The C81 Classical V-BELT replaces C81, C81, C 81, C-81, A-C81, CP81, Dayco CP81, BTQ-C81, C81 D&D Power Drive, Grainger 4FJ20. The belt has a width of 0.875 In and an outside length of 85.2 I
| Belt Type | C Classical |
| Material | Classical |
| Gearbelt Series | C |
| Model Number | C81 |
| Industry Model Number | C81, C81, C 81, C-81, A-C81, CP81, Dayco CP81, BTQ-C81, C81 D&D Power Drive, Grainger 4FJ20 |
| Number of Ribs | 1 |
| Width | 0.88 |
| Height | 0.57 |
| Length | 85.2 |
| Weight | 1.4669 |