This listing is for RAW STEEL - Powdercoated optional, listed separately. Dirty Dingo adjustable transmission crossmember bolts into 2WD 1964-1987 C10 C20 Truck's, Blazer's, and Suburban's. This crossmember, in most cases, will bolt to the frame using existing transmission mounting holes. This adjustable crossmember will allow you to run a powerglide, TH350, TH400, 700R4, 4L60, 4L65, 4L70, 4L75, 4L80, 6L80, and 6L90 and adjust the crossmember without drilling any new holes into your frame. This is designed for lifted or lowered trucks and will retain the factory transmission angle for proper driveshaft alignment. CNC bent 2" diameter tubing with 1/4" plates that will clear long tube headers and exhaust up to 4" in diameter. Crossmember is above frame rails and will clear when laying the frame on the pavement. Includes grade-8 bolts, washers, and teflon locking nuts for installation. Welded and cooled in a custom fixture for precision fit. Sold in pairs, Grade-8 hardware included. THESE ARE NOT LS SWAP MOUNTS- ONLY DESIGNED TO BE USED ON 99 AND OLDER SMALL AND BIG BLOCKS. These are raw finish, Black Powdercoated also available. Engine mounts shown are NOT included, and sold separately.