235/40/17 MRF ZTA Competition Tire

Information: 

E4 road approval and N2S compliant

Asymmetrical structure

Equivalent to brands:

Pirelli: RA5 = M, RA7 = S, RA9 = SS

Michelin: R31 = M, R21 = S, R11 = SS

Compounds:

The W3 compound is a very soft compound which will allow better heating when used than an SS compound. This will reassure the driver and better cope with poor roads on dry or wet surfaces. For use in the rain, use ZWR.