Mini Rok
Age: 8-11
License: Grade C or D
Class Weight: 240lbs
Tires: Vega Blue ONT – 4.6/4.6
Fuel: Sunoco 110
Oil: Silkolene KR2 or PRO2
Junior Rok
Age: 12-15
License: Grade B
Class Weight: 330lbs
Tires: Vega Blue ONT – 4.6/7.1
Fuel: Sunoco 110
Oil: Silkolene KR2 or PRO2
Senior Rok
Age: 15 & up
License: Grade A
Class Weight: 360lbs
Tires: Vega Blue ONT – 4.6/7.1
Fuel: Sunoco 110
Oil: Silkolene KR2 or PRO2
Masters Rok
Age: 30 & up (*+200 lbs)
License: Grade A
Class Weight: 395lbs
Tires: Vega Blue ONT – 4.6/7.1
Fuel: Sunoco 110
Oil: Silkolene KR2 or PRO2
Rok Shifters/Masters
Age: 15 & up
License: Grade A
Class Weight: 385lbs/405lbs
Tires: Vega FM ONT – 4.6/7.1
Fuel: Sunoco 110
Oil: Silkolene KR2 or PRO2