Arenacross Classes
The AMA Partzilla Arenacross Championship features a full lineup of classes for professionals and amateurs. Night show classes run both Friday and Saturday nights at every stop; the full amateur program runs Saturday.
Night Show Classes
Friday & Saturday nights.
Arenacross 250Pro / A / B
ArenacrossPro / A
Mid E-Moto
65 All-Stars (7–11)
Supermini All-Stars (12–16)
Saturday Amateur Racing
The full amateur program runs during the Saturday day show.
- Stacyc 12/16
- Stacyc 18/20
- 50 Shaft Limited (4–6)
- 50 Beginner (4–8)
- 50 Open (4–8)
- 50 JR Limited (4–6)
- 50 SR Limited (7–8)
- Micro-E Limited (4–8)
- 65 JR (7–9)
- 65 SR (10–11)
- 65 Open (7–11)
- 85 JR (9–11)
- 85 SR (12–15)
- 85 Open (10–14)
- Supermini 1 (12–15)
- Supermini 2 (14–16)
- Girls (9–13)
- Schoolboy 1 (12–17)
- Schoolboy 2 (12–17)
- WMX
- A/B All-Stars
- Open 2-Stroke
- College Boy (18–24)
- 25+
- 30+
- 40+
- 50+
- Warrior
- Open Beginner
- 250 C
- 250 B
- Open B
- Open C
- Open E-Moto
Class list subject to change. Refer to the official rulebook for eligibility and machine requirements.