drag slotUsage: This chart will allow you to calculate the gear ratios or rollout for Slotcars.Only available ratios will be shown based on what size and pitch gears are available (the white spaces withDrag Cars. Stock G10 & JK Hawk 7 Cars. Blue Printed G10 & Hawk-7 Cars. Stock Super 16D Cars. Blue Printed S16D Cars. S16 & C-can Car. 4.5 Scale Car. GT-12 Car. Wing Race Cars.