Suspension and Components› Suspension Kits

ProComp

Pro Comp Box5 6In 99-14 Gm1500 4Wd

$43.34

SKU: P020 51099B-5

In Stock
In Stock
Ships by Jun 8
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Pro Comp Suspension Bx5 6-inch Lift Kit is a vehicle-specific upgrade for 1999-2014 GMC half-ton trucks. This kit provides a 6-inch lift, enhancing ground clearance and improving off-road performance.

It includes lift springs and strut spacers to achieve the desired elevation.

Fitment

Fitment Guaranteed

Don’t gamble
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

BrandProComp
Part NumberP020 51099B-5

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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