Quck overview of Midwest VMX motocross classes.  A full description can be found in the Midwest VMX rulebook.

Vintage Lightweight – (A/B) Any Vintage machine 99-230cc

Vintage Heavyweight – (AB) Any Vintage machine 231 cc-Open

Vintage Novice - Any Novice rider age 16 and above on any Vintage machine.

Vintage Open Age – (A/B) Any rider age 16 and above on a Vintage bike

Vintage 40+ - (A/B) Any rider age 40 and up on any Vintage bike

Vintage 50+ - (A/B) Any rider age 50 and up on any Vintage bike

Vintage 60+ - (A/B) Any rider age 60 and up on any Vintage bike

Evolution Lightweight – (A/B) Any Evolution machine 99-230cc

Evolution Heavyweight – (A/B) Any Evolution machine 231-Open

Evolution Novice - Any Novice rider age 16 and above on any Evolution or older machine.

Revolution Lightweight – (A/B) Any Revolution machine 99-230cc

Revolution Heavyweight – (A/B) Any Revolution machine 231cc-Open

Revolution Novice - Any Novice rider age 16 and above on any Revolution or older machine.

Evo/Revo Open Age – (A/B) Any rider age 16 and above on any Evo/Revolution bike

Evo/Revo 40+ - (A/B) Any rider age 40 and up on any Evo/Revolution bike

Evo/Revo 50+ - (A/B) Any rider age 50 and up on any Evo/Revolution bike

Evo/Revo 60+ - (A/B) Any rider 60 and up on any Evo/Revolution bike.

Evo/Revo 4-Stroke - (A/B) Any Evo/Revolution full-size 4-stroke motorcycle manufactured with drum brakes. (XR100 or similar not allowed.)

Innovation Lightweight - (A/B) Any rider age 16 and above on any Innovation machine 99cc - 230cc.

Innovation Heavyweight - (A/B) Any rider age 16 and above on any Innovation machine 231cc-Open.

Innovation Novice - Any Novice rider age 16 and above on any Innovation or older machine.

Innovation Open Age - (A/B) Any rider age 16 and above on any Innovation bike.

250 – (A/B/C) Any rider age 16 and above on any 125-250cc motorcycle.

Open – (A/B/C) Any rider age 16 and above on any 125cc - Open motorcycle.     

125 - Any rider age 13 and above on any 125cc 2-stroke motorcycle

Modern 30+ - (A/B) Any rider age 30 and above on any modern bike.

Modern 40+ - (A/B) Any rider age 40 and above on any modern bike.

Modern 50+ - (A/B) Any rider age 50 and above on any modern bike.

50cc - Any rider 4-8 years of age on any 50cc bike. 

65cc - Any rider 7-11 years of age on any 65cc bike.

85cc - Any rider 9-15 years of age on any stock 85cc bike. (Standard wheel size.)

12/16 Schoolboy - Any rider 12-16 years of age on any 86-125cc 2-Stroke/75-150 cc 4-Stroke machine (19"/16" wheel diameter minimum)

14/24 – Any rider 14-24 years of age on any full-size motorcycle 122cc-Open.

School Boy Twinshock – Ages 12-15 on any twin-shock Vintage/Evo machine 99-125cc.

School Boy Monoshock - Ages 12-15 on any monoshock Revolution/Innovation machine 99-125cc

*Women – Any woman on any Dinosaur/Vintage/Evo/Revolution/Innovation bike (XR100 allowed.)

Beginner Exhibition – Any age youth up to 15 years of age on any bike up to 85cc 2-stroke/150cc 4-stroke; or any rider over the age of 16 on any motorcycle. (Trail bikes and non-race bikes encouraged)  It is understood that the entrants in this class have little or NO racing experience.  Class will not be trophied and no points will be awarded.  It is designed to give inexperienced riders seat time on an actual racing surface in a non-competitive environment.

Grand National – Any rider age 16 and above on any Vintage/Evolution/Revolution/

Innovation-class motorcycle. (No modern bikes allowed)  Class is designed as a ‘grudge’ match, of sorts, to pit riders on different era motorcycles in a fun competition.  Class will run at intermission at a reduced entry fee.  There will be no daily awards, but there will be a single year-end award to crown a champion that is victorious across different eras of motorcycles. (Bragging rights encouraged!)