R125
Manufactured to a best-in-class specification and featuring pure race-bred engine and chassis technology, the R125 is Yamaha’s ultimate lightweight Supersport. With new graphics as well as a next generation Icon Blue, Tech Black and 70th Anniversary colour schemes that strengthens its R-Series family DNA, this lightweight 125cc Supersport has a serious big-bike attitude.
ⓘ Professional pilot with advanced technique in a closed area.
Take a look
- Sporty design with the DNA of the R series
- Aerodynamic screen and double front optics
- A&S clutch for increased controllability
- Lightweight frame tuned to increase rigidity in the chassis
- Adjustable rear shock with links
- Fully adjustable 41mm inverted front forks
- Sporty, ergonomic riding position offers optimum agility
- Radial mount front brake calipers
- Lightweight 10-spoke wheels
- Optional quick-shift system for smooth upshifts
- state-of-the-art colors
- Pure R-series style
- 35kW A2 version is also available
Where the R World meets yours
Featuring race-developed Supersport geometry, the Deltabox chassis is equipped with state-of-the-art 41mm KYB upside-down front forks and link-type rear suspension for super-agile handling. The footrest/seat/handlebar layout gives a sporty riding position for optimum control – and smartphone-connected 5-inch TFT instruments keep you informed – and in touch. And equipped with a powerful central LED headlight and dual LED position lights and M-shaped nose, its aggressive new face oozes pure R-Series DNA.
For strong performance at all speeds the 125cc 4-stroke engine is equipped with Yamaha’s power-boosting Variable Valve Actuation (VVA) technology and exhaust updates – and the traction control system and assist & slipper clutch enhance controllability when you’re accelerating and decelerating. With a premium finish available in a choice of next generation Icon Blue and Tech Black with new graphics or the stunning 70th Anniversary red and white, R125 has everything you need to connect to R/World.
Technical specifications
| Engine type | 4-stroke, Liquid-cooled, SOHC, 4-valves |
| Displacement | 125cc |
| Bore x stroke | 52,0 mm x 58,7 mm |
| Compression ratio | 11.2 : 1 |
| Maximum power | 11.0kW (15.0PS) @ 10,000 rpm |
| Maximum torque | 11.5Nm (1.2kg-m) @ 8,000 rpm |
| Lubrication system | Wet sump |
| Clutch type | Wet, Multiple Disc |
| Ignition system | TCI (digital) |
| Starter system | Electric |
| Transmission system | Constant Mesh, 6-speed |
| Final transmission | Chain |
| Fuel consumption | 2.1 l/100km |
| CO2 emission | 47 g/km |
| Fuel system | Fuel Injection |
| Frame | Diamond |
| Caster angle | 26º |
| Trail | 95mm |
| Front suspension system | Upside-down telescopic fork, Ø41 mm |
| Rear suspension system | Swingarm, (Link type suspension) |
| Front travel | 130 mm |
| Rear travel | 110 mm |
| Front brake | Hydraulic single disc, Ø292 mm |
| Rear brake | Hydraulic single disc, Ø220 mm |
| Front tyre | 100/80-17 M/C |
| Rear tyre | 140/70-17 M/C |
| Overall length | 1,990 mm |
| Overall width | 715 mm |
| Overall height | 1,145 mm |
| Seat height | 820 mm |
| Wheel base | 1,325 mm |
| Minimum ground clearance | 160 mm |
| Wet weight (including full oil and fuel tank) | 141 kg |
| Fuel tank capacity | 11.0 litres |
| Oil tank capacity | 1.05 litres |