Class NameRider AgeBike RequirementsAwards
Runs on Smurf City Track
Wobbler4-8
0 - 51cc stock. For beginning racers. Not a points class.Plaques, trophies.
50 Non- Points4-80 - 51cc stock. For beginning racers. Not a points classPlaques, trophies.
50 SS 4-84-8(AMA Class 3) Single speed auto. 2 stroke oil-injected. Max: wheelbase 36", wheel size 10", seat height 22", 12mm round intake. For non-qualifier events, Honda 50s will be allowed if shifter is removed.Plaques, trophies.
50 Trail 4-84-8
(AMA Class 4) Automatic. Max: wheelbase 38", wheel size 10", seat height 22", 13mm round intake.Plaques, trophies.
Trailblazer9-1370-110cc 4-stroke; stock frame and engine. May not enter classes on the big track.Plaques, trophies.
Runs on Big Track
50 Jr 4-64-6(AMA Class 1) Single speed auto. Max: wheelbase 36", wheel size 10", seat height 24," 14mm round intake.Plaques, trophies.
50 Sr 7-87-8(AMA Class 2) Single speed auto. Max: wheelbase 41", wheel size 12", 19mm round intake.Plaques, trophies.
65 Jr 7-97-959-65cc 2-strokePlaques, trophies.
65 Sr 10-1110-1159-65cc 2-strokePlaques, trophies, or dealer checks.
65 Open 7-117-1159-65cc 2-strokePlaques, trophies.
*Minibike classes: 17" max. front wheel, 12"-16" rear wheel and max. wheelbase 51" (no big wheels).
*85 Jr 9-119-1179-85cc minibikePlaques, trophies, or dealer checks.
*Mini Sr 12-1512-1579-85cc 2-stroke, 75-150cc 4-stroke minibikePlaques, trophies, or dealer checks.
*Mini Open 9-159-1579-85cc 2-stroke, 75-150cc 4-stroke minibikePlaques, trophies.
*Mini C 9-159-1579-85cc 2-stroke; 75-150cc 4-stroke minibikePlaques, trophies.
Women Jr11-1679-112cc 2-stroke; 75-150cc 4-stroke. Minibike or big wheels. Max. wheels: front 19”, rear 16”. Must be 12 years to ride a Supermini.Plaques, trophies, or dealer checks.
SuperMiniAge 12-1679-112cc 2-stroke, 75-150cc 4-stroke. Minibikes & big wheels. Max. wheels: front 19”, rear 16”.Plaques, trophies, or dealer checks.
Schoolboy 1 B/CAge 12-1786-125cc 2-stroke, 75-150cc 4-stroke. Min. wheels: front 19”, rear 16”.Plaques, trophies, or dealer checks.
*The minimum age for amateur class riders is 12. A rider must be 14 or older to ride a 201cc to 250cc motorcycle. A rider must be 16 or older to ride a 251cc or above motorcycle.
*Schoolboy 2 B/CAge 12-17122-150cc 2-stroke, 126-250cc 4-stroke. Min. wheelbase 53”. No minibikes or SuperMinis.Plaques, trophies, or dealer checks.
*Women12 years & up99-250cc; min front wheel 19”, rear wheel 16”. Plaques, trophies, or dealer checks.
125 B/C12 years & up122-125ccPlaques, trophies.
*250 A12 years & up122-250ccCash
*250 B12 years & up122-250ccPlaques, trophies, or dealer checks
*250 C12 years & up122-250ccPlaques, trophies.
*Open A12 years & up122cc-OpenCash
*Open B12 years & up122cc-OpenPlaques, trophies, or dealer checks.
*Open C12 years & up122cc-OpenPlaques, trophies.
*Open D12 years & up122cc-Open (no series points)Plaques, trophies.
16 Plus16 years & up122cc-OpenCash or check to “A” riders; dealer check to “B” riders; trophies to “C” riders.
25 Plus25 years & up122cc-OpenCash or check to “A” riders; dealer check to “B” riders; trophies to “C” riders.
30 Plus30 years & up122cc-OpenCash or check to “A” riders; dealer check to “B” riders; trophies to “C” riders.
30 Plus B/C30 years & up122cc-OpenPlaques, trophies.
40 Plus40 years & up122cc-OpenCash or check to “A” riders; dealer check to “B” riders; trophies to “C” riders.
40 Plus B/C40 years & up122cc-OpenPlaques, trophies.
45 Plus45 years & up122cc-OpenCash or check to “A” riders; dealer check to “B” riders; trophies to “C” riders.
50 Plus50 years & up122cc-OpenCash or check to “A” riders; dealer check to “B” riders; trophies to “C” riders.
55 Plus55 years & up122cc-OpenCash or check to “A” riders; dealer check to “B” riders; trophies to “C” riders.
VetSport 25+25 years & up122cc-OpenPlaques, trophies.
*NonCurrent12 years & upModel year 2013 or olderPlaques, trophies.
ATV Classes
Class NameRider AgeBike RequirementsAwards
50 CVTAge 4-80-50cc CVT/belt drivePlaques, trophies.
70 AutoAge 6-1151-70cc automatic/CVT/single speedPlaques, trophies.
90 OpenAge 8-1571-90cc 2-Stk; 125cc 4-StkPlaques, trophies, or dealer checks.
SchoolboyAge 13-17All ages: 91-200cc 2-Stk; 91-300cc 4-Stk. Ages 14-17: 91-300cc 4-Stk; 301-400cc 4-Stk Production Plaques, trophies, or dealer checks.
WomenAge 13 & upAll ages: 911-200cc 2-Stk; 91-300cc 4-Stk. Ages 16 & up: 91-265cc 2-Stk; 201-450cc 4-Stk.Plaques, trophies, or dealer checks.
Quad AAge 16 & up201cc - OpenCash, plaques, or trophies.
Quad BAge 16 & up201cc - OpenPlaques, trophies, or dealer checks.
Quad CAge 16 & up201cc - OpenPlaques, trophies.
30 PlusAge 30 & up201cc - OpenCash, plaques, or trophies.
40 PlusAge 40 & up201cc - OpenCash, plaques, or trophies.
50 PlusAge 50 & up201cc - OpenCash, plaques, or trophies.
*90 ShifterAge 8-1571-90cc 2-Stk; 125cc 4-Stk - ShifterPlaques, trophies, or dealer checks.
*16-29Age 16-29122cc-OpenPlaques, trophies, or dealer checks.
*Class offered only at 100% Great Lakes Championship series events, and combined GLMX/D14 State Championship events.