Tyre Model Type Maximum
Load
Speed Rim Width
Min
(inch)
Rim Width
Optimum
(inch)
Rim Width
Max
(inch)
Max
Section
(inch)
Static
Loaded
Radius(inch)
Rolling
Circumference
(mm)
Revs/Km
@
(72km/h)
Remark
30 series
225/35R18 475 Y 8.00 8.00 8.00 225 - - - Extra Load
265/30R19 650 Y 9.00 9.50 10.00 271 - 1961 - Extra Load
275/30R19 710 Y 9.00 9.50 10.00 278 - 1979 - Extra Load
35 series
235/35R19 615 Y 8.00 8.50 9.50 241 306 1973 - Extra Load
245/35R19 650 Y 8.00 8.50 9.50 248 - 1998 - Extra Load
255/35R18 670 Y 8.50 9.00 10.00 260 - 1937 - Extra load
255/35R20 730 Y 8.50 9.00 10.00 260 - 2092 - Extra load
265/35R18 650 Y 9.00 9.50 10.50 271 - 1961 -
275/35R18 690 Y 9.00 9.50 11.00 278 - 1979 -
40 series
235/40R17 600 Y - - - 241 290 1891 -
235/40R18 615 Y 8.00 8.50 9.50 241 302 1967 508
245/40R17 615 Y 8.00 8.50 9.50 248 292 1915 522
45 series
245/45R18 710 Y 7.50 8.00 9.00 243 - 2065 -
195/45R15 425 V 6.00 6.50 7.50 195 - 1699 -
50 series
225/50R17 670 W 6.00 7.00 8.00 233 - 2007 -