RFX Pro Series Rear Sprockets are CNC Machined from 7075 aerospace aluminium and feature mud clearing grooves for a longer chain and sprocket life. RFX sprockets are colour coded for the make of bike and also available in standard silver for each model of bike.
Features:
| Beta | Year | Pitch | Part Number |
| Rev 3 125/200 | 00-08 | 520 | FXRS 91-43 |
| Rev 3 250/270 | 00-08 | 520 | FXRS 91-41 |
| Rev 3 4T 250 | 00-08 | 520 | FXRS 91-42 |
| Evo 2T 125 | 09-19 | 520 | FXRS 91-43 |
| Evo 2T 250/290 | 09-19 | 520 | FXRS 91-41 |
| Evo 4T 250/300 | 09-19 | 520 | FXRS 91-42 |
| Gas Gas | Year | Pitch | Part Number |
| TXT Trials | 02-19 | 520 | FXRS 91-42 |
| Montesa | Year | Pitch | Part Number |
| 4RT | 05-19 | 520 | FXRS 91-42 |
| Sherco | Year | Pitch | Part Number |
| 250-300 | 02-19 | 520 | FXRS 91-42 |
| Scorpa | Year | Pitch | Part Number |
| SY250 | 11-13 | 520 | FXRS 91-42 |
RFX
British Pounds