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

Heidts

Single Adjustable Coilover Shock w/ 300 lbs./in. Spring

$11,464.00

SKU: IRC-603

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In Stock
Ships by Aug 1
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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Heidts IRC-603 is a single adjustable coilover shock designed to bring the superior ride and handling of independent rear suspension to your muscle car. This component features coilover springs with a 300 lbs./in. rate, finished in gray, and are included with the unit. This part is specifically designed as part of the Heidts Pro-G Independent Rear Suspension kits. Instructions and fitment information indicate that the IRC-603 is intended for 1967-1972 Chevy C-10 Pro-G IRS applications.

MIA's Description

The Heidts IRC-603 is a single adjustable coilover shock. It comes with coilover springs that have a 300 lbs./in. spring rate and a gray finish.

Fitment

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Specifications

BrandHeidts
Part NumberIRC-603
CategorySuspension and Components

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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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