Formula 1

• Formula Unlimited
• Solo Machines 750cc to 1300cc.

Formula 2

• Supersport
• 600cc four cylinder four strokes as per Manual of Motorcycle Sport rules.
• 250 GP
• Manual of Motorcycle Sport rules.

Formula 3

• 250 Production
• 250cc Production Based machines, model must have been available for registration in Australia. 2 or 4 Stroke with a 250cc maximum capacity.
• Supermono
• Single Cylinder machines.
• 125GP
• 125 GP machines and 250Mono GP machines as per Manual of Motorcycle Sport rules

Formula 4

• Classic
• Classic machines up to 1300cc as per Manual of Motorcycle Sport rules.
• Forgotten Era Up to 500cc
• Forgotten Era machines up to 500cc as per Manual of Motorcycle Sport rules.
• New Era Up to 500cc
• New Era machines Jan 1981 to Dec 1995,

Formula 5

• All Sidecar classes
• Formula 1, Formula 2, Post Classic and Classic Sidecars as per Manual of Motorcycle Sport rules.

Formula 6

• Post Classic Unlimited
• Post Classic machines 526cc to 1300cc as per Manual of Motorcycle Sport rules
• Forgotten Era Unlimited
• Forgotten Era machines 526cc to 1300cc as per Manual of Motorcycle Sport rules
• New Era 526cc to 1300cc
• New Era machines Jan 1981 to Dec 1995, 526cc to 1300cc

Formula 7

• Formula 400
• Multi cylinder 4stroke machines up to 400cc
• Clubsport Lites
• 250cc 4 stroke as per Motorcycle Sportsmen rules.
• Lites
• Up to 80cc water cooled 2 stroke, Up to 100cc air cooled 2 stroke, Up to 150cc 4 stroke
• Supermotos

Juniors

• Junior J2
• 50cc manual clutch and gearbox machines only
• Junior J3
• 70cc manual clutch and gearbox machines only.