Spec Sheet
The information below is specific to the Yamaha - 321 YZF-R3, showing anything for service information to the amount of fork oil or even the tyre pressures. If you would like to contribute any missing information, please use the edit link below.
Back.Bike Info
CC:
321
Service
Engine Oil quantity (litres):
2.4
Brakes
Front:
Disc
Rear:
Disc
Front Disc Size:
298 mm
Rear Disc Size:
220 mm
Dimensions
Fuel Capacity:
14 L
Ground Clearance:
160 mm
Height:
1135 mm
Length:
2090 mm
Seat Height:
780 mm
Wet Weight:
169 kg
Wheelbase:
1380 mm
Width:
720 mm
Engine
Type:
Liquid Cooled 4 Stroke DOHC Twin
Bore x Stroke:
68.0 x 44.1 mm
Compression Ratio:
11.2 : 1
Displacement:
321.0 cc
Lubrication System:
Wet sump
No. of Valves:
4
Starting:
Electric
Transmission
Transmission:
Constant mesh, 6 speed
Misc.
Frame:
Diamond
Fuel Control:
Fuel Injected TCI
Motorcycle Style:
Supersport
Power
Max Power Output:
30.9 Kw (10,750 rpm)
Max Torque:
29.6 Nm (9000 rpm)
Suspension
Front:
Telescopic fork
Front Travel:
130 mm
Rear:
Swingarm
Rear Travel:
125 mm
Tyres
Front:
110/70 - 17M/C 54H (Tubeless)
Rear:
140/70 - 17M/C 66H (Tubeless)
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All information presented on the website is given to the best of our knowledge at the given time. All information is intended to only as a guide. A major Japanese manufacturer's quote:
We reserve the right to vary our specification with or without notice, and as such time and in such manner as we think fit.