Approved motorcycles must be four-stroke production street-legal machines sold in Canada.
All machines must meet CSBK homologation requirements to be eligible.
All classes compete on Bridgestone spec tires.
2025 CSBK National Classes
GP Bikes Superbike Feature
210 maximum "Dynojet" horsepower
360 pounds minimum weight
Use of spec Bridgestone Slick Tires required
Use of spec GULF Racing Fuel required
Based on Street machinery available for sale in Canada
Pro Supersport "600cc"
125 maximum "Dynojet" horsepower
350 pounds minimum weight
Use of spec Bridgestone Slick Tires required
Use of spec GULF Racing Fuel required
AIM Insurance Amateur Superbike “1000cc”
210 maximum "Dynojet" horsepower
360 pounds minimum weight
Use of spec Bridgestone Slick Tires required
Use of spec GULF Racing Fuel required
EBC Brakes Amateur Supersport "600cc"
125 maximum "Dynojet" horsepower
350 pounds minimum weight
Use of spec Bridgestone Slick Tires required
Use of spec GULF Racing Fuel required
Super Sonic Road Race School Lightweight Sportbike
Pro-AM combined class, open to Amateur and Pro competitors
50 maximum "Dynojet" horsepower
305 pounds minimum weight
Use of spec Bridgestone Tires required
Use of spec GULF Racing Fuel required
Ninja ZX-4RR Cup
Pro-AM combined class, open to Amateur and Pro competitors
75 maximum "Dynojet" horsepower
350 pounds minimum weight
Use of spec Bridgestone Tires required
Use of spec GULF Racing Fuel required
Importations Thibault Twins Cup
Pro-AM combined class, open to Amateur and Pro competitors
90 maximum "Dynojet" horsepower
350 pounds minimum weight
Use of spec Bridgestone Tires required
Use of spec GULF Racing Fuel required
Disclaimer: The data on this page is presented as general information only. In the case of any error or discrepancy, the official CSBK Rule Book will take precedence.