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

QA1 Precision Products, Inc

QA1 GM Pro Front Coil-Over System - Double Adj. - 10in x 350lbs/in - Flat Large - Aluminum

$1,202.79

SKU: Q00B GD507-10350C

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 GD507-10350C is a double adjustable aluminum coil-over conversion kit for the front of a wide range of GM vehicles, primarily older models from the mid-1960s through the late 1990s. It features a 10-inch spring with a 350 lb/in spring rate and a tapered flat large design. This system is designed for performance upgrades, allowing for ride height and damping adjustments.

Fitment

Fitment Guaranteed

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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 GD507-10350C

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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