Hellwig 25400 Load Pro Install Kit for Select Chevrolet C30, Chevrolet C30 Pickup, Chevrolet C3500, Chevrolet K30, Chevrolet K30 Pickup, Chevrolet K3500, Chevrolet Silverado 3500, Chevrolet Silverado HD, GMC C35/C3500 Pickup, GMC C3500, GMC K35, GMC
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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.
Load Pro Install Kit GM 73-10 C30, K30, 3500, 3500HD
Fits: 1975-1986 Chevrolet C30, 1973-1974 Chevrolet C30 Pickup, 1988-2000 Chevrolet C3500, 1977-1986 Chevrolet K30, 1973-1974 Chevrolet K30 Pickup, 1988-2000 Chevrolet K3500, 2001-2007 Chevrolet Silverado 3500, 2007-2010 Chevrolet Silverado 3500 HD, 1973-1974 GMC C35/C3500 Pickup, 1979-2000 GMC C3500, 1977-1978 GMC K35, 1973-1974 GMC K35/K3500 Pickup, 1979-2000 GMC K3500, 1987-1991 GMC R3500, 2001-2006 GMC Sierra 3500, 2007-2010 GMC Sierra 3500 HD
Please review Specifications and the detailed fitment table for notes and exceptions.