Block Kits
Tuff Country is a DPI Offroad Brand. When you buy Tuff Country from DPI Offroad, you are buying direct from the manufacturer.

Block Kits

Tuff Country Block and Unbolt Kitsand include lift blocks and U-bolts designedand to raise the rear of your truck or SUV. Installation is done by inserting the cast lift blocks between the factory rear leaf springs and axle. Extended Zinc-plated rear U-bolts designed specifically for each vehicle are use to replace the factory ubolts.

  • Economical lift for rear of trucks
  • Maintains a factory ride
  • Zinc Plated U-bolts
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  • GM 8.25 Inch IFS 3.73 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    GM 8.25 Inch IFS 3.73 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    Nitro Gear & Axle GM8.25-373R-NG
    $261.00
  • GM 8.25 Inch IFS 4.11 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    GM 8.25 Inch IFS 4.11 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    Nitro Gear & Axle GM8.25-411R-NG
    $299.00
  • GM 8.25 Inch IFS 4.30 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    GM 8.25 Inch IFS 4.30 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    Nitro Gear & Axle GM8.25-430R-NG
    $299.00
  • GM 8.25 Inch IFS 4.56 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    GM 8.25 Inch IFS 4.56 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    Nitro Gear & Axle GM8.25-456R-NG
    $299.00
  • GM 8.25 Inch IFS 4.88 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    GM 8.25 Inch IFS 4.88 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    Nitro Gear & Axle GM8.25-488R-NG
    $299.00
  • GM 8.25 Inch IFS 5.13 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    GM 8.25 Inch IFS 5.13 Ratio Reverse Ring And Pinion Nitro Gear and Axle
    Nitro Gear & Axle GM8.25-513R-NG
    $299.00

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