•Rear frame notch kit for 1949-1954 Chevy cars. (May fit others but is specifically designed for 49-54 Chevys) •Will work with your stock back seat. •Will lay frame. (Extends the bottom of the frame 5.5") •3/16 plate for the sides 1/8 for the top and bottom (easy enough to bend into place with a c-clamp) •$150 FREE Shipping (lower 48) PayPal or pickup only Sent from my iPhone using The H.A.M.B. mobile app