These are summer tyre with a diameter of 18". The speed index is V (240 km/h), and is the maximum speed the tire may be exposed to.
From Protyre
150/70R18 70V Pirelli Scorpion Rally STR 150/70R18 70V | Protyre - Car Tyres
The product is available from £125.71 at international stores.
Tirendo
Pirelli Scorpion Rally STR ( 150/70 R18 TL 70V Rear wheel, M+S marking, M/C )
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