| Part | Manufacturer | OEM Part # | Price | Notes |
| THM-125C/3T40 |
| Speedometer Drive Gear |
| 35 Teeth Steel | GMO | 464861 | 18.95 | Contact Dealer for most current part and price information. |
| 9 Teeth Yellow | GMO | 8632648 | 12.80 | Contact Dealer for most current part and price information. |
| Speedometer Driven Gear |
| 28 Teeth |
| Without Code P or Q | GMO | 416765 | 8.28 | Contact Dealer for most current part and price information. Order By Color Of Gear And Number Or Teeth. |
| P Code | GMO | 25519843 | 8.20 | Order By Color Of Gear And Number Or Teeth. |
| Q Code | GMO | 25524921 | 74.99 | Order By Color Of Gear And Number Or Teeth. |
| 30 Teeth | GMO | 561035 | 8.44 | Contact Dealer for most current part and price information. Order By Color Of Gear And Number Or Teeth. |
| Purple | GMO | 10041032 | 6.78 | Order By Color Of Gear And Number Or Teeth. |
| Red | GMO | 10041031 | 6.78 | Order By Color Of Gear And Number Or Teeth. |
| 31 Teeth |
| Green | GMO | 464848 | 7.00 | Contact Dealer for most current part and price information. Order By Color Of Gear And Number Or Teeth. |
| Pink | GMO | 10041033 | 2.60 | Contact Dealer for most current part and price information. Order By Color Of Gear And Number Or Teeth. |