Vehicle Class (R3, R2, R1)

Here are the latest rules and regulations of RFC Grand Final 2025
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cikwiduri
Posts: 2
Joined: Sat Aug 23, 2025 12:15 pm

Vehicle Class (R3, R2, R1)

Post by cikwiduri »

R3:
1. Portal Axles Not Allowed
2. Rear Steering Mechanism Not Allowed
3. Engine Relocation Restricted to Front Mounting Only. Any equipment that is relocated from the engine bay to other parts of the vehicle such as radiator/wet batteries which are installed behind driver or co-driver a protective wall must be fitted to the entire opening and sealed from the cabin. All hoses running through the passenger compartment must be shielded. Steel braided hoses do not constitute a shield.
4. After Market Full Hydraulic Steering System Not Allowed
5. After Market Dual Triangulation Heim Joint Link Suspension Not Allowed
6. Roll Cage incorporation into body in Not Allowed
7. Original Windscreen Frame to be retained
8. Chassis Modifications Restrictions As Per Section 3. 3 a
9. Petrol & Diesel that are available from regular Petrol Station and legally sold to the public to be used.

R2:
1. Rear Steering Mechanism Allowed
2. Engine Relocation Restricted to Front Mounting Only. Any equipment that is relocated from the engine bay to other parts of the vehicle such as radiator/wet batteries which are installed behind driver or co-driver a protective wall must be fitted to the entire opening and sealed from the cabin. All hoses running through the passenger compartment must be shielded. Steel braided hoses do not constitute a shield.
3. Roll Cage incorporation into body is Allowed
4. Chassis Modifications Restrictions As Per Section 3. 3 b
5. Petrol, & Diesel that are available from regular Petrol Station and legally sold to the public to be used.

R1:
1. Chassis/ Space Frame Reinforcement Guidelines as Per Section 3.3 c
2. Engine Relocation Allowed. Any equipment that is relocated from the engine bay to other parts of the vehicle such as radiator/wet batteries which are installed behind driver or co-driver a protective wall must be fitted to the entire opening and sealed from the cabin. All hoses running through the passenger compartment must be shielded. Steel braided hoses do not constitute a shield.
3. Non Standard Fuels such as F-Gas, Nitrous or Performance Gases are subject to be approved by chief scrutineer. Any teams using non-standard fuel will be ineligible for Petrol/Diesel Class category.

Please refer to RFC Rule & Regulations at https://rfc-global.com/assets/pdf/RFC-R ... s-2025.pdf for more info :idea:
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