Suspension and Components› Suspension Kits

UMI PERFORMANCE

UMI Performance 73-87 GM C10 Handling and Lowering Kit Stage 2 4.5inF/6inR UMI Shocks - Black

$1,835.47

SKU: U01C 6402-B

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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 6402-B

Stage 2 kit features 4.5/6 drop for an awesome stance. UMI springs combined with drop spindles yield 4.5 front lowering. The UMI flip kit, shock relocation bracket and factory leafs team up for a 6 rear drop. The heavy duty tubular front sway bar and three way adjustable rear sway bar provides excellent sway control and handling balance. UMI monotube shocks are valved specifically for the squarebody and are great for daily driving, hauling or corner carving.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

The UMI PERFORMANCE 6402-B is a Stage 2 Handling Kit designed for 1973-1987 Chevrolet C10 and 1982-1987 Chevrolet C15 trucks. It provides a 4.5-inch front drop and a 6-inch rear drop, featuring UMI springs, drop spindles, a flip kit, shock relocation bracket, and UMI monotube shocks. The kit also includes a 1-3/8 inch tubular front sway bar and a three-way adjustable 1-inch rear sway bar.

Fitment

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Specifications

BrandUMI PERFORMANCE
Part NumberU01C 6402-B

Videos

4.5/6 Drop Kit C10 73-87

4.5/6 Drop Kit C10 73-87
How To Correctly Lower The Suspension of Your Chevrolet Square Body.

How To Correctly Lower The Suspension of Your Chevrolet Square Body.
How to lower your 73-87 c10 for dirt cheap($240)and still get a great ride and killer stance…

How to lower your 73-87 c10 for dirt cheap($240)and still get a great ride and killer stance…

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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