NV4500 M/T Mainshaft GM 4WD . NV4500 Chrysler/Dodge/GM 1st Gear Mainshaft 4x4 / 4WD Features and Benefits: NV4500 Chrysler/Dodge/GM 1st Gear Mainshaft 4x4 / 4WD Details: AAP UDA 4: 50 Application Summary: 160 2007 Chevrolet Silverado 2500 Hd Classic Ls Lt Wt 2007 Chevrolet Silverado 3500 Classic Ls Lt Wt 1992-1995 Chevrolet K1500 Base Cheyenne Silverado Wt 1991-2000 Chevrolet K2500 Base Cheyenne Silverado Wt Ls 1992-2000 Chevrolet K3500 Base Cheyenne Silverado Ls 1999-2004 Chevrolet Silverado 2500 Base Ls Lt Wt 2001-2006 Chevrolet Silverado 2500 Hd Ls Base Wt Lt 2001-2006 Chevrolet Silverado 3500 Ls Base Lt Wt 2007 GMC Sierra 2500 Hd Classic Sl Sle Slt Wt 2007 GMC Sierra 3500 Classic Sl Sle Slt Wt 1993-1995 GMC K1500 Sierra Sl Sierra Sle Sierra Slt Sierra Special Sierra Sls 1991-2000 GMC K2500 Sierra Sl Sierra Sle Sierra Slt 1992-2000 GMC K3500 Sierra Sl Sierra Sle Sierra Slt 1999-2004 GMC Sierra 2500 Sle Slt Sl Base Wt 2001-2006 GMC Sierra 2500 Hd Sle Slt Sl Base Wt 2001-2006 GMC Sierra 3500 Sle Slt Sl Base Wt Applications