| BELT SIZE | DIA | X DIM | # OF GROOVES | Polar Bear PART NO. | MACK |
| 3/8 | 5 7/8 | 1 15/16 | 2 | CL-3618 | |
| 3/8 | 6 11/16 | 2 9/16 | 2 | CL-6643 | |
| 1/2 | 4 7/8 | 3 1/4 | 1 | CL-1148 | 208RD39301 |
| 1/2 | 6 | 1 11/16 | 2 | CL-1118 | 1MX240 |
| 1/2 | 6 | 1 11/16 | 2 | CL-1118 | 1MXA246 |
| 1/2 | 6 | 1 11/16 | 2 | CL-1139 (HD) | 1MX242 |
| 1/2 | 6 | 1 11/16 | 2 | CL-1167 (HD) | |
| 1/2 | 6 | 1 11/16 | 2 | CL-1150 (24V) | |
| 1/2 | 6 | 2 1/16 | 2 | CL-6621 | |
| 1/2 | 6 | 2 9/16 | 1 | CL-3690 | |
| 1/2 | 6 | 2 3/4 | 1 | CL-1136 | |
| 1/2 | 6 | 2 3/4 | 1 | CL-1136 | |
| 1/2 | 6 1/4 | 2 7/8 | 1 | CL-0670 | |
| 1/2 | 6 5/16 | 3 1/8 | 1 | NS | |
| 1/2 | 6 11/16 | 1 11/16 | 2 | NS | |
| 1/2 | 6 11/16 | 1 11/16 | 2 | NS | |
| 1/2 | 6 11/16 | 1 13/16 | 1 | CL-0636 | |
| 1/2 | 6 11/16 | 2 3/16 | 1 | CL-6620 | |
| 1/2 | 6 11/16 | 2 3/4 | 1 | CL-1170 | |
| 1/2 | 6 11/16 | 2 13/16 | 1 | CL-0633 | |
| 1/2 | 6 11/16 | 2 15/16 | 1 | CL-0632 (HD) | |
| 1/2 | 6 11/16 | 3 1/8 | 1 | CL-0619 | 1MX243 |
| 1/2 | 6 11/16 | 3 1/8 | 1 | CL-3619 | |
| 1/2 | 7 | 1 11/16 | 2 | CL-1172 | 1MX246HD |
| 1/2 | 7 | 1 11/16 | 2 | CL-1172 | 1MXA1280 |
| 1/2 | 7 | 1 11/16 | 2 | CL-1186 (24V) | 1MXA1281 |
| 1/2 | 7 | 1 11/16 | 2 | CL-1141 | 1MXA242 |
| 1/2 | 7 | 1 11/16 | 2 | CL-1142 (HD) | 1MX246 |
| 1/2 | 7 | 1 11/16 | 2 | CL-1142 (HD) | 1MX2456 |
| 5/8 | 6 | 1 11/16 | 1 | NS | |
| 5/8 | 6 | 2 1/4 | 1 | NS | |
| 5/8 | 6 5/16 | 2 | 1 | NS | |
| 5/8 | 6 11/16 | 1 13/16 | 1 | 24V NS | |
| 5/8 | 6 11/16 | 1 15/16 | 1 | CL-0642 | |
| 5/8 | 6 11/16 | 2 3/4 | 1 | CL-0649 | |
| 5/8 | 6 11/16 | 2 13/16 | 1 | CL-0634 | 1MX3217 |
| 5/8 | 6 11/16 | 2 13/16 | 1 | CL-0643 | 208RD31 |
| 5/8 | 6 11/16 | 3 1/8 | 1 | CL-0644 (HD) | 1MX3217 |
| 11/16 | 6 1/8 | 2 1/8 | 1 | 24V NS | |
| 11/16 | 6 11/16 | 2 | 1 | CL-0645 | |
| 11/16 | 6 11/16 | 2 14/16 | 1 | CL-3687 | 1MX19302 |
| 11/16 | 6 11/16 | 3 1/8 | 1 | CL-0647 | |
| 3/4 | 6 11/16 | 3 1/16 | 1 | CL-1149 | |
| 13/16 | 6 11/16 | 2 13/16 | 1 | CL-1161 (HD) | |
| 13/16 | 7 | 1 15/16 | 1 | CL-0697 | 1MXA1279 |
| 13/16 | 7 | 1 15/16 | 1 | CL-0697 | 1MX3268 |
| 13/16 | 6 15/16 | 1 13/16 | 1 | CL-0641 | 1MX3219 |
| 13/16 | 6 15/16 | 1 13/16 | 1 | CL-0641 | 1MX2456 |
| PV4 | 6 3/4 | 1 3/4 | 4 | NS | |
| PV6 | 5 13/16 | 1 6/16 | 6 | NS | |
| PV8 | 5 5/16 | 1 3/16 | 8 | NS | |
| 1/2 - 7/8 Variable Groove | 6 7/8 | 1 13/16 | 1 | NS | |
| 1/2 - 7/8 Variable Groove | 7 1/4 | 2 11/16 | 1 | NS | |
| 1/2 - 7/8 Variable Groove | 7 1/4 | 3 1/16 | 1 | NS | |
| 1/2 - 7/8 Variable Groove | 7 1/4 | 3 1/8 | 1 | NS |