✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Fast Shipping Qa1 Rear Pro Coilover Kit - Double Adjustable, 220 Lbs/in Rate - 1978-1988 Buick Regal Save 70% Now [yNQFIJ6a]

$42.99 $137.99 -69%

QA1 offers bolt-in Rear Coil-Over Conversion Kits for the 1978-1988 Buick Regal. These kits include specially designed USA made mounting brackets and single or double adjustable Aluminum Shocks, springs and all necessary hardware. Single Adjustable S

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Fast Shipping Qa1 Rear Pro Coilover Kit - Double Adjustable, 220 Lbs/in Rate - 1978-1988 Buick Regal Save 70% Now [yNQFIJ6a]

QA1 offers bolt-in Rear Coil-Over Conversion Kits for the 1978-1988 Buick Regal. These kits include specially designed USA made mounting brackets and single or double adjustable Aluminum Shocks, springs and all necessary hardware. Single Adjustable Shocks provide 18 positions of simultaneous rebound and compression adjustment while QA1's double Adjustable Shocks provide 18 positions of compression adjustment and 18 positions of rebound adjustment, for a total of 324 possible valving combinations. These shocks also utilize a fully threaded body allowing for ride height adjustability. Multiple spring rate options are also available, and have been successfully tested in various applications, from casual street driving to hard core race applications. With our highly popular adjustable struts and the addition of the Rear Coil-Over Conversion Kit, you can now get a complete suspension makeover for both ends of the vehicle. These lightweight billet aluminum coil-over shocks are made in the USA and offer easy, bolt-in installation and ride height adjustability. They are 100% dyno tested and serialized and serviceable and rebuildable by QA1 authorized service centers. Used in drag racing, street performance, autocross, road racing and street rod applications. Kit Will Lower the Vehicle Conversion Kit Note: Later model vehicles tend to weigh more on average. Please take this into account when ordering springs.

Standard Features

  • Achieve 1/2 higher than stock down to 2.25" lower than stock.
  • Ultimate balance of ride quality and performance handling with adjustable rebound and compression valving.
  • Limited Lifetime Warranty for peace of mind.
  • Sold as a pair.
  • Proudly made in the USA.
Specifications
Part Number RCK52357
Part Name Coilover Kit
UPC 806990123510
Vehicle 1978-1988 Buick Regal
Ride-Height Adjustable Yes
Damping Adjustable Yes
Adjustment Type 2-Way
Vehicle Fitment
  • 1978 Buick Regal
  • 1979 Buick Regal
  • 1980 Buick Regal
  • 1981 Buick Regal
  • 1982 Buick Regal
  • 1983 Buick Regal
  • 1984 Buick Regal
  • 1985 Buick Regal
  • 1986 Buick Regal
  • 1987 Buick Regal
  • 1988 Buick Regal

What Our Customers Say

January 25, 2026

Absolutely no complaints!

An excellent purchase. I am delighted.

- Gertrude K..

January 25, 2026

Absolutely no complaints!

It's a high-performance, quality product.

- Jemima K..

January 25, 2026

Absolutely no complaints!

An outstanding product. Very clever.

- Rhiangar N..

Write a Review

You Might Also Like

Discover more great products from our collection.

Navy Fanny Pack

Navy Fanny Pack

(79)
$23.99 $76.99 -69%
Men's Crete Bracelet - BR30

Men's Crete Bracelet - BR30

(265)
$62.99 $201.99 -69%
9

9" Fluted Bowl - Spring Meadow

(523)
$31.99 $102.99 -69%
CC4-6C-30x30

CC4-6C-30x30

(237)
$71.99 $230.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY