Ball differentials, which had been invented by Cecil Schumacher in 1978. Unique integrator system offering adjustable torque split between front and rear. Double wishbone suspension with massive travel. Alloy coil over oil filled shock absorbers. Huge steering lock to handle the tightest tracks. Front O ring ‘crashback’ system to minimise front end crash damage. Compact design with low polar moment of inertia and low centre of gravity gives the CAT remarkable manoeuvrability and balance. Tough polycarbonate bodyshell and undertray to keep out the dirt. Original Schumacher spiked tyres. Accepts period nicad/nimh batteries or modern shorty lipos. Accepts brushed or brushless motors. (Maximum 17.5T limit with kit transmission) Optional Transmission upgrade available to handle modern high powered motors, and create a class leading buggy for historic RC racing.