CATERPILLAR D6C-D6D-D6D LGP-955L-963(OLD)-963 LGP(OLD)-235 PITCH=7.984"-LINK HEIGHT=121.5MM-3/4"HARDWARE SERIAL NUMBERS (36L) (D6C) 41A,71A,73A,74A,76A,82A,83A,96A,46J1-196,47J1-398,55J,56J,17R,69U,69J1 69J1-257,99J1-3366R,10K1-929,26K1-263,46J197,47