Yamaha · Model— YZF-R125
YZF-R125
4 generations2009 - 2023Sport
About generation 8BJ-RE45J
2023
- Years
- 2023+
- Frame codes
- 8BJ-RE45J
- Class
- Sport
Specifications
11 groupsGeneral
3- Market
- Japanese domestic (JDM)
- Model code
- 8BJ-RE45J
- Manufacturer
- YAMAHA
Engine
20- Bore
- 52 mm
- Cooling
- Liquid-cooled
- Power
- 15 hp
- Power (kW)
- 11 kW
- Fuel type
- Regular (low-octane)
- Power RPM
- 10,000 rpm
- Stroke
- 58.7 mm
- Torque
- 12 Nm
- Cylinders
- 1
- Torque RPM
- 8,000 rpm
- Engine code
- E34LE
- Fuel system
- Fuel injection
- Engine type
- 4-stroke
- Torque (kgf·m)
- 1.2 kgf·m
- Valvetrain
- SOHC
- Lubrication
- Wet sump
- Cylinder layout
- Single cylinder
- Displacement
- 124.7 cc
- Compression ratio
- 11.2
- Valves per cylinder
- 4
Transmission
12- Type
- Return shift
- Gears
- 6
- Clutch
- Wet multi-plate
- Chain size
- 428
- Shift type
- Foot shift
- Chain links
- 130
- Final drive
- Chain
- Gear ratios
- 2.833 / 1.875 / 1.363 / 1.142 / 0.956 / 0.84
- Rear sprocket
- 52
- Front sprocket
- 14
- Primary reduction
- 3.041
- Secondary reduction
- 3.714
Chassis
18- Frame
- Diamond
- Rear tire
- 140/70-17
- Front tire
- 100/80-17
- Rear brake
- Hydraulic disc
- Front brake
- Hydraulic disc
- Rear tire type
- Tubeless
- Front fork type
- Inverted (USD)
- Front tire type
- Tubeless
- Rear shocks
- 1
- Rear suspension
- Swingarm
- Front suspension
- Telescopic fork
- Rear load index
- 66
- Brake fluid
- DOT 4
- Front load index
- 52
- Rear speed rating
- S
- Front speed rating
- P
- Rear tire construction
- Bias
- Front tire construction
- Bias
Dimensions
9- Trail
- 88 mm
- Width
- 725 mm
- Height
- 1,135 mm
- Length
- 2,030 mm
- Rake
- 25.5 °
- Wheelbase
- 1,325 mm
- Seat height
- 815 mm
- Ground clearance
- 170 mm
- Turning radius
- 2.8 m
Weight
2- Wet weight
- 141 kg
- Seats
- 2
Capacities
4- Fuel tank
- 11 l
- Engine oil (total)
- 1.05 l
- Engine oil (change)
- 0.85 l
- Engine oil (with filter)
- 0.95 l
Electrical
8- Battery
- YTZ6V
- Starter
- Electric starter
- Ignition
- Transistorized (TCI)
- Headlight
- LED
- Spark plug
- MR8E-9
- Taillight
- LED
- Spark plugs
- 1
- Battery capacity
- 12V-5.0Ah（10HR）
Instruments
6- Clock
- Yes
- Twin trip
- Yes
- Fuel gauge
- Yes
- Tachometer
- Yes
- Speedometer
- Digital
- Gear indicator
- Yes
Performance
7- Range
- 672.1 km
- Rear tire pressure
- 2.5 kgf/cm²
- Front tire pressure
- 2.25 kgf/cm²
- Measure standard
- At 60 km/h
- Measure standard (2)
- WMTC mode
- Fuel economy
- 1.6 L/100km
- Fuel economy (2)
- 2 L/100km
Equipment
5- ABS
- Yes
- Hazard lights
- Yes
- Slipper clutch
- Yes
- Variable valve timing
- Yes
- Traction control
- Yes