2010 Official D18 Points Paying MX ATV Classes
Youth
0-50cc Stock (4-8)(Automatic)
0-70cc Production Auto (6-11)(Single Speed Production, and belt drive)
71-90cc Production Auto (8-15)(71-90cc 2-stroke, 125cc 4-stroke, automatic)
Super Mod. (8-15)(71-105cc 2-stroke, 91-300 4-stroke)
200 Two Stroke/ 300 Four Stroke (13-15)
Adult
Stock(Beginner)(stock axle, a arms, no more than one year racing experience, 201cc-Open)
C (Novice)(over one year race experience, 201-Open)
B (Intermediate)(201cc-Open)
A (Expert)(201cc-Open)
Plus 40(40 years old Plus)
Women
2010 Official D18 Points Paying MX Bike Classes
Minicycle
50cc JR Stock (4-6)
50cc SR Stock (7-8)
65cc JR (7-9)
65cc SR (10-11)
85cc JR (9-11)
85cc SR (12-15)
Girls (9-15) (79cc-105cc 2 stroke)
Super Junior (9-11) (79cc-85cc – Big Wheel allowed)
Super Mini (12-16) (79cc-112cc 2 stroke & 150 4 stroke)
MInicycle / Motorcycle
Women (99cc-250cc Supermini Allowed)
Schoolboy 12-16 (86cc-125cc 2 stroke & 150 4 stroke Big Wheel Only)
Motorcycle
(Bikes must have a minimum wheel base of 53”)
Schoolboy 14-16 (122cc-250cc)
14-24 (122-Open) (B/C Only)
Four Stroke (250-Open 4-stroke Only) (A/B/C Non-money)
+25A / +30A / +40A Vet (122-Open)
+30B/C Vet (122-Open)
125B/C (122-125 2 stroke)
Two Stroke Open (122-Open 2-stroke Only) (A/B/C Non-money)
250A / 250B / 250C (122-250)
Open A / Open B / Open C (122-Open)
Please Note:
Beginner classes are not recognized by AMA and are not approved D18 classes.
Two Stroke Open is a new point paying classes for 2010.