Meet the non-gearbox class

125 Senior MAX Evo

Race Class
Leisure / Club / national or international
Maximum Performance
22 kW / 30 hp at 11,500 rpm
Maximum Torque
21 Nm at 9,000 rpm
Weight
bare engine: 12.0 kg / 26.5 lbs with complete power pack: 23.1 kg / 51.0 lbs
Rotax 125 Senior MAX Evo kart engine

Authorised Rotax dealer

Rotax originally aimed the 125 Senior MAX Evo at drivers who already race competitively, and its class-leading output in the non-gearbox category has since made it a favourite among keen leisure karters too.

Peak output reaches 30 hp at 11,500 rpm with 21 Nm of torque, the highest of the four single-speed MAX engines here, and the bare engine weighs 12.0 kg on a chassis built around a 1,040 mm wheelbase.

Specifications

Specifications
SpecificationValue
Race ClassLeisure / Club / national or international
Maximum Performance22 kW / 30 hp at 11,500 rpm
Maximum Torque21 Nm at 9,000 rpm
Weightbare engine: 12.0 kg / 26.5 lbs with complete power pack: 23.1 kg / 51.0 lbs
Special FeaturesCylinder with electronically controlled exhaust valve
Power Packintake silencer, carburetor, fuel pump, engine, exhaust system, radiator, battery box incl. cover, cable harness, OFF/ON/START switch, relay
Chassis Compatibilitywheel base: 1,040 mm

Specifications and photos from BRP-Rotax, checked on 27 September 2026. Descriptions written by Scuderia General Trading.

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