On 15 September 2014, technical regulations for the category were announced. On 22 January 2016, minor changes were applied.
Eligible cars: 4/5-door vehicles
Body shell: Reinforced production body shell; wheel arch modifications allowed to accommodate tyres
Minimum weight: 1250 kg for cars with production gearbox, 1285 kg for cars with racing gearbox (both including the driver)
Minimum overall length: 4.2 metres
Maximum overall width: 1.95 metres
Engine: Turbo-charged petrol or diesel up to 2 litre
Torque: Power: 355 PS
Lubrication: Wet sump
Exhaust: Homologated catalytic converter using production parts
Traction: On two wheels
Gearbox: Production or TCR International Series sequential; production paddle shift accepted
Front Suspension: Production lay-out; parts free design
Rear Suspension: Original design of production car with reinforced components
Brakes: • Front: max 6 piston calipers, brake discs max diameter 380mm • Rear: max 2 piston callipers; production ABS accepted
Wheels: Maximum dimensions of rim: 10″ x 18″
Aerodynamics: • Front splitter: 2014 SEAT León Eurocup • Rear wing: FIA Appendix J Art. 263 2014 • Ground clearance: Minimum 80 mm • Power/Weight Ratio: Subject to the Balance of Performance (changing between +70 and -20 kg from the minimum car weight) • Drivetrain :
FF layout WTCR regulations The FIA licensed the TCR regulations under the name of WTCR for usage in the
World Touring Car Cup. The specification is identical, however it is frozen until the end of 2019, and cars are required to obtain an FIA passport after going through TCR homologation. == TCR Model of the Year ==