2023 Yamaha R3 Specifications

Sport • Specs last verified 13 July 2026

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2023 Yamaha R3 Overview

For 2023, Yamaha offers the R3 as a sport motorcycle with 321 cc on tap. The 2023 Yamaha R3 is built around an In-line four, four-stroke engine running Double Overhead Cams/Twin Cam (DOHC) valve actuation, a compression ratio of 11.2:1. Internally, bore and stroke are 68 x 44.1 mm. Out on the road, the R3 delivers 29.5 Nm @ 9000 Revolutions of torque. In everyday use, the 2023 R3 tips the scales at 169 kg, carries a 14-litre fuel tank, offers a seat height of 780 mm and spans a 1380 mm wheelbase. That's roughly 33.7 kg lighter than the average sport motorcycle in our database. Every technical detail, from suspension travel to tyre sizes, is covered in the full 2023 Yamaha R3 spec sheet below.

2023 R3 - Pros & Cons

Strengths

  • Fuel injection: No choke, no jetting, no altitude compensation to think about - fuel injection just works across a wider range of conditions than carburetion.

Considerations

  • Chain final drive upkeep: A chain drivetrain is the most common setup in its class, but it's also the one that demands the most regular hands-on maintenance.

Wear Points & Servicing Notes

Fuelling & injector care

Fuelling on the R3 comes from fuel injection. Cold starts and throttle response stay consistent across altitude and temperature, the main practical edge over a carbureted equivalent.

Valve clearance checks

Valve clearances on Double Overhead Cams/Twin Cam (DOHC)-equipped engines like the R3's drift slowly with mileage rather than failing suddenly - sticking to the service interval keeps it a non-issue.

Brake disc and pad wear

Single disc. Hydraulic. ABS. up front provides the primary stopping power; inspect disc thickness and pad wear at each tyre change to catch scoring before it becomes a rotor replacement.

Suspension condition on used examples

Suspension duties are handled by 37mm KYB inverted front forks up front and Swingarm at the rear. Weeping fork seals aren't a dealbreaker on a used bike, but they're a fair basis for negotiating price.

Final drive maintenance

Chain final drive on the R3 means routine lubing and tension checks are part of ownership - skip them and sprocket wear accelerates noticeably.

Frame & chassis check

The Diamond chassis holds up well with normal use; on a used bike it's still worth checking the head-stock and swingarm pivot area for impact damage or corrosion.

R3 - Buying & Maintenance Guide

What to check before buying

A pre-purchase check on the 2023 Yamaha R3 should cover the same ground every time: service history, chain and sprocket condition, and any oil seepage around the casings. Start it from cold if you can - a well-kept R3 settles to a smooth idle within seconds.

Oil and filter changes

Oil changes are the cheapest insurance you can buy for a R3's engine - keep to the manufacturer's interval rather than stretching it. The sump holds 2.50 litres, so budget for that volume of quality motorcycle-specific engine oil. Use the viscosity grade the manual specifies, not whatever's on sale.

Fuel system care

Injector systems like the R3's hold up well with basic care - decent fuel, an occasional cleaner additive, and draining old fuel before any layup longer than three months.

Valve clearance service

There's no reliable seat-of-the-pants way to tell if a R3's valve clearances are in spec - a light top-end tick is the only real warning sign, and by then some wear has already happened. Service records are the only proof.

2023 Yamaha R3 - Frequently Asked Questions

What engine does the 2023 Yamaha R3 have?
The 2023 Yamaha R3 uses an In-line four, four-stroke engine with 321 cc of displacement.
How much does the 2023 Yamaha R3 weigh?
The 2023 Yamaha R3 weighs 169 kg. This is the manufacturer's wet figure.
How much power does the 2023 Yamaha R3 make?
The 2023 Yamaha R3 produces 29.5 Nm @ 9000 Revolutions of torque.
What is the fuel tank capacity of the 2023 Yamaha R3?
The 2023 Yamaha R3 has a 14-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 233-280 km between stops.
Is the 2023 Yamaha R3 suitable for shorter riders?
The 2023 Yamaha R3 has a seat height of 780 mm. This is a moderate seat height that suits a wide range of rider heights.
What brakes does the 2023 Yamaha R3 have?
The 2023 Yamaha R3 uses Single disc. Hydraulic. ABS. at the front and Single disc. Hydraulic. ABS. at the rear.
What tyre sizes does the 2023 Yamaha R3 use?
The front tyre size on the 2023 Yamaha R3 is 110/70-R17.
How much oil does the 2023 Yamaha R3 take?
The 2023 Yamaha R3 takes 2.50 litres of engine oil at a full oil and filter change. Always verify against the dipstick or sight glass after filling.

Yamaha R3 Spec Evolution

The Yamaha R3 was produced across 3 model years (2021-2023). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.

Specification 2021 2022 2023
Wet Weight 170.0 kg / 374.8 lbs 169.0 kg / 372.6 lbs 169.0 kg / 372.6 lbs
CO2 88.2 CO2 g/km. (CO2 - Carbon dioxide emission) 88.2 CO2 g/km. (CO2 - Carbon dioxide emission) 95.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Oil Capacity (l) 2.40 litres 2.40 litres 2.50 litres
Oil Capacity (Quarts) 2.54 US quarts 2.54 US quarts 2.64 US quarts
Brakes - Front Single disc. Hydraulic Single disc. Hydraulic. ABS. Single disc. Hydraulic. ABS.
Wheelbase 1405 mm / 55.3 in. 1380 mm / 54.3 in. 1380 mm / 54.3 in.
Brakes - Rear Single disc. Hydraulic. Single disc. Hydraulic. ABS. Single disc. Hydraulic. ABS.
Suspension - Front Telescopic fork 37mm KYB inverted front forks 37mm KYB inverted front forks

Key Specifications

Engine

In-line four, four-stroke

Power

Not published by manufacturer

Torque

29.5 Nm (3.0 kgf-m or 21.8 ft.lbs) @ 9000 Revolutions

Top Speed

Not published by manufacturer

Weight

169.0 kg / 372.6 lbs

Fuel Capacity

14.00 litres / 3.70 US gallons

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Full 2023 Yamaha R3 Specifications

Comments Balanced 50/50 weight distribution.
Colours Icon Blue, Yamaha Black
Ground Clearance (mm) 160 mm
Ground Clearance (in.) 6.3 inches
Seat Height 780 mm / 30.7 in.
Wheelbase 1380 mm / 54.3 in.
Height 1140 mm / 44.9 in.
Length 2090 mm / 82.3 in.
Width 730 mm / 28.7 in.
Oil Capacity (Quarts) 2.64 US quarts
Oil Capacity (l) 2.50 litres
Fuel Capacity 14.00 litres / 3.70 US gallons
Wet Weight 169.0 kg / 372.6 lbs
Max Torque 29.5 Nm (3.0 kgf-m or 21.8 ft.lbs) @ 9000 Revolutions
Fuel Control Double Overhead Cams/Twin Cam (DOHC)
Engine Type In-line four, four-stroke
Displacement (ci) 19.59 cubic inches
Displacement (cc) 321.0 cc
CO2 95.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Bore x Stroke (mm) 68.0 x 44.1 mm
Bore x Stroke (in,) 2.7 x 1.7 inches
Fuel System Injection
Compression Ratio 11.2:1
Emissions Euro 5
Engine Lubrication Wet sump
Fuel Consumption 4.10 litres/100 km (24.4 km/l or 57.37 mpg)
Ignition TCI
Starter Electric
Valve System 2
Clutch Wet multi-plate
Final Drive Chain   (final drive)
Gearbox 6-speed
Primary Drive Constant mesh
Frame Type Diamond
Suspension - Front 37mm KYB inverted front forks
Suspension - Rear Swingarm
Rake 25.0°
Trail 95 mm / 3.7 in.
Wheel Travel - Front 130 mm / 5.1 in.
Wheel Travel - Rear 125 mm / 4.9 in.
Instrumentation Digital multi-function instruments
Lighting system Dual LED headlight
Brakes - Front Single disc. Hydraulic. ABS.
Brakes - Rear Single disc. Hydraulic. ABS.
Tyres - Front 110/70-R17

Specifications are compiled from manufacturer documentation and cross-referenced technical sources, and corrected on an ongoing basis. Spot an error? Let us know.

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