UMI Performance

UMI Performance 73-87 GM C10 Lowering Kit (4.5in Front/6in Rear)

SKU 6400

MPN umi6400

$638.99 · Available to order

UMI Performance 73-87 GM C10 Lowering Kit (4.5in Front/6in Rear)

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.

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
1978–1980ChevroletC10Big Ten
1987GMCR1500Base
1981–1986ChevroletC10Custom
1977GMCC15Indy Hauler
1979–1986GMCC1500Sierra Classic
1973–1974GMCC15/C1500 PickupBase
1987ChevroletR10Custom Deluxe
1979–1982GMCC1500Street Coupe
1973–1974ChevroletC10 PickupBase
1979–1982GMCC1500Sierra Grande
1977–1978GMCC15Heavy Half
1975–1978GMCC15Sierra Classic
1979–1986GMCC1500High Sierra
1975–1986ChevroletC10Scottsdale
1987GMCR1500High Sierra
1975–1980ChevroletC10Custom Deluxe
1975–1978GMCC15High Sierra
1978GMCC15Street Coupe
1975–1981ChevroletC10Cheyenne
1975–1978GMCC15Base
1975–1986ChevroletC10Silverado
1987ChevroletR10Silverado
1979–1980GMCC1500Heavy Half
1987ChevroletR10Scottsdale
1979–1986GMCC1500Base
1975–1978GMCC15Sierra Grande
1987GMCR1500Sierra Classic
1981ChevroletC10Deluxe
Specifications
CategoryDrivetrain
Sub-CategorySpindles
CARB ApprovedYes
Prop 65 WarningY
Special OrderYes