2021 Yamaha YZF-R3 Specs

motorcycle specs

These are the known mechanical and performance specifications for your 2021 Yamaha YZF-R3.

Basic Specs

Yamaha YZF-R3
ModelYamaha YZF-R3
CostUS$ 5299. MSRP depends on country, taxes, accessories, etc.


Displacement321.0 ccm (19.59 cubic inches)
TypeAll-aluminum DiASil cylinder
DetailsTwin, four-stroke
Bore/Stroke68.0 x 44.1 mm (2.7 x 1.7 inches)
FuelingInjection. Fuel Injection with YCC-T and YCC-I
IgnitionTCI: Transistor Controlled Ignition


Final Drive
ClutchWet multiplate
DrivelineConstant mesh


Horespower42.0 HP (30.7 kW) @ 10750 RPM
Torque29.6 Nm (3.0 kgf-m or 21.8 ft.lbs) @ 9000 RPM
Top Speed

Fuel Economy & Polution

Fuel Consumption4.20 litres/100 km (23.8 km/l or 56.00 mpg)
Fuel Capacity14.00 litres (3.70 US gallons)
Emissions97.4 CO2 g/km. (CO2 - Carbon dioxide emission)


Frame TypeDiamond, steel frame and swingarm
Rake25.0 deg
Trail94 mm (3.7 inches)
Front SuspensionInverted telescopic fork
Front Travel130 mm (5.1 inches)
Rear SuspensionMonocross single shock, adjustable preload
Rear Travel124 mm (4.9 inches)
Seat Height780 mm (30.7 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1140 mm (44.9 inches)
Total Length2090 mm (82.3 inches)
Total Width729 mm (28.7 inches)
Ground Clearance
Wheelbase1379 mm (54.3 inches)
Dry Weight
Wet Weight166.9 kg (368.0 pounds)

Wheels & Brakes

Front Tire/Tyre110/70-17
Rear Tire/Tyre140/70-17
Front BrakesSingle disc. Optional ABS.
Front Brake Diameter298 mm (11.7 inches)
Rear BrakesSingle disc. Optional ABS.
Rear Brake Diameter220 mm (8.7 inches)
Wheels10-spoke cast aluminum


It appears you're interested in specifications for the Yamaha YZF-R3. This Sport model is powered by a All-aluminum DiASil cylinder Twin, four-stroke engine with 321.0 ccm (19.59 cubic inches) of actual displacement before 11.2:1 compression. Fueling is metered via Injection. Fuel Injection with YCC-T and YCC-I allowing this machine to produce its 42.0 HP (30.7 kW) @ 10750 RPM horsepower and 29.6 Nm (3.0 kgf-m or 21.8 ft.lbs) @ 9000 RPM torque. According to our records engine heat of the Yamaha YZF-R3 is moderated by Liquid. You'll need to get familiar with the 6-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 110/70-17 and the rear is 140/70-17 . The entire package is supported by the frame, Diamond, steel frame and swingarm. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. Optional ABS. front brakes and Single disc. Optional ABS. rear brakes. The Yamaha YZF-R3 was launched in 2021, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.