Lower hole is for factory trailing arm position, and is adjustable for up to 4 degrees of anti squat allowing more drive off of corners for better performance. For Chevy C10 C10 Suburban 1967-1972. For Chevy C10 Panel 1963-1967.
Fits Chevrolet GMC C10 1963-72 Pickup Truck Trailing Arm Crossmember Anti Squat
Chevrolet GMC C10 Pick Up Truck 350 305 SB 5-Blade Cooling Fan 1989-95
Brake Line Kit Complete Short Bed Coil Rear Power 1972 Chevrolet GMC C10 C15 OE
Brake Line Kit Rear Axle Tubes 1973-80 Chevrolet GMC C10 C15 OE Steel 2pc
Front Tubular Upper & Lower Control Arm Set For 1963-1972 Chevrolet GMC C10 K5
Panidarun Heavy Duty Truck Quad Core Radiator Bracket Kit Model: 1099ZB, 1099ZC fit for Chevrolet GMC C10 C20 C30 1967 1968 1969 1970 1971 1972
