Designed for 3.00” axle tubes Included tubular upper shock mount dimensions are 1-5/8” diameter x .095 wall, 40” long Requires use of QA1 spanner wrench T114W or T115W.

Guides & Documents

Coilovers Installation Instructions (721DD50112200)

Warranty (QA1)

Technical Information (QA1)

WARNING:

Cancer and Reproductive Harm – www.P65Warnings.ca.gov

QA1 DD501-12200 Specifications

KEY SPECS
MFG. Part #	DD501-12200
Brand	QA1
Position	Rear
Spring Rate	200 lbs.
Shock Adjustability	Double Adjustable
Shock Type	Twin Tube
Shock Body Material	Aluminum
Upper Shock Mount	Bearing
Lower Shock Mount	Bushed Eyelet
Height Adjustable	Yes
Finish	Polished

GENERAL
Compressed Length	11.63"
Extended Length	16.88"
Number of Valving Selections	324
Coilover Springs Included	Yes
Sold in Quantity	Kit
Hardware Included	Yes
Crossmember Included	No
Welding Required	Yes
Gas Charged	No
Spring Finish	Powder Coated
Notes	Designed for 3.00 axle tubes. Included tubular upper shock mount dimensions are 1-5/8 diameter x .095 wall, 40 long. Requires use of QA1 spanner wrench T114W or T115W.
GTIN Code	806990169792
Adjustable Valving	Yes
Adjustable Mounting Bracket Included	Yes
Lower Mount	Bearing
Upper Mount	Bearing
Shocks Included	Yes

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