Key performance
41 ch
Power
321 cc
Displacement
170 kg
Weight
780 mm
Seat height
14.0 L
Fuel capacity
Compare the Yamaha R3 with: Choose a motorcycle →
Technical specifications
Changements 2015 → 2021
- Power
- — → 41.4 ch @ 10750 tr/min (30.2 kW)
- Torque
- — → 28.8 Nm @ 9000 tr/min
- Engine type
- Twin, four-stroke → In-line four, four-stroke
- Valves/cylinder
- 4 → —
- Fuel system
- Injection. Fuel Injection with YCC-T and YCC-I → Injection. Electronic injection
- Lubrication
- — → Wet sump
- Ignition
- TCI: Transistor Controlled Ignition → TCI
- Frame
- — → Diamond
- Gearbox
- 6-speed → —
- Front suspension
- 41mm KYB telescopic fork → Telescopic fork
- Rear suspension
- KYB single shock → Swingarm
- Rear wheel travel
- 124 mm (4.9 inches) → 125 mm (4.9 inches)
- Front brakes
- Single disc → Single disc. Hydraulic
- Rear brakes
- Single disc → Single disc. Hydraulic.
- Front tyre
- 110/70-M17 → 110/70-ZR17M/C
- Rear tyre
- 140/70-M17 → 140/70-ZR17/C
- Wheelbase
- 1379.00 mm → 1405.00 mm
- Ground clearance
- — → 160.00 mm
- Width
- 719.00 mm → 730.00 mm
- Height
- 1135.00 mm → 1140.00 mm
- Weight
- 166.90 kg → 170.00 kg
Engine
- Displacement
- 321 cc
- Power
- 41.4 ch @ 10750 tr/min (30.2 kW)
- Torque
- 28.8 Nm @ 9000 tr/min
- Engine type
- In-line four, four-stroke
- Cooling
- Liquid
- Compression ratio
- 11.2:1
- Bore × stroke
- 68.0 x 44.1 mm (2.7 x 1.7 inches)
- Fuel system
- Injection. Electronic injection
- Valve timing
- Double Overhead Cams/Twin Cam (DOHC)
- Lubrication
- Wet sump
- Ignition
- TCI
- Starter
- Electric
Chassis
- Frame
- Diamond
- Final drive
- Chain (final drive)
- Front suspension
- Telescopic fork
- Rear suspension
- Swingarm
- Front wheel travel
- 130 mm (5.1 inches)
- Rear wheel travel
- 125 mm (4.9 inches)
Brakes
- Front brakes
- Single disc. Hydraulic
- Rear brakes
- Single disc. Hydraulic.
- Front tyre
- 110/70-ZR17M/C
- Rear tyre
- 140/70-ZR17/C
Dimensions
- Seat height
- 780.00 mm
- Wheelbase
- 1405.00 mm
- Ground clearance
- 160.00 mm
- Length
- 2090.00 mm
- Width
- 730.00 mm
- Height
- 1140.00 mm
- Fuel capacity
- 14.00 L
- Weight
- 170.00 kg
Indicators & positioning
Weight-to-power ratio
0.24 ch/kg
Torque / weight
0.17 Nm/kg
Volumetric power
129.0 ch/L
In category Sport · 161-642cc displacement (1961 motorcycles compared)
Power 41 ch Top 40%
10 ch median 34 ch 124 ch
Weight 170 kg Lighter than 67%
138 kg median 186 kg 213 kg
P/W ratio 0.24 ch/kg Top 55%
0.11 median 0.25 0.66 ch/kg
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