Made in USA
2621-2 1970-1981 GM F-Body Leaf Spring 1 in. Lowering Blocks; Black
InfoVehicle Info Needed
UMI PERFORMANCEPART NUMBER: 236-2621-2

2621-2 1970-1981 GM F-Body Leaf Spring 1 in. Lowering Blocks; Black

$5999
ShippingShips on 09/15/2026
Lowest PriceLowest Price Guarantee

Leaf Lowering Block
  • 1970-1981 GM F-Body Leaf Spring 1 in. Lowering Blocks
  • Finish: Anodized
  • Grade: Performance
  • Sold Individually

    Achieve the perfect stance with UMI’s 2621 lowering blocks for 2nd Gen Camaro and Firebird. Lower your car an additional 3/4″ or 1″ to fine tune the ride height. Compatible with UMI 2620 leaf springs as well as most other leaf springs with standard style mounting. Choose 3/4″ lowering (2621-1) or 1″ lowering (2621-2), Factory compatible aluminum locating pin, Satin black coated 6061 T6 aluminum, Includes heavy duty u-bolt, 100% Made In USA, As proven on the UMI ’73 Firebird

    UMI Performance 236-2621-2 Leaf Lowering Block Features:

    • Fits: 1970-1981 GM F-Body Leaf Spring 1 in. Lowering Blocks
    • Finish: Anodized
    • Color: Black
    • Grade: Performance
    • Plate Material: 6061 T6 Aluminum
    • Universal Or Specific Fit: Specific Fit
    • U Bolt Thread Length: 7 7/8 in.
  • Part TypeSuspension Leaf Spring Block Kit
    BrandUMI PERFORMANCE
    Package Height6.0
    Package Width6.0
    Package Length12.0
    Weight6.0 PG
    Part CategoryPerformance Parts
    Universal Or Specific FitSpecific Fit
    ColorBlack
    Suspension Grade TypePerformance
    Material6061 T6 Aluminum
    Part FitmentDirect Fit
    FinishAnodized
    U Bolt Thread Length7 7/8 in.
    Vendor Part Number2621-2
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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