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Class NameAlso CalledBike SizeAgesAdditional Info
Women's 12 & OverWomen Sr.Open12 & upOpen to all riders within the age range. Trophy, plaque or medal awards only.
Women's 4 -11Women Jr.Up to 150cc4-11Open to all riders within the age range. Trophy, plaque or medal awards only.
Trail 12-15Big Trailup to 150cc Trail Bike12-15For a trail style bike (PW, XR, TTR, CRF,etc.). Trophy, plaque or medal awards.
Trail 4-11Little Trailup to 110cc4-11For a trail style bike (PW, XR, TTR, CRF,etc.). Trophy, plaque or medal awards.
Super MiniN/A79-112cc 2-stroke/75-150cc 4-stroke12-16Max front wheel 19"
Min rear wheel 14" Max wheelbase 52"
Dealer Check Plaque or Trophy
Open DN/A100cc & up12 & upNo Doubling jumps, for beginner-beginner riders only. Non-Series Paying Class, after three wins SJO will review eligibility.
Open COpen Novice125cc & up12 & upFor beginning racers only. A novice skill level class. Trophy, plaque or medal awards only. No Triples
Open BOpen Intermediate125 & Up12 & upAn intermediate skill level class. Dealer check awards.
Open AOpen Expert125cc & up12 & upPayback Guaranteed per moto. An expert skill level class. ($60, $50, $40, $30, $20, $10)
Mini OpenN/A60-85cc7-11Any skill level racers, dealer check awards.
Lites Jr. 12-16125 Jr.or Schoolboy86cc -144cc 2 stroke and 250cc 4 stroke12-16Check awards.
250 C250 Novice125-250cc12 & upFor beginning racers only. A novice skill level class. Trophy, plaque or medal awards only. No Triples
250 B250 Intermediate125 - 250cc12 & upAn intermediate skill level class. Check awards.
250 A250 Expert125 - 250cc12 & upPayback Guaranteed per moto. An expert skill level class. ($60, $50, $40, $30, $20, $10)
125 2 StrokeN/A125cc 2 stroke only 12 & upTrophy, plaque or medal awards only.
85C85 Novice80-85cc 2 stroke 150cc 4 stroke10-15For beginning racers only. A novice skill level class. Trophy, plaque or medal awards only. No Triples. Max front wheel 19 in. Min rear wheel 12 in. Max rear wheel 16 in. Max wheelbase 52 in
85 12-1585 Sr80-85cc 2 stroke 150cc 4 stroke12-15Open to all riders within the age range.Dealer check awards. Max front wheel 17 in. Min rear wheel 12 in. Max rear wheel 16 in. Max wheelbase 51 in.
85 7-1185 Jr80-85cc7-11Open to all riders within the age range.Dealer check awards. Max front wheel 17 in. Min rear wheel 12 in. Max rear wheel 16 in. Max wheelbase 51 in
65 7-11N/A60-65cc7-11Trophy, plaque, dealer check or medal awards.
65 7-9N/A60-65cc7-9Trophy, plaque, or medal awards.
50 SS 7-8 Pee Wee SS50cc7-8Trophy, plaque or medal awards for all entrants. Stock bike. PW, KDX, JR, XR, CRF 50's Shifters must be removed.
50 SS 4-6Pee Wee SS50 CC4-6Trophy, plaque or medal awards for all entrants. Stock bike. PW, KDX, JR, XR, CRF 50's Shifters must be removed.
50 Sport 4-8N/A50cc4-8KTM Mini Adventure and Cobra PW3, Beginner bikes. Trophy, plaque or medal awards for all entrants. Stock bike. Shifters must be removed.
50 4-8 Sr.50 Advanced Sr.50cc 4-8Trophy, plaque or medal awards for all entrants. - Typically for more advanced riders. Stock Sr. bike. Shifters must be removed.
50 4-6 Jr.50 Advanced Jr.50cc4-6Trophy, plaque or medal awards for all entrants. - Typically for more advanced riders. Stock Jr. bike. Shifters must be removed.
35+35 Plus125cc & up35 & upOpen to riders within the age range. Dealer Check Awards.
30+30 Plus125cc & up30 & upOpen to riders within the age range. Dealer Check Awards.
25+25 Plus 125cc & up25 & upOpen to riders within the age range. Dealer Check Awards.
14-24N/A125 cc & up14-24Open to riders within the age range. Dealer Check Awards.
Quad NoviceN/A16 & up
Quad 50 stock N/AUp to 50cc4-7Must be show room stock no mods allowed.
Quad 50 productionN/AUp to 50cc4-7Must use production frames, and cases all other mods allowed, this is also the cobra 50 class.
Quad 70 stock N/AUp to 70cc6-11Must be show room stock, no mods allowed.
Quad 70 production N/AUp to 70cc6-11Must use production frames and cases, all other mods allowed, this is also the cobra 70 class.
Quad 90 2 stroke/0-110 4 stroke, stock N/AUp to 90cc 2 stroke, Up to 110 cc 4 stroke8-13Must be show room stock, no mods allowed.
Quad 105 2 stroke/0-125 4 stroke production N/AUp to 105cc 2 stroke, Up to 125cc 4 stroke8-15Must use production frames and cases all other mods allowed, this is the cobra 90 class.
Quad 105 2 stroke/0-150 4 stroke super mini N/AUp to 105cc 2 stroke, Up to 150cc 4 stroke11-15This class allows bike motors and aftermarket frames.
Quad 200 2 stroke/0-300 4 stroke youth productionN/AUp to 200cc 2 stroke, Up to 300cc 4 stroke13-15 Must use production frames and cases, all other mods allowed.
Quad AdvanceQuad Expert16 & UpPayback per overall finish. An expert skill level class.


**Classes subject to change without notice.

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