QA1

QA1 78-96 GM B-Body Pro Rear Coil-Over System - Single Adj. - 12in x 300lbs/in - Aluminum - RCK52385

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SKU:
QAPRCK52385
UPC:
806990147448
MPN:
RCK52385
Availability:
Regularly stocked product
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MSRP: $982.60
$886.95
— You save $95.65
Current Stock: 2

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Description

Will these coilovers fit my 1985 Buick Electra?
These QAP Pro Coil coilovers are engineered for specific fitment, including 1978-1996 models of compatible Chevrolet, Buick, Oldsmobile, and Pontiac vehicles, ensuring a precise rear suspension upgrade.

Are these coilovers difficult to install?
Transform your rear suspension with these bolt-in coil-over conversion kits, designed for straightforward installation and immediate handling improvements.

QA1's QAP Pro Coil coilovers deliver personalized ride comfort and track-ready responsiveness for your 1978-1996 GM B-body platform vehicle, boasting a top score of 9 for Track/Autocross and Racing Competition. Featuring single or double adjustable aluminum shocks and precisely matched springs, these coilovers provide a seamless rear suspension upgrade for immediate handling improvements and enhanced control.

What Owners Say

Owners and enthusiasts consistently praise QA1 Pro Coil coilovers for transforming ride quality, with multiple users reporting a modern front-end feel that soaks up bumps exceptionally well. Drivers highlight impressive handling confidence, with one owner noting slalom capability at 40-50mph speeds. The performance upgrade over stock suspension is described as dramatic and immediately noticeable on the street. Some buyers mention that QA1 sits at a higher price point compared to budget alternatives, and a few cite mixed reviews across the broader community. Customer service experiences have been positive, with QA1 standing behind their products when issues arise. For enthusiasts seeking proven suspension performance with solid manufacturer support, QA1 Pro Coil coilovers maintain a strong reputation in the community.

Key Features

  • bolt-in Rear Coil-Over Conversion Kits
  • single or double adjustable aluminum shocks
  • springs
  • all necessary hardware
  • fully threaded body
  • lightweight high travel springs

Why Choose the QAP Coil-Overs - Pro Coil

Delivers a seamless rear suspension upgrade for immediate handling improvements.

Achieves personalized ride comfort and track-ready responsiveness with adjustable damping.

Provides a smooth, controlled ride with enhanced wheel travel and reduced harshness.

Transforms your classic cruiser into a corner-carving machine with superior stability.

Who Is This For?

Daily Driving Comfort — 7/10
Adjustable damping allows personalized ride comfort.

Track / Autocross — 9/10
Adjustable damping for track-ready responsiveness.

Street Performance — 8/10
Adjustable damping enhances responsiveness and comfort.

Racing Competition — 9/10
Adjustable damping for track-ready responsiveness.

Easy DIY Install — 10/10
Bolt-in rear coil-over conversion kits.

Visual / Aesthetic Upgrade — 6/10
Premium performance coilovers often enhance appearance.

Frequently Asked Questions

Can I daily drive with the QA1 Pro Coil coilovers?

Experience personalized ride comfort for daily driving with the QA1 Pro Coil coilovers. Achieving a "Daily Driving Comfort" usage score of 7, these coilovers deliver adjustable damping tailored to your preference. Upgrade your classic cruiser for an exceptional daily driving experience.

Are QA1 coilovers worth upgrading from stock for my classic car?

Upgrading to QA1 Pro Coil coilovers transforms your classic cruiser with superior stability and performance. The adjustable damping allows for track-ready responsiveness (usage score 9 for Track/Autocross) and a smooth, controlled ride. This offers a significant enhancement over OEM suspension.

What vehicles are compatible with the QA1 Pro Coil rear coil-over conversion kits?

The QA1 Pro Coil rear coil-over conversion kits are designed as bolt-in upgrades for a range of classic American vehicles. This includes 1978-1996 Buick Estate Wagon, LeSabre, Roadmaster, Chevrolet Caprice, Impala, Oldsmobile Custom Cruiser, Delta 88, and Pontiac Bonneville, Catalina, and Parisienne. Ensure confident fitment for your specific model.

How difficult is it to install the QA1 Pro Coil coilovers?

Installation of the QA1 Pro Coil coilovers is straightforward thanks to their bolt-on design. The "Easy DIY Install" usage score of 10 reflects the direct fit nature of these rear coil-over conversion kits. Achieve a professional upgrade with ease.

Vehicle Compatibility

YearMakeModelSubmodel
1978–1983BuickEstate WagonBase
1978–1981BuickLeSabreBase
1978–1985BuickLeSabreCustom
1978–1981BuickLeSabreSport
1979–1985BuickLeSabreLimited
1982BuickLeSabreLimited Edition F/E
1985BuickLeSabreEstate Wagon
1985BuickLeSabreCollector's Edition
1991–1995BuickRoadmasterEstate Wagon
1992–1995BuickRoadmasterBase
1992–1995BuickRoadmasterLimited
1996BuickRoadmasterCollector's Edition
1996BuickRoadmasterEstate Wagon Collector's Edition
1996BuickRoadmasterLimited Collector's Edition
1978–1996ChevroletCapriceClassic
1978–1982ChevroletCapriceClassic Estate
1978–1981ChevroletCapriceClassic Landau
1979–1980ChevroletCapriceClassic Sport
1986–1992ChevroletCapriceBase
1986–1990ChevroletCapriceClassic Brougham
1987–1990ChevroletCapriceClassic LS Brougham
1991–1993ChevroletCapriceClassic LTZ
1993–1994ChevroletCapriceClassic LS
1978–1979ChevroletImpalaLandau
1978–1985ChevroletImpalaBase
1979–1980ChevroletImpalaSport
1981–1982ChevroletImpalaEstate
1994–1996ChevroletImpalaSS
1978–1992OldsmobileCustom CruiserBase
1978–1985OldsmobileDelta 88Royale
1978–1983OldsmobileDelta 88Base
1980–1985OldsmobileDelta 88Royale Brougham
1980–1981OldsmobileDelta 88Holiday
1984–1985OldsmobileDelta 88Royale Brougham LS
1978–1981PontiacBonnevilleBase
1978–1981PontiacBonnevilleBrougham
1978–1981PontiacBonnevilleSafari
1978–1981PontiacCatalinaBase
1978–1981PontiacCatalinaSafari
1983–1986PontiacParisienneBase
1983–1986PontiacParisienneBrougham
1987–1989PontiacSafariBase

Additional Resources

Official QA1 Product Page

Important Notices

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

Browse More: Shop All Coilovers — Suspension

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Warranty Information

This Part Fits:

YearMakeModelSubmodel
1978-1983BuickEstate WagonBase
1978-1981BuickLeSabreBase
1985BuickLeSabreCollector's Edition
1978,1982-1985BuickLeSabreCustom
1985BuickLeSabreEstate Wagon
1979-1985BuickLeSabreLimited
1982BuickLeSabreLimited Edition F/E
1978-1981BuickLeSabreSport
1992-1995BuickRoadmasterBase
1996BuickRoadmasterCollector's Edition
1991-1995BuickRoadmasterEstate Wagon
1996BuickRoadmasterEstate Wagon Collector's Edition
1992-1995BuickRoadmasterLimited
1996BuickRoadmasterLimited Collector's Edition
1986-1992ChevroletCapriceBase
1978-1996ChevroletCapriceClassic
1986-1990ChevroletCapriceClassic Brougham
1978,1981-1982ChevroletCapriceClassic Estate
1978-1981ChevroletCapriceClassic Landau
1993-1994ChevroletCapriceClassic LS
1987-1990ChevroletCapriceClassic LS Brougham
1991-1993ChevroletCapriceClassic LTZ
1979-1980ChevroletCapriceClassic Sport
1978-1985ChevroletImpalaBase
1981-1982ChevroletImpalaEstate
1978-1979ChevroletImpalaLandau
1979-1980ChevroletImpalaSport
1994-1996ChevroletImpalaSS
1978-1992OldsmobileCustom CruiserBase
1978-1983OldsmobileDelta 88Base
1980-1981OldsmobileDelta 88Holiday
1978-1985OldsmobileDelta 88Royale
1980-1985OldsmobileDelta 88Royale Brougham
1984-1985OldsmobileDelta 88Royale Brougham LS
1978-1981PontiacBonnevilleBase
1978-1981PontiacBonnevilleBrougham
1978-1981PontiacBonnevilleSafari
1978-1981PontiacCatalinaBase
1978-1981PontiacCatalinaSafari
1983-1986PontiacParisienneBase
1983-1986PontiacParisienneBrougham
1987-1989PontiacSafariBase
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Additional Information

Clearance Item:
N
MPN:
RCK52385
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Suspension>Coilovers
Install Type:
Bolt-On
Product Level:
Premium Performance
Daily Driving Comfort:
7/10
Track / Autocross:
9/10
Street Performance:
8/10
Racing Competition:
9/10
Easy DIY Install:
10/10
Visual / Aesthetic Upgrade:
6/10
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