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P.O. Box 58

Litchfield Park, AZ 85340

CLASSES

Class #Class NameClass Description (2S=2-Stroke, 4S=4-Stroke)
1.51cc (4-6) Special Limited

Single or Multi Speed 0-51cc 2S or 4S 4-6yrs Single or multi-speed automatic. Maximum (adjusted length) wheelbase 38 inches. Maximum wheel size 10 inches. Maximum seat height 22 inches. No larger than 13mm round intake.

The 51cc (4-6) Special Limited class is limited to the following models: Honda XR50, Honda CRF50, KTM Mini Adventure, KTM 50 SX Mini, Suzuki JR50, Kawasaki KDX50, Yamaha TTR50, Yamaha PW 50, and Cobra P3, Cobra PW3, and Cobra GI.

2.51cc (4-6) Limited

0-51cc 2S 4-6yrs Single-speed automatic. Maximum (adjusted length) wheelbase 36 inches. Maximum wheel size 10 inches. Maximum seat height 24 inches. No larger than 14mm round intake.

3.51cc (7-8) Limited

0-51cc 2S 7-8yrs Single-speed automatic. Maximum (adjusted length) wheelbase 41 inches. Maximum wheel size 12 inches. Retrofitted 12-inch wheels are permitted on all class 2 motorcycles. OEM parts must be used. No larger than 19mm round intake.

4.51cc (5-6)

0-61cc 2S 5-8yrs. Single-speed automatic.  Maximum wheel size 10 inches.

5.51cc (5-8)

0-61cc 2S 5-8yrs. Single-speed automatic. Maximum wheel size 12 inches.

6.65cc (7-9) Limited59-65cc 2S 7-9yrs 14"FW/12"RW/45"WB
7.65cc (7-9) Mod59-65cc 2S 7-9yrs 14"FW/12"RW/45"WB
8.65cc (10-11) Limited59-65cc 2S 10-11yrs 14"FW/12"RW/45"WB
9.65cc (10-11) Mod59-65cc 2S 10-11yrs 14"FW/12"RW/45"WB
10.65cc (7-11) Open59-65cc 2S 7-11yrs 14"FW/12"RW/45"WB
11.85cc (9-11) Limited79-85cc 2S/150cc 4S 9-11yrs 17"FW/12"-16"RW/51"WB
12.85cc (9-12) Mod79-85cc 2S/150cc 4S 9-12yrs 17"FW/12"-16"RW/51"WB
13.Mini Sr 1 (12-13)79-85cc 2S/150cc 4S 12-13yrs 17"FW/12"-16"RW/51"WB
14.Mini Sr 2 (12-14)79-85cc 2S/150cc 4S 12-14yrs 17"FW/12"-16"RW/51"WB
15.Mini (9-15) Open79-85cc 2S/150cc 4S 9-15yrs 17"FW/12"-16"RW/51"WB
16.Super Mini 1 (12-15)79-112cc 2S/150cc 4S 12-15yrs 19"FW/16"RW/52"WB
41.Super Mini 2 (13-16)79-112cc 2S/150cc 4S 13-16yrs 19"FW/16"RW/52"WB
17.Schoolboy 1 (12-15) B/C86-125cc 2S/75-150cc 4S 12-15yrs 19"FW/16"RW
18.Schoolboy 2 (14-16) B/C100-150cc 2S/126-250cc 4S 14-16yrs Minimum wheelbase 53 inches. No minicycle or Supermini.
44.125cc (12-16) B/C125cc 12-16yrs No Mini or Supermini
19.College (16-24) B/C122cc - Open 16-24yrs
20.Girls Jr (9-12)59-85cc 2S 9-12yrs 17"FW/12"-16"RW/51"WB
21.Girls Sr (12-16)79-112cc 2S/150cc 4S 12-16yrs 19"FW/16"RW/52"WB
22.Women (12+)99-250cc 2S/250cc 4S 12yrs & Up 19"FW/16"RW Min. (Non Pro) (Min age for 250cc 14yrs)
23.Two-Stroke (12+) B/C122-250cc 12yrs & Up (Min age for 250cc 14yrs)
24.250cc C Limited122-250cc C/Novice/Junior (Min age for 250cc 14yrs)
42.250cc C (14-16) Limited122-250cc C/Novice/Junior (14-16yr) (Min age for 250cc 14yrs)
25.250cc C Mod122-250cc C/Novice/Junior (Min age for 250cc 14yrs)
26.250cc B Limited122-250cc B/Intermediate (Min age for 250cc 14yrs)
27.250cc B Mod122-250cc B/Intermediate (Min age for 250cc 14yrs)
28.250cc A/Pro-AM122-250cc A/Pro (Pro-AM Points)
29.Open C Limited122cc - Open C/Novice/Junior (Min age for 250cc 14yrs & Min age for 450cc 16yrs)
30.Open C Mod122cc - Open C/Novice/Junior (Min age for 250cc 14yrs & Min age for 450cc 16yrs)
31.Open B Limited122cc - Open B/Intermediate (Min age for 250cc 14yrs & Min age for 450cc 16yrs)
32.Open B Mod122cc - Open B/Intermediate (Min age for 250cc 14yrs & Min age for 450cc 16yrs)
33.450 A/Pro-AM122cc - Open A/Pro (Pro-AM Points)
34.Open A ProSport/Pro-AM122cc - Open A/Pro (Pro-AM Points)
35.Plus 25 Open122cc - Open 25yrs & Up (Open Skill Level) Sunday Only (2-moto format)
36.5Vet Plus 30 122cc - Open 30yrs & Up (Open Skill Level) Sunday Only (2-moto format)
38.5Vet Plus 40122cc - Open 40yrs & Up (Open Skill Level )Sunday Only (2-moto format)
40.Senior Plus 50 Open122cc - Open 50yrs & Up (Open Skill Level) Sunday Only (2-moto format)

Download 2016 Limited Class Clarification Chart