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QA1 78-88 GM G-Body 12-200 Kit Rear Pro-Coil S-Adj

QA1 · New

QA1 78-88 GM G-Body 12-200 Kit Rear Pro-Coil S-Adj

MPN RCK52366 · Store SKU qapRCK52366

$1,026.91
IN STOCK3 ready to ship

Supplier stock checked 11/7/2026, 12:06:33 PM UTC. Adding a part does not reserve it.

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Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

Get the perfect look by easily adjusting your ride height on your Monte Carlo or Cutlass. These rear coil-overs allow ride height adjustment up to 1" higher to 3" lower than stock. Dialing in the perfect stance on your G-body can be done in minutes. Single adjustable shocks allow you to simultaneously adjust shock valving to firm up or soften the ride. With registration, your shocks can be backed with a best-in-class Limited Lifetime Warranty. QA1 78-88 GM G-Body Big Wheel Rear Coilover Kit with single adjustable Proma Star shocks and 12", 200 lb. springs QA1 78-88 G-Body Big Wheel Rear Coilover Kit, Single Adjustable

Manufacturer fitment & guides

Check RCK52366 against the manufacturer’s application information below.

Part-specific notes

  • California Proposition 65: Y

Manufacturer documents

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