Side Pin Tooth (HEAVY DUTY LONG ) Part Number 9N4252 Family J250 Standard Pin Part No. 8E6258 Standard Retainer Part No. 8E6259 Heavy Duty Pin Part No. 1374763 Heavy Duty Retainer Part No. 1495733 Pocket Size 25=2.5in Machine: CATERPILLAR 916-930, 936, 941, 943, 951, 953, 205 THRU 214,225,229,311,312,320 IF YOU CAN'T FIND WHAT YOU ARE LOOKING FOR, PLEASE CONTACT US. PRICE AND PART NUMBERS ARE USED FOR REFERENCE PURPOSES ONLY.