Yamaha YZF-R 125 - 2010 Specifications and Reviews

The 2010 Yamaha YZF-R 125 is an entry-level sport bike designed for new and younger riders seeking an affordable, nimble machine. Powered by a 124cc liquid-cooled single-cylinder four-stroke engine producing 14.75 horsepower, it delivers responsive handling and fuel efficiency. Best known for its accessible performance and aggressive styling, this model excels as an ideal stepping stone into sport motorcycle riding.

2010
4 stars Average rating: 4 from 1 votes
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General information

CategorySport
Year2010
ModelYamaha YZF-R 125

Engine and Transmission Specifications

ClutchWet, multiple-disc coil spring
Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemWet sump
IgnitionTCI
Fuel controlSOHC
Fuel systemInjection
Bore x stroke52.0 x 58.6 mm (2.0 x 2.3 inches)
Compression11.2:1
Torque12.24 Nm (1.2 kgf-m or 9.0 ft.lbs)
Power14.75
Engine typeSingle cylinder, four-stroke
Capacity:124.66 ccm (7.61 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakes diameter230 mm (9.1 inches)
Rear brakesSingle disc
Front brakes diameter292 mm (11.5 inches)
Front brakesSingle disc
Rear tyre dimensions130/70-M17
Front tyre dimensions100/80-M17
Rear suspension travel125 mm (4.9 inches)
Rear suspensionSwingarm (monocross)
Front suspension travel130 mm (5.1 inches)
Front suspensionTelescopic forks
Trail86 mm (3.4 inches)
Frame typeSteel Deltabox
 
 

Physical measures and capacities

Oil capacity1.20 litres (0.08 quarts)
Fuel capacity13.80 litres (3.65 gallons)
Wheelbase1,355 mm (53.3 inches)
Ground clearance155 mm (6.1 inches)
Overall width660 mm (26.0 inches)
Overall length2,015 mm (79.3 inches)
Overall height970 mm (38.2 inches)
Seat height818 mm (32.2 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc138.0 kg (304.2 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsBlue, black, red, white
StarterElectric

Performance Profile & Rider Fit

14.8 hp
Peak Power
12.5s
0-60 mph

Best For

Track55%
City85%
Cornering70%
Daily Riding65%
Touring25%
Passenger25%

Rider Profile

Best ForIdeal for beginners, new riders, or learners restricted to small-capacity machines who want a sporty-looking bike to build skills on.
PurposeDesigned as a lightweight sport-styled commuter and learner bike rather than an outright performance machine.
Rider FitIts low weight and low seat height make it very approachable for shorter or less experienced riders.
CharacterA nimble, sharp-handling small sportbike that rewards revving the little single and flicking it through corners rather than relying on outright power.
Not Ideal ForNot suitable for riders wanting real highway speed, long-distance touring comfort, or off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2010 Yamaha YZF-R 125 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 818mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with balls of both feet on the 2010 Yamaha YZF-R 125, with a cramped knee angle of around 70 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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