Motorsport Tyres

A7 / R7

Hoosier A7 / R7

The R7 and A7 have been developed to improve wear and consistency without any sacrifice of performance. In many cases, the performance will even improve over previous
models. The new tire models are an evolution in the continuing effort to provide the best tire for racers.

Hoosier A7 / R7

Tire Size Load/Speed Tread Approx. Recom. Measured Section A7 R7
Rating Width Dia Rim Width Rim Width* Width AutoCross Road Race
P185/60ZR13 80W 7.0" 21.8" 5-6.5" 6.0" 7.9" X
P205/60ZR13 86W 8.0" 22.8" 5.5-7.5" 6.0" 8.8" X
P225/45ZR13 77W 8.5" 20.6" 7-8.5" 7.0" 9.4" X X
P225/50ZR13 88W 8.0" 22.8" 5.5-7.5" 6.0" 8.8" X
P255/40ZR13 82W 9.5" 20.6" 8.5-10" 9.0" 10.8" X
P205/55ZR14 85W 8.0" 22.8" 5.5-7.5" 7.0" 9.0" X
P225/50ZR14 88W 8.7" 22.8" 6-8" 7.0" 9.3" X X
P205/50ZR15 84W 8.0" 22.8" 5.5-7.5" 6.5" 8.5" X X
P225/45ZR15 81W 8.6" 22.8" 7-8.5" 7.5" 9.3" X X
P225/50ZR15 90W 8.8" 23.8" 8-9.5" 7.0" 9.7" X
P245/40ZR15 83W 9.4" 22.8" 8-9.5" 8.5" 10.1" X X
P245/50ZR15 95W 9.4" 24.4" 7-8.5" 7.5" 10.3" X
P275/35ZR15 82W 10.1" 22.8" 9.0-11" 9.5" 11.0" X X
P275/50ZR15 101W 10.0" 25.5" 7.5-9.5" 8.0" 10.8" X
P205/45ZR16 77W 8.0" 23.0" 7-8.5" 7.0" 8.5" X X
P225/50ZR16 91W 8.8" 24.7" 6-8" 7.0" 9.4" X X
P245/45ZR16 88W 9.5" 24.4" 7.5-9" 8.0" 10.3" X X
P255/50ZR16 99W 9.4" 26.2" 7-9" 8.0" 10.5" X X
P275/45ZR16 94W 10.3" 25.6" 8.5-10" 9.0" 11.2" X X
P225/40ZR17 81W 9.0" 23.8" 8-9.5" 8.0" 9.6" X X
P225/45ZR17 84W 9.0" 24.7" 7-8.5" 7.5" 9.7" X X
P245/40ZR17 86W 9.7" 24.3" 8-9.5" 8.5" 10.3" X X
P245/45ZR17 89W 9.3" 25.5" 7.5-9.0" 8.0" 10.0" X X
P275/35ZR17 85W 10.3" 24.7" 9-11" 9.5" 11.0" X X
P275/40ZR17 93W 10.3" 25.5" 9-11" 9.5" 11.0" X X
P295/35ZR17 89W 10.8" 25.3" 9.5-11" 10.0" 11.6" X X
P315/35ZR17 93W 11.4" 25.6" 11-12" 11.0" 12.6" X X
P335/35ZR17 97W 12.9" 25.6" 11-13" 12.0" 13.6" X
P225/40ZR18 83W 8.8" 24.7" 7.5-9" 8.0" 9.6" X
P245/35ZR18 80W 9.4" 24.4" 8-9.5" 8.0" 9.9" X X
P245/40ZR18 88W 9.0" 25.4" 8-9.5" 9.0" 10.3" X X
P255/35ZR18 82W 10.3" 24.8" 8.5-10" 9.0" 10.8" X X
P275/35ZR18 87W 10.3" 25.5" 9-11" 9.5" 10.7" X X
P285/30ZR18 86W 10.9" 24.9" 10-11" 10.0" 11.5" X X
P295/30ZR18 88W 10.6" 25.3" 9.5-11" 10.0" 11.6" X X
P295/40ZR18 98W 10.4" 27.2" 10-11.5" 10.5" 11.9" X
P315/30ZR18 91W 11.8" 25.6" 11-12" 11.0" 12.5" X X
P315/40ZR18 102W 11.3" 27.3" 11-12" 12.0" 13.2" X
P335/30ZR18 95W 12.8" 25.6" 12-13" 12.0" 13.5" X X
P345/35ZR18 100W 13.2" 26.8" 12-13" 12.0" 13.9" X X
P235/35ZR19 79W 9.0" 25.5" 8-9.5" 9.0" 10.1" X X
P265/35ZR19 86W 9.6" 26.2" 9-10" 9.0" 10.4" X
P295/30ZR19 89W 10.4" 26.1" 10-12" 10.0" 11.5" X
P295/35ZR19 92W 10.1" 27.3" 10-12" 10.0" 11.5" X
P315/30ZR19 93W 12.0" 26.1" 11-12" 11.0" 12.5" X X
P315/35ZR19 96W 11.3" 27.3" 11-12" 12.0" 13.2" X
P315/40ZR19 103W 11.3" 28.9" 11-12" 11.0" 12.9" X
P325/30ZR19 94W 12.2" 26.8" 12-13" 13.0" 13.6" X X
P345/30ZR19 98W 13.0" 26.8" 12-13" 13.0" 14.1" X X