Tuff Country's block and u-bolts kits are an economical solution to raising the rear end of many trucks and SUVs. Lift blocks are inserted between the factory axle and leaf spring to lift the rear end. Each kit includes lift blocks and extended zinc plated u-bolts, custom fit for the application.

This Part Fits:

Year	Make	Model	Submodel
2020-2023	Chevrolet	Silverado 2500 HD	Custom
2015-2023	Chevrolet	Silverado 2500 HD	High Country
2011-2023	Chevrolet	Silverado 2500 HD	LT
2011-2023	Chevrolet	Silverado 2500 HD	LTZ
2011-2023	Chevrolet	Silverado 2500 HD	WT
2015-2023	Chevrolet	Silverado 3500 HD	High Country
2011-2023	Chevrolet	Silverado 3500 HD	LT
2011-2023	Chevrolet	Silverado 3500 HD	LTZ
2011-2023	Chevrolet	Silverado 3500 HD	WT
2015-2019	GMC	Sierra 2500 HD	Base
2011-2019	GMC	Sierra 2500 HD	Denali
2011-2019	GMC	Sierra 2500 HD	SLE
2011-2019	GMC	Sierra 2500 HD	SLT
2011-2014	GMC	Sierra 2500 HD	WT
2015-2019	GMC	Sierra 3500 HD	Base
2011-2019	GMC	Sierra 3500 HD	Denali
2011-2019	GMC	Sierra 3500 HD	SLE
2011-2019	GMC	Sierra 3500 HD	SLT
2011-2014	GMC	Sierra 3500 HD	WT