Technical Data


Power-pack – ROTAX 125 MAX DD2

Description: ROTAX-single-cylinder, two stroke, reed valve engine ] oil-in fuel lubrication ] liquid cooled with integrated water pump, integrated thermostat ] pneumatic exhaust valve (RAVE) ] digital battery ignition ] balance shaft ] integrated electric starter ] centrifugal clutch in oil bath ] overload clutch ]

quick exchangeable primary drive ] two speed gearbox ] ESA – electronic shifting assistance ] RER – ROTAX electronic reverse (RM1 only) ] battery charger

Power-pack		ROTAX 125 MAX DD2
Bore		54.0 mm
Stroke		54.5 mm
Displacement		124.8 cc
Power		24 kW @ 11750 rpm
Torque		20 Nm @ 10500 rpm
Max. rpm		13600 rpm (electronically rev. limited)
Carburettor		DELL’ORTO VHSB 34
Fuel Pump		PAIOLI diaphragm pump
Intake silencer		Tuned intake silencer system with integrated air filter
Exhaust system		Tuned exhaust pipe with after muffler
Gear box		2 speed primary drive 35:62, secondary drive 19:81 (1st gear) and 24:77 (2nd gear)
Lubrication		Oil in fuel, high quality 2-stroke oil, mixing ratio 2%
Weight of engine only		Approx. 17.5 kg (without accessories)
Weight of complete power-pack		Approx. 27 kg including engine with oil and coolant, intake silencer,carburettor, fuel pump, exhaust system, radiator, battery, battery box, battery cover, cable harness, ON/OFF switch, shifter paddle with hub and Bowden cable.

ROTAX 2-speed Shifter Racing Kart – RM1

Description:  CIK-FIA homologated chassis with 32mm main tubes with one rear stabiliser (adjustable) ] 40 mm rear axle mounted in std bearing (left) and in the DD2’s hollow shaft on engine side ] MAGURA 4 disc brake system ] scratchproof, sublimated bodywork ] intelligent safety fender system ] TILLETT  T8 Seat ] adjustable safety pedals ] mechanical gear change by a gear change paddle on the steering wheel via two cables.

Kart		ROTAX RM1
Engine (power-pack)		Rotax 125 MAX DD2
Brake system		MAGURA self adjusting 4 piston brake system with bias control, 2 front (160 mm) and 2 rear discs (180 mm). CIK-FIA homologated
Rims		Light weight aluminium rims
Front		Width = 130 mm
Rear		Width = 210 mm
Fuel tank		KG quick release fuel tank 8.5 litres
Seat		TILLETT Racing Seat T8 black, XL,L,ML,MS
Steering Wheel		Ultralight flat top, diameter = 320 mm
Fender and protection system		FFS - Front fender system, CIK-FIA homologated RFS - Rear fender system, CIK-FIA approved RTPS - rear tyre protection system, CIK-FIA approved
Design of bodywork		Ultralight, scratchproof, sublimated bodywork, CIK-FIA homologated
Total length/width		1850 / 1400 mm
Weight		Approx. 87 kg – with coolant and oil, without fuel
Accessories		MFD – multi-functional display with water temperature sensor
Optionals		Set of primary gears ( 34:63 and 36:61)