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MotoLibrary Score
34/100Commuter
Power/Weight
0.08 hp/kg
Torque
12 Nm
Engine
124 ccm
Technical Overview
2019 Yamaha XMAX 125 Iron Max Technical Analysis & Specification Breakdown
At the heart of the 2019 Yamaha XMAX 125 Iron Max scooter motorcycle, Yamaha relies on a 124 cc (7.6 cu in) liquid-cooled single cylinder, four-stroke powerplant. In factory specification, peak output is rated at 14.1 HP (10.3 kW) at 8,750 rpm while maximum torque reaches 12 Nm (8.9 lb-ft) at 6,500 rpm, transferring power to the rear wheel through belt final drive. With a specific output of 113.7 HP per liter and a 2,250 rpm working window between peak torque (6,500 rpm) and peak power (8,750 rpm), the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.
On the scales, the XMAX 125 Iron Max measures 175 kg (386 lbs) wet (curb), translating to a power-to-weight ratio of 0.08 HP/kg (12.41 kg per horsepower). Rider ergonomics and chassis geometry center around a 795 mm (31.3 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,526 mm (60.1 in) wheelbase engineered for planted straight-line stability. The 13-liter (3.4 US gal) fuel tank paired with a rated consumption of 2.7 L/100 km provides an estimated theoretical range of roughly 481 km (299 miles) between fill-ups.
Specific Output
113.7 HP/L
Power-to-Weight
0.08 HP/kg (12.41 kg/HP)
Power Band Window
6,500–8,750 rpm
Theoretical Range
~481 km (299 mi)
Engine
Displacement124.0 ccm (7.57 cubic inches)
Engine TypeSingle cylinder, four-stroke
Power14.1 HP (10.3 kW)) @ 8750 RPM
Torque12.0 Nm (1.2 kgf-m or 8.9 ft.lbs) @ 6500 RPM
Compression11.2:1
Bore x Stroke52.0 x 58.6 mm (2.0 x 2.3 inches)
Fuel SystemInjection
Fuel ControlSingle Overhead Cams (SOHC)
IgnitionTCI
LubricationWet sump
CoolingLiquid
Transmission
Final DriveBelt (final drive)
Performance
Fuel Consumption2.70 litres/100 km (37.0 km/l or 87.12 mpg)
Greenhouse Gases62.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Front SuspensionTelescopic fork
Rear SuspensionUnit Swing
Rear Travel75 mm (3.0 inches)
Wheelbase1526 mm (60.1 inches)
Ground Clearance130 mm (5.1 inches)
Wheels & Brakes
Front Tyre120/70-15
Rear Tyre140/70-15
Front BrakesSingle disc
Front Brake Ø267 mm (10.5 inches)
Rear BrakesSingle disc
Rear Brake Ø245 mm (9.6 inches)
Dimensions & Weight
Weight incl.175.0 kg (385.8 pounds)
Seat Height795 mm (31.3 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.