Tire Breakdown 
74% hard plastic tires
25% Hoosier tires (aka Real Wheels and Real Riders)
1% white lightnings on the hard tires only

Wheel/Tire Identification Chart by Series 
Release 1 Plastic - Cragar Streetstar on racers edge for the Beetnik, Boss-a-Nova, Silverado, and Tow-Nado.
Plastic - Cragar "Caps" on redline B-wheels for the Cheetah and Vette.
Rubber - Cragar "5 point star"1 on Hoosiers for the Beetnik, Boss-a-Nova and Cheetah.
Rubber - Cragar "6 point star"2 on Hoosiers for the Silverado and Vette.
Rubber - Cragar "Truckers"3 on Hoosiers for the Tow-Nado.

Release 2 Plastic - Cragar SST on racers edge on all 6 vehicles.
Rubber - Cragar "5 point star"1 on Hoosiers on all 6 vehicles.

Release 3 Plastic - Cragar S/S on hard plastic on all 6 vehicles.
Rubber - Cragar "Baby Moons"4 on Hoosiers for the Vette.
Rubber - Cragar S/S on Hoosiers for the Cheetah.
Rubber - Mopar Ralley Rims on Hoosiers for the Beetnik, King Kudos and Speed King.
Rubber - Cragar "Truckers"3 on Hoosiers for the Tow-Nado.

Release 4 Plastic - Cragar SST on racers edge on all 6 vehicles.
Rubber - Cragar "6 point star"2 on Hoosiers on all 6 vehicles.
1,2,3,4 = If you know the correct name for these rims, please email me and I will update.