3" Rear Block Kit - 69-72 GM 1/2 & 3/4 Ton 4WD

3" Rear Block Kit | Multiple Applications

Starting At*: $81 - $102
FREE Shipping on ALL ORDERS!*
*within the contiguous US; ground shipments only.
#3538
Price*: $80.84
FREE Shipping on ALL ORDERS!*
*within the contiguous US; ground shipments only.
Superlift's typical processing time for orders is 24-48 hours. If there is an unforeseen delay you will be notified immediately.
Find a Dealer CALL 800-551-4955
CALL 800-551-4955
Find a Dealer CALL 800-551-4955
CALL 800-551-4955

Your Selected Product Fits These Vehicles

  • 1969-1972 Chevrolet Blazer
  • 1969-1972 Chevrolet K10 Pickup
  • 1969-1972 Chevrolet K20 Pickup
  • 1970-1972 GMC Jimmy
  • 1969-1972 GMC K15/K1500 Pickup
  • 1969-1972 GMC K25/K2500 Pickup
  • This is a 3” rear lift block kit for specific models
What does it include?
  • 2 cast iron blocks, four u-bolts, all nuts and washers needed for installation
  • Detailed instruction manual walking you step-by-step through the lift kit installation procedures suitable for do-it-yourselfers (DIY) or professional installation

Superlift rear block kits help distribute the weight of your cargo and improve the towing performance of your truck. They'll also give your rear a little lift to bring it back to the proper ride height.

Superlift's block kits include two cast iron lift blocks and four U-bolts with factory type Hi-nuts and flat washers. The blocks are cast from Class 30 Gray Iron, the same material used by vehicle manufacturers for their spacer blocks. Our U-bolts are manufactured from low allow, high strength steel. The anti-corrosion finish is either Zinc or E-coat

 

  • Installation time: 1 hour
  • Difficulty level: 1 of 5
Reviews
3 Total
Timothy D. Verified Buyer
5/5
14 October 2019
Perfect fit.
Got this lift kit for my 1975 k-20 suburban 2 wheel drive. I had called about them and the company couldn’t confirm that they would work on a two wheel drive, they only sold them for a 4 wheel drive. Went ahead and ordered them anyway and they worked out perfectly the u-bolts were all the right size the block fit exactly how and where it was supposed to. Nothing seems to have changed as far as ... Read More
On 3" Rear Block Kit - 73-91 GM 3/4 Ton Suburban
jon malott Verified Buyer
5/5
19 December 2016
just what I needed!
just what I needed!
On 3" Rear Block Kit - 78-97 F-250 4WD
Phillip S. Verified Buyer
4.5/5
14 September 2018
Lift
Good quality and is was a eat install
On 3" Rear Block Kit - 73-91 GM 3/4 Ton Suburban
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