3″ Block Kit for GM Silverado/Sierra 1500 6-Lug 1999-2021
Bison Off Road’s rear block kits are built with what the factory had in mind. Using OEM cast style blocks. Kits come with new u-bolts and hardware. Featuring an E-Dip coating for long lasting corrosion resistance.
- OEM Style Tapered Cast 3″ Block
- New U-Bolts with Lock Nuts
- E-dip Liquid Powder Coat Finish
- Lifetime Warranty
- Chevrolet Silverado 1500 1999-2021
- GMC Sierra 1500 1999-2021