The Mounting Hardware Kit for the Hellwig Load Pro (LP) helper springs include zinc-plated hardware and brackets and is required to be purchased with every LP-25 and LP-35 leaf helper spring kit for proper installation. These kits are vehicle specific to allow the spring kits to mount with no modification.
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
1975-1981	Chevrolet	C30	Cheyenne
1981-1986	Chevrolet	C30	Custom
1975-1980	Chevrolet	C30	Custom Deluxe
1981	Chevrolet	C30	Deluxe
1975-1986	Chevrolet	C30	Scottsdale
1975-1986	Chevrolet	C30	Silverado
1973-1974	Chevrolet	C30 Pickup	Base
1994-1997,1999-2000	Chevrolet	C3500	Base
1988-1998	Chevrolet	C3500	Cheyenne
1999-2000	Chevrolet	C3500	LS
1988-1992	Chevrolet	C3500	Scottsdale
1988-1998	Chevrolet	C3500	Silverado
1977-1981	Chevrolet	K30	Cheyenne
1981-1986	Chevrolet	K30	Custom
1977-1980	Chevrolet	K30	Custom Deluxe
1981	Chevrolet	K30	Deluxe
1977-1986	Chevrolet	K30	Scottsdale
1977-1986	Chevrolet	K30	Silverado
1973-1974	Chevrolet	K30 Pickup	Base
1994-1997,1999-2000	Chevrolet	K3500	Base
1988-1998	Chevrolet	K3500	Cheyenne
1999-2000	Chevrolet	K3500	LS
1988-1992	Chevrolet	K3500	Scottsdale
1988-1998	Chevrolet	K3500	Silverado
1988	Chevrolet	R30	Cheyenne
1987-1988	Chevrolet	R30	Custom Deluxe
1987-1988	Chevrolet	R30	Scottsdale
1987-1988	Chevrolet	R30	Silverado
1989-1991	Chevrolet	R3500	Cheyenne
1989-1990	Chevrolet	R3500	Scottsdale
1989-1991	Chevrolet	R3500	Silverado
2001-2005	Chevrolet	Silverado 3500	Base
2001-2006	Chevrolet	Silverado 3500	LS
2001-2006	Chevrolet	Silverado 3500	LT
2004,2006	Chevrolet	Silverado 3500	WT
2007	Chevrolet	Silverado 3500 Classic	LS
2007	Chevrolet	Silverado 3500 Classic	LT
2007	Chevrolet	Silverado 3500 Classic	WT
2007-2010	Chevrolet	Silverado 3500 HD	LT
2007-2010	Chevrolet	Silverado 3500 HD	LTZ
2007-2010	Chevrolet	Silverado 3500 HD	WT
1988	Chevrolet	V30	Cheyenne
1987-1988	Chevrolet	V30	Custom Deluxe
1987-1988	Chevrolet	V30	Scottsdale
1987-1988	Chevrolet	V30	Silverado
1989-1991	Chevrolet	V3500	Cheyenne
1989-1990	Chevrolet	V3500	Scottsdale
1989-1991	Chevrolet	V3500	Silverado
1975-1978	GMC	C35	Base
1975-1978	GMC	C35	High Sierra
1975-1978	GMC	C35	Sierra Classic
1975-1978	GMC	C35	Sierra Grande
1973-1974	GMC	C35/C3500 Pickup	Base
1979-1986	GMC	C3500	Base
1979-1986	GMC	C3500	High Sierra
1988-1993	GMC	C3500	Sierra
1979-1986	GMC	C3500	Sierra Classic
1979-1982	GMC	C3500	Sierra Grande
1994-2000	GMC	C3500	Sierra SL
1988-2000	GMC	C3500	Sierra SLE
1994-2000	GMC	C3500	Sierra SLT
1988-1993	GMC	C3500	Sierra SLX
1977-1978	GMC	K35	Base
1977-1978	GMC	K35	High Sierra
1977-1978	GMC	K35	Sierra Classic
1977-1978	GMC	K35	Sierra Grande
1973-1974	GMC	K35/K3500 Pickup	Base
1979-1986	GMC	K3500	Base
1979-1986	GMC	K3500	High Sierra
1988-1993	GMC	K3500	Sierra
1979-1986	GMC	K3500	Sierra Classic
1979-1982	GMC	K3500	Sierra Grande
1994-2000	GMC	K3500	Sierra SL
1988-2000	GMC	K3500	Sierra SLE
1994-2000	GMC	K3500	Sierra SLT
1988-1993	GMC	K3500	Sierra SLX
1987-1991	GMC	R3500	Base
1987-1989	GMC	R3500	High Sierra
1987-1989	GMC	R3500	Sierra Classic
1990-1991	GMC	R3500	SLE
2002-2005	GMC	Sierra 3500	Base
2001-2002,2006	GMC	Sierra 3500	SL
2001-2006	GMC	Sierra 3500	SLE
2001-2006	GMC	Sierra 3500	SLT
2004-2006	GMC	Sierra 3500	WT
2007	GMC	Sierra 3500 Classic	SL
2007	GMC	Sierra 3500 Classic	SLE
2007	GMC	Sierra 3500 Classic	SLT
2007	GMC	Sierra 3500 Classic	WT
2007-2010	GMC	Sierra 3500 HD	SLE
2007-2010	GMC	Sierra 3500 HD	SLT
2007-2010	GMC	Sierra 3500 HD	WT
1987-1991	GMC	V3500	Base
1987-1989	GMC	V3500	High Sierra
1987-1989	GMC	V3500	Sierra Classic
1990-1991	GMC	V3500	SLE