Part Number:8N-1720,CA8N1720,8N1720,8N-1984,CA8N1984,8N1984,CA0R0915,0R-0915,0R0915,CA2423441,242-3441,2423441Application:Fit for following models:Caterpillar CAT Track Type Tractor:D4E,D5B,D6DCaterpillar CAT Generator:SR4Caterpillar CAT Wheel Type Skidder:518,528Caterpillar CAT Pipelayer:561DCaterpillar CAT Track Type Loader:920,930,950,966CCaterpillar CAT Earthmoving Compactor:815,816Caterpillar CAT Motor Grader:12G,130G,140G,14GCaterpillar CAT Track Type Loader:941,941B,951B,951C,955L,977L