235/40ZR18
Load Index 95 = 1521lbs (690kg) per tire
Speed Rating “Y” = 186mph (300kph) 95Y XL
255/45ZR18
Load Index 103 = 1929lbs (875kg) per tire
Speed Rating “Y” = 186mph (300kph) 103Y XL
Fronts 25.3" in Diametre
Rears 27.0" in Diametre
Sumitomo HTR Z III
Would these maintain the ratio front to back and fit our Marauders?