Willys Knight Belts
| Year | Model | Engine | Part | Belt |
| 1932-31 | 66D | 6 cyl. Eng. | Fan & Gen. , ALL | 28465 |
| 1932-30 | 87,95 | 6 cyl. Eng. | Fan & Gen. , ALL | 25405 |
| 1930 | 70B | 6 cyl. Eng. (After Engine 129176) | Fan & Gen. , ALL | 24415 |
| 1930-29 | 66B | 6 cyl. Eng. | Fan & Gen. , ALL | 28465 |
| 1930-26 | 70, 70A, 70B | 6 cyl. Eng. (To Eng. No. 129176) | Fan & Gen. , ALL | 25405 |
| 1928 | 56 Standard | 6 cyl. Eng. | Fan & Gen. , ALL | 24400 |
| 1927-26 | 66 | 6 cyl. Eng. | Fan & Gen. , ALL | 24435 |