QA1 Proma Star Single Adjustable Coilover Systems for 1965-1970 BISCAYNE, IMPALA - RCK52386

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Part Number: QA1-RCK52386

$926.95

Coilover Kits, Proma Star Single Adjustable Coilover Systems, Rear, Twin-tube Shocks, T-bar Upper/Bracket Lower Mounts, Chevrolet, Pair
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QA1 Proma Star Single Adjustable Coilover Systems for 1965-1970 BISCAYNE, IMPALA - RCK52386

QA1 Proma Star Single Adjustable Coilover Systems for 1965-1970 BISCAYNE, IMPALA - RCK52386

QA1-RCK52386

Not Yet Reviewed

Part Number: QA1-RCK52386

Estimated Ship Date: Nov 2, 2026

$926.95

Estimated Ship Date: Nov 2, 2026 Would you rather pick it up?

Overview

Brand:
QA1
Manufacturer's Part Number:
RCK52386
Part Type:
Product Line:
Summit Racing Part Number:
QA1-RCK52386
UPC:
806990162007
Coilover Kit Position:
Rear
Adjustable Valving:
Yes
Number of Valving Selections:
18
Shocks Included:
Yes
Internal Design:
Twin-tube
Coilover Springs Included:
Yes
Spring Rate (lbs./in.):
170 lbs./in.
Suspension Height Adjustment:
0.0-2.0 in. lowered
Gas Charged:
No
Extended Length (in.):
16.88
Collapsed Length (in.):
11.63
Upper Mount:
T-bar
Lower Mount:
Bracket
Shock Body Material:
Aluminum
Shock Body Finish:
Silver
Bushing Material:
Polychloroprene
Bushing Color:
Black
Spring Finish:
Gray/Silver
Crossmember Included:
No
Adjustable Mounting Bracket Included:
No
Hardware Included:
Yes
Welding Required:
No
Quantity:
Sold as a pair.

QA1 Proma Star Single Adjustable Coilover Systems

As part of the number one choice for custom suspension systems, QA1 Proma Star single adjustable coilover systems are available in several lengths, making them easy to fit in almost any situation. Both the double-adjustable versions and these single-adjustable models allow you to set your valving to fit your driving style, so you are ready to hit the road, nearest racetrack, or anywhere in between. Get that perfect stance with adjustable ride height when you order the QA1 Proma Star single adjustable coilover systems best suited for your application.

Other product features include:

* On-the-car adjustable valving makes it quick and easy to dial in your desired level of comfort and performance
* Shocks feature a 2 in. body diameter and can be mounted in any orientation
* Spring mounting hardware designed for coil springs with a 2 1/2 in. inside diameter
* Alternative mounting options available to fit your custom chassis
* 100-percent dyno tested and serialized
* QA1 single-adjustable shocks are designed for performance street driving, autocross, and lower-powered drag racing (rear only)
* All QA1 single-adjustable shocks feature simultaneous compression and rebound adjustment on one knob (18 positions)

Applications

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Instructions & Calculators

Instruction Sheets for Part Number QA1-RCK52386

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