Rotax 125 Junior Max
- Single cylinder, two-stroke reed valve
- Bore / stroke: 54.0mm x 54.5mm
- Displacement: 124.8cc
- Max Performance: 15kW / 20.4 hp at 8,500 rpm
- Max Torque: 17Nm at 8,500 rpm
- Weight: Bare Engine: 11.8kg / 26.0 lbs With Complete Power Pack: 23.4kg / 51.6 lbs
- Special Features: Junior Cylinder without exhaust valve
- Power Pack: Silencer, Carburetor, Fuel Pump, Exhaust System, Radiator, Battery w/ Battery Box, Cable Harness, Start Button, On/Off Switch
- Chassis Compatibility: Wheel base from 950mm to 1,050mm