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Naked Motorcycles

2015Yamaha MT-125

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The 2015 Yamaha MT-125 is an accessible naked bike designed for new riders and commuters seeking a lightweight, agile machine. Its compact dimensions, low 810mm seat height, and nimble handling make it ideal for urban navigation and learning fundamental riding skills. Known for its reliability and fuel efficiency, the MT-125 delivers a practical platform for everyday riding without unnecessary complexity.

Capacity
124.7 ccm
Engine
Single, four-stroke
Gearbox
6-speed
Wet weight
138.0 kg
Seat height
810 mm
Power
14.8 HP (10.8 kW) @ 9000 RPM
⇄ Compare with another bike + Add to garage All model years
Other years 2015 2016 2017 2018 2019 2020 2021 2022 2023

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 17Agility 74Comfort 55Off-road 15Touring 25Road manners 70
Off-road & trail15%
Cornering68%
City riding90%
Daily riding80%
Touring25%
Two-up35%
Track20%
Best for
Built primarily for commuting and urban riding, with light-hearted weekend fun as a bonus rather than a main use case.
Built for
A friendly, nimble naked bike with sporty MT styling that feels eager and modern despite its modest single-cylinder output.
Not ideal for
Not suited for highway touring, carrying a passenger long distances, or riders wanting strong overtaking power at speed.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 810mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2015 Yamaha MT-125, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

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Full specifications

Engine
Capacity
124.7 ccm
Power
14.8 HP (10.8 kW) @ 9000 RPM
Torque
12.4 Nm (1.3 kgf-m) @ 6900 RPM
Engine type
Single, four-stroke
Power/weight ratio
0.1072 HP/kg (wet)
Bore x stroke
52.0 x 58.6 mm
Compression
11.2:1
Cooling system
Liquid
Fuel system
Injection
Starting
Electric
Ignition
TCI
Valves per cylinder
4
Lubrication system
Wet sump
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Wet, multiple-disc coil spring
Dimensions & weight
Wheelbase
1355 mm
Overall length
1955 mm
Overall width
740 mm
Overall height
1040 mm
Seat height
810 mm
Wet weight
138.0 kg
Fuel capacity
11.50 litres
Ground clearance
140 mm
Oil capacity
1.20 litres
Dry weight
Not on record - add it
Chassis & suspension
Frame
Steel Deltabox
Front suspension
Upside-down telescopic fork, 41 mm
Rear suspension
Linked monoshock with spring preload adjustment
Front wheel travel
137 mm
Rear wheel travel
130 mm
Rake (fork angle)
25.0°
Trail
89 mm
Brakes & wheels
Front brakes
Single disc. Hydraulic. ABS.
Front brakes diameter
292 mm
Rear brakes
Single disc. Hydraulic. ABS.
Rear brakes diameter
230 mm
ABS
Optional
Front tyre
100/80-M17
Rear tyre
130/70-M17
Other
Color options
Red, grey, blue

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 20152017201920212023
Capacity 125 cc 125 cc 125 cc 125 cc 125 cc
Seat height 810 mm 810 mm 810 mm 810 mm 810 mm
Fuel capacity 11.5 L 11.5 L 11.5 L 10 L 11 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the Yamaha MT-125?

The 2015 Yamaha MT-125 has a Capacity of 124.7 ccm (7.61 cubic inches).

What engine power does the Yamaha MT-125 have?

The 2015 Yamaha MT-125 has a Power of 14.8 HP (10.8 kW) @ 9000 RPM.

How many gears does the Yamaha MT-125 have?

The 2015 Yamaha MT-125 has a Gearbox of 6-speed.

What is the torque of the Yamaha MT-125?

The 2015 Yamaha MT-125 has a Torque of 12.4 Nm (1.3 kgf-m or 9.1 ft.lbs) @ 6900 RPM.

How much does the Yamaha MT-125 weigh?

The 2015 Yamaha MT-125 has a Wet weight of 138.0 kg (304.2 pounds).

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