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Suspension and Components› Shocks, Struts, Coil-Overs and Components

QA1 Precision Products, Inc

QA1 GM Pro Front Coil-Over System - MOD Series - 10in x 550lbs/in - Flat - Aluminum

$2,223.37 $2,065.45 Save $157.92

SKU: Q00B MG401-10550B

In Stock
In Stock
Ships by Jun 11
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The QA1 MG401-10550B is a front coilover shock absorber system for 1968-1972 GM A-Body vehicles. It features MOD™ Series double-adjustable aluminum shocks with 550 lb. high-travel springs, offering adjustable ride height and valving control (24-click independent compression and rebound with low-speed bleed, 324 total valving selections). The shocks are 100% dyno tested, serialized, serviceable, and rebuildable. Includes QuickTune™ technology with modular valve packs, large solid piston, indexable base eyelets, and thrust bearings.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandQA1 Precision Products, Inc
Part NumberQ00B MG401-10550B

Videos

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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