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🇨🇦 Proudly Canadian! All orders ship from Canada. No Tariffs. No hidden fees. No surprises.

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UMI Performance 70-81 GM F-Body Rear 2in Leaf Springs Shackle Kit - Delrin - 262026

SKU: SKU: UMI262026

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This item is classified as Oversized and may incur an additional handling fee at checkout depending on your shipping location. No additional fees apply for pickup orders.
Oversize Debug
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L × W × H (in)
Girth L + 2×(W+H)
Requires acktrue

UMI’s leaf spring and Delrin shackle kit is a heavy duty, Made In USA solution to lowering the rear of your 2nd Gen. These springs feature high quality US Steel, multi-leaf construction and lower the car an average of 2" to 2-½" below stock ride height. The springs bolt directly into the stock location with no modifications required. The Delrin shackle kit replaces the factory kit with a heavy duty, high performance upgrade suitable for corner carving, drag racing, road racing and auto-x.

Installation Instructions
Installation Instructions

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