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Sportbikes

2017Yamaha YZF-R125

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The 2017 Yamaha YZF-R125 is an entry-level sportbike designed for new and younger riders seeking an accessible introduction to sport riding. Known for its lightweight handling, responsive performance, and aggressive styling that mirrors larger YZF models, it combines practical fuel efficiency with genuine sportbike character. Optional ABS braking and an accessible 818mm seat height make it approachable for inexperienced riders.

Capacity
124.7 ccm
Engine
Single, four-stroke
Gearbox
6-speed
Dry weight
126.5 kg
Seat height
818 mm
Power
15.0 HP (10.9 kW) @ 9000 RPM
⇄ Compare with another bike + Add to garage All model years

What’s new for the 2017 Yamaha YZF-R125

vs the 2016
Spec20162017
Front suspension Telescopic forks Upside-down telescopic fork, Ø 41 mm
Other years 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 90Agility 83Comfort 30Off-road 5Touring 20Road manners 88
Off-road & trail5%
Cornering95%
City riding25%
Daily riding25%
Touring20%
Two-up15%
Track98%
Best for
Built primarily for track riding and high-performance sport road use, with race-derived electronics and chassis geometry prioritizing outright speed and cornering precision.
Built for
A razor-sharp, race-bred superbike that rewards commitment and skill with explosive acceleration, crossplane-crank character, and pinpoint cornering ability.
Not ideal for
Not suitable for beginners, commuters seeking comfort, or riders wanting a relaxed upright touring or passenger-friendly experience.

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 818mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2017 Yamaha YZF-R125, with a cramped knee angle of around 70 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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Range and running costs

Worked out in your browser - nothing is sent to us

Based on the maker's published fuel consumption and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.

Full specifications

Engine
Capacity
124.7 ccm
Power
15.0 HP (10.9 kW) @ 9000 RPM
CO2 Emissions
49 CO2 g/km
Torque
12.2 Nm (1.2 kgf-m) @ 8000 RPM
Engine type
Single, four-stroke
Fuel consumption
2.10 litres/100 km (47.6 km/l)
Power/weight ratio
0.1186 HP/kg (dry)
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
2015 mm
Overall width
660 mm
Overall height
970 mm
Seat height
818 mm
Dry weight
126.5 kg
Wet weight
140.0 kg
Fuel capacity
11.50 litres
Ground clearance
155 mm
Oil capacity
1.20 litres
Chassis & suspension
Frame
Steel deltabox
Front suspension
Upside-down telescopic fork, Ø 41 mm
Rear suspension
Linked monoshock with spring preload adjustment
Front wheel travel
130 mm
Rear wheel travel
114 mm
Rake (fork angle)
25.0°
Trail
89 mm
Brakes & wheels
Front brakes
Single disc. Optional ABS. Radial caliper with floating disc.
Front brakes diameter
292 mm
Rear brakes
Single disc. Optional ABS
Rear brakes diameter
230 mm
ABS
Optional
Front tyre
100/80-17
Rear tyre
130/70-17
Other
Color options
Tech Black, Race Blu, Radical Red
Comments
ABS brakes adds 2 kg.

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 20082013201720222026
Capacity 125 cc 125 cc 125 cc 125 cc 125 cc
Dry weight 127 kg 127 kg 127 kg 127 kg 127 kg
Seat height 818 mm 818 mm 818 mm 825 mm 820 mm
Fuel capacity 13.8 L 13.8 L 11.5 L 11.5 L 11 L

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

Rider Reviews

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MotorcycleDB

The 2017 Yamaha YZF-R125 is a top-of-the-line sport motorcycle that offers great performance and sleek design. The 125cc liquid-cooled engine delivers smooth power and excellent acceleration, making it perfect for both city commuting and weekend rides. With its lightweight and agile handling, the YZF-R125 is a joy to ride, offering great confidence and control in all situations. The bike also features a stylish and aerodynamic bodywork, giving it a modern and aggressive look that is sure to turn heads on the road. Overall, the 2017 Yamaha YZF-R125 is a fantastic choice for riders looking for a stylish and high-performing sport motorcycle.

In conclusion, the 2017 Yamaha YZF-R125 is a fantastic sport motorcycle that offers great performance, style, and handling. Whether you're a seasoned rider or new to the sport, the YZF-R125 delivers an exhilarating riding experience. With its powerful and efficient engine, agile handling, and modern design, this motorcycle is a great choice for anyone looking for a top-of-the-line sport bike. If you're in the market for a reliable and stylish motorcycle, the 2017 Yamaha YZF-R125 is definitely worth considering.

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Common questions

What is the engine size of the Yamaha YZF-R125?

The 2017 Yamaha YZF-R125 has a Capacity of 124.7 ccm (7.61 cubic inches).

What engine power does the Yamaha YZF-R125 have?

The 2017 Yamaha YZF-R125 has a Power of 15.0 HP (10.9 kW) @ 9000 RPM.

How many gears does the Yamaha YZF-R125 have?

The 2017 Yamaha YZF-R125 has a Gearbox of 6-speed.

What is the torque of the Yamaha YZF-R125?

The 2017 Yamaha YZF-R125 has a Torque of 12.2 Nm (1.2 kgf-m or 9.0 ft.lbs) @ 8000 RPM.

How much does the Yamaha YZF-R125 weigh?

The 2017 Yamaha YZF-R125 has a Dry weight of 126.5 kg (278.9 pounds).

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