|Image||Letter Code||Type||Years Used||Notes|
|BW||Basic Wheel/Black Wall||1977- Present||
Used on all cars from 1978-1980.(except wisconsin toy company promo).They were then used once again for the 2011 The Hot Ones Series, though the 2011 design is quite different from the old design.
|BBW||Black Black Wall||Used on vehicles such as Combat Medic|
|WBW||White Black Wall||1990-||Used on vehicles such as Homer's Nuclear Waste Van|
|YBW||Yellow Black Wall||1990-||Used on vehicles such as the 1990 California Customs '40's Woodie|
|WW||White Wall||1983-present||Same hub as BW and RL Type 2|