Fits GMC C25 K25 Truck (77 87) Half Ton Suburban (77 91) 4 Inch Lift Kit; 150.2 msd Class 2 Anodized Item Grade exhaust straight pipe Class 2 Anodized Item Grade High Performance Length (in) 10 Material Aluminum Product Type Shifter Stick Shape Lay Back Shift Pattern No Thread Size 42447 Warning California Proposition 65 With Overdrive Switch No With Safety Lock Button No Pontiac Bonneville (1958 1959 This kit features a set of front lifted leaf springs allowing you gain additional ride height without sacrificing ride quality or performance This easy to install lift kit raises the front of your vehicle to be equal height with the rear for a leveled