Torquepedia
R125

R125

MSRP in EU [2024]: 5,990

Yamaha

Bore x stroke52.0 mm / 2.05 in × 58.7 mm / 2.31 in
CO2 emission47 g/km
CarburettorElectronic Fuel Injection
Caster Angle26º
Clutch TypeWet, Multiple Disc
Compression ratio11.2:1
Displacement125cc
Engine type4-stroke, Liquid-cooled, SOHC, 4-valves
Final transmissionChain
FrameSteel Deltabox
Front brakeHydraulic single disc, Ø292 mm / 11.50 in
Front suspension systemUpside-down telescopic fork, Ø41 mm / 1.61 in
Front travel130 mm / 5.12 in
Front tyre100/80-17 M/C
Fuel consumption2.1 L / 100 km / 0.55 gal / 62.1 miles
Fuel tank capacity11.0 L / 2.91 gal
Ignition systemTCI (digital)
Lubrication systemWet sump
Maximum Torque11.5 Nm / 8.5 lb-ft @ 8,000 rpm
Maximum power11.0 kW (15.0 PS) @ 10,000 rpm
Minimum ground clearance160 mm / 6.30 in
Oil tank capacity1.05 L / 0.28 gal
Overall height1,145 mm / 45.08 in
Overall length1,990 mm / 78.35 in
Overall width715 mm / 28.15 in
Rear Travel110 mm / 4.33 in
Rear brakeHydraulic single disc, Ø220 mm / 8.66 in
Rear suspension systemSwingarm, (Link type suspension)
Rear tyre140/70-17 M/C
Seat height820 mm / 32.28 in
Starter systemElectric
Trail95 mm / 3.74 in
Transmission systemConstant Mesh, 6-speed
Wet weight (including full oil and fuel tank)144 kg / 317.5 lb
Wheel base1,325 mm / 52.17 in

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2024 Yamaha R125 Specs & Review

The 2024 Yamaha R125 is a lightweight, track‑styled sportbike designed for riders who want sharp looks and precise control without the bulk. It blends a rev-happy single-cylinder with quality chassis hardware, making it ideal for commuting during the week and carving twisty roads on weekends. This Yamaha R125 review focuses on the details that matter to enthusiasts comparing entry-level sport machines.

Key Specs at a Glance

  • Engine type: 4-stroke, Liquid-cooled, SOHC, 4-valves
  • Displacement: 125cc
  • Maximum power: 11.0 kW (15.0 PS) @ 10,000 rpm
  • Maximum torque: 11.5 Nm / 8.5 lb-ft @ 8,000 rpm
  • Wet weight: 144 kg / 317.5 lb
  • Seat height: 820 mm / 32.28 in

Engine & Performance

On paper, the 2024 Yamaha R125 specs show a sophisticated 125cc single: a 4-stroke, liquid-cooled, SOHC, 4-valve unit with a 52.0 mm × 58.7 mm bore and stroke and a 11.2:1 compression ratio. The engine delivers 11.0 kW (15.0 PS) at 10,000 rpm and 11.5 Nm (8.5 lb-ft) at 8,000 rpm, which translates into lively, usable performance for city traffic and spirited backroad riding.

Electronic Fuel Injection and TCI (digital) ignition give precise throttle response and easy starts, while the constant mesh 6-speed transmission keeps the motor in its sweet spot. Around town, the torque peak at 8,000 rpm makes short work of gaps and roundabouts; out of town, the gearing encourages you to keep momentum flowing and enjoy the revs. Efficiency is a standout: claimed fuel consumption is 2.1 L/100 km, and CO2 emissions are 47 g/km. With an 11.0 L / 2.91 gal fuel tank, range between fill-ups is commuter-friendly.

The wet, multiple-disc clutch and wet sump lubrication are built for durability and smooth engagement, making repeated stop-start riding and quick-shift runs equally composed.

Handling, Comfort & Yamaha R125 Seat Height

The R125’s Steel Deltabox frame is the backbone of its poise. Geometry is sport-appropriate yet approachable, with a 26º caster angle and 95 mm / 3.74 in trail, and a compact 1,325 mm / 52.17 in wheelbase. Suspension is quality hardware for the class: an upside-down telescopic fork, Ø41 mm / 1.61 in, with 130 mm / 5.12 in of travel, and a swingarm with link-type rear suspension offering 110 mm / 4.33 in of travel. The result is confident front-end feel and predictable mid-corner feedback.

Yamaha R125 seat height is 820 mm / 32.28 in. Combined with the Yamaha R125 weight of 144 kg / 317.5 lb (wet), low-speed maneuvering is friendly and stable. Shorter riders will appreciate the narrow, sporty silhouette and balanced mass, while taller riders still get a natural, slightly canted-forward position appropriate for a sport machine. Ground clearance of 160 mm / 6.30 in helps with urban obstacles, and the 100/80-17 front and 140/70-17 rear tyres provide a planted contact patch without dulling steering response.

Equipment & Features

Braking is handled by a hydraulic single disc up front, Ø292 mm / 11.50 in, and a hydraulic single disc at the rear, Ø220 mm / 8.66 in. The setup complements the bike’s light footprint and sport geometry. The drivetrain is classic Yamaha sport hardware: constant mesh 6-speed transmission with chain final drive, and an electric starter for everyday convenience.

Additional chassis and efficiency details from the 2024 Yamaha R125 specs include:

  • Frame: Steel Deltabox
  • Fuel system: Electronic Fuel Injection
  • Ignition: TCI (digital)
  • Front tyre: 100/80-17 M/C
  • Rear tyre: 140/70-17 M/C

Who Is the 2024 Yamaha R125 For?

This bike suits new riders stepping into sport machines and experienced riders wanting a compact, high-efficiency commuter with genuine chassis feel. The approachable seat height, light wet weight, and predictable single-cylinder power make it an easy upgrade from a scooter or a smart second bike for city and weekend fun.

Torquepedia Verdict

The 2024 Yamaha R125 nails the fundamentals: a rev-friendly engine, slick 6-speed gearbox, and a Deltabox chassis supported by a Ø41 mm USD fork. It’s efficient (2.1 L/100 km), compact, and confidence-inspiring, with thoughtful geometry and well-judged suspension travel for real-world roads.

Its limitations are the natural trade-offs of the 125cc sport segment: you need to work the gearbox to keep pace on faster routes, and the 820 mm seat height may feel tall for some shorter riders. But if you value precision, economy, and a genuine sport feel in a lightweight package, the R125 is a top contender.

FAQ

  • Is the 2024 Yamaha R125 good for beginners? Yes. With a wet weight of 144 kg / 317.5 lb, manageable power of 11.0 kW (15.0 PS) @ 10,000 rpm, and a friendly 6-speed gearbox, it’s a confidence-building entry into sportbikes.

  • What is the seat height of the 2024 Yamaha R125? The Yamaha R125 seat height is 820 mm / 32.28 in.

  • How heavy is the 2024 Yamaha R125? The Yamaha R125 weight is 144 kg / 317.5 lb (wet, including full oil and fuel).

  • What are the power and torque figures? Maximum power is 11.0 kW (15.0 PS) @ 10,000 rpm, and maximum torque is 11.5 Nm / 8.5 lb-ft @ 8,000 rpm.

  • What is the fuel consumption and tank size? Claimed fuel consumption is 2.1 L/100 km, and the fuel tank capacity is 11.0 L / 2.91 gal.