The kit includes two 4" lift blocks, and four U-bolts with factory type Hi-nuts and flat washers.
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.
JBG block with U-bolts, may differ from picture.
JBG block kits each contain:
-Two cast iron blocks
-Four 9/16" U-Bolts
-Nyloc nuts and flatwashers
These blocks are tapered to address driveshaft angle, length and alignment.
JBG block kits are not to be used on the front of any vehicle.
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