Home of the US 125 Grand Prix National Championship® and 250 Grand Prix National Championship™
 
 
Pilot
The official 125GP class sponsor of the USGPRU
Gearing chart
 
Some recommended gearing suggestions for various tracks. Click on the track's name for more information about it.

Track
125
250
15 / 36
14 / 41
16 / 37
? / ?
15 / 37
? / ?
15 / 40
14 / 40
15 / 36
15 / 40
? / ?
? / ?
15 / 36
14 / 41
15 / 36
? / ?
15 / 38
14 / 44
16 / 37
15 / 40
14 / 38
? / ?
17 / 38
? / ?
? / ?
? / ?
16 / 36
15 / 38
16 / 36
15 / 37
15 / 36
? / ?
16 / 37
15 / 38
15 / 37
? / ?
15 / 37
? / ?
? / ?
? / ?