The Spring is the Replacement for Models of Bobcat 310, 313, 371, 450, 453, 500, 520, 530, 533, 540, 542, 543, 553, 600, 610, 611, 630, 631, 632, 641, 642, 643, 645, 653, 700, 720, 721, 722, 730, 731, 732, 741, 742, 743, 751, 753, 763, 773, 825, 843, 853, 863, 864, 873, 943, 953, 963, 970, 974, 975, 980, 1213, 7753, 444M The Pin is the Replacement for Excavators: 320, 322, 325, 328, 329, 331, 334, 335, 337, 341, 418, 425, 428, 430, 435, E10 Skid Steer Loaders: 440, 443, 450, 453, 463, 520, 530, 533, 540, 542, 543, 553, 630, 631, 632, 641, 642, 643, 645, 653, 730, 731, 732, 741, 742, 743, 751, 753, 7753, 763, 773, 843, 853, 863, 873, 943, 953, 963, S70 Track Loaders: 864 Plastic Pedal Stop is the Replacement for Skid Steer Loaders: 440, 443, 450, 453, 520, 530, 533, 540, 542, 543, 553, 630, 631, 632, 641, 642, 643, 645, 653, 730, 731, 732, 741, 742, 743, 751, 753, 763, 773, 7753, 843, 853, 863, 873, 943, 953, 963, 970, 974, 975, 980, 1213 Track Loader: 864