GTP
Chassis can be any currently produced stamped chassis available through normal Dealer/Distributor channels. Racer may use any lightweight steel or aluminum pieces produced for a chassis by its manufacturer.
Front axle must be one piece and pass through both uprights and support both front wheels. Front wheels must be two piece; a plastic or aluminum hub with a black rubber O-ring "tire", minimum diameter is 1/2".
Rear axle may be 1/8" or 3/32" and gears my be 48 or 64 pitch. Rear of car and gear must clear by 1/16".
Motor "set-up" must be Parma 501/502 or SpeedFX "D"-can, Endbell and Magnets. Armatures may be Parma or SpeedFX Super 16-D or ProSlot #700 or #700-B.
Body must be GTP style, commercially produced and readily available through normal Dealer/Distributor channels. No air control devices may be added. Must include a driver figure.