Mini-Z KS TIRES Compound RCP Low Profile - SLICK - RADIAL 8.5mm - 11mm - 14mm [PN Racing]

Mini-Z KS TIRES Compound RCP Low Profile - SLICK - RADIAL 8.5mm - 11mm - 14mm [PN Racing]
PN Racing KS Compound: its known to offer more grip as the tire heat up and long duration.
 

Usually 8.5mm are front and 11mm are rear tires. Some experts use 11mm front and 14mm rear on speciality cars.
8.5mm tires
KS Compound
KS1030 Slick Front Tire (8.5mm) SUPER SOFT
KS1034 Slick Front Tire (8.5mm) SOFT
KS1038 Slick Front Tire (8.5mm) MEDIUM
KS1042 Slick Front Tire (8.5mm) HARD
KS1130 Low Profile Slick Front Tire (8.5mm) SUPER SOFT
KS1134 Low Profile Slick Front Tire (8.5mm) SOFT
KS1138 Low Profile Slick Front Tire (8.5mm) MEDIUM
KS1142 Low Profile Slick Front Tire (8.5mm) HARD
 

11mm tires (If you use 14mm rear tire, this is perfect front tire to use with 11mm wheels)
KS Compound
KS2130 Low Profile Slick Tire (11mm) SUPER SOFT
KS2134 Low Profile Slick Tire (11mm) SOFT
KS2138 Low Profile Slick Tire (11mm) MEDIUM
KS2142 Low Profile Slick Tire (11mm) Hard

14mm tires
KS4920 Low Profile Radial Tire (14mm) SUPER SOFT
KS4924 Low Profile Radial Tire (14mm) SOFT
KS4930 Low Profile Radial Tire (14mm) MEDIUM