Naked Motorcycles
2015Yamaha MT-03
42 fields on record
The 2015 Yamaha MT-03 is a lightweight naked bike for newer riders and A2 licence holders. Its liquid-cooled 321cc engine makes 42 hp at 10,750 rpm and 29 Nm through a six-speed gearbox. A 780 mm seat, 168 kg wet weight and 14-litre tank make it easy and fun around town.
- Capacity
- 321.0 ccm
- Engine
- Parallel Twin, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 168.0 kg
- Seat height
- 780 mm
- Power
- 42.0 HP (30.7 kW) @ 10750 RPM
What’s new for the 2015 Yamaha MT-03
vs the 2014| Spec | 2014 | 2015 |
|---|---|---|
| Engine capacity | 660.0 ccm (40.28 cubic inches) | 321.0 ccm (19.59 cubic inches) |
| Power | 47.3 HP (34.8 kW) | 42.0 HP (30.7 kW) @ 10750 RPM |
| Torque | 56.2 Nm (5.7 kgf-m or 41.5 ft.lbs) @ 5730 RPM | 29.0 Nm (3.0 kgf-m or 21.4 ft.lbs) @ 9000 RPM |
| Dry weight | 175.0 kg (385.8 pounds) | not listed |
| Wet weight | 192.4 kg (424.2 pounds) | 168.0 kg (370.4 pounds) |
| Seat height | 805 mm (31.7 inches) | 780 mm (30.7 inches) |
| Fuel capacity | 15.00 litres (3.96 US gallons) | 14.00 litres (3.70 US gallons) |
| Gearbox | 5-speed | 6-speed |
| Rear suspension | Linked monoshock with spring preload adjustment | Swingarm |
| Wheelbase | 1420 mm (55.9 inches) | 1380 mm (54.3 inches) |
| Compression | 10.0:1 | 11.2:1 |
Other years
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Urban commuting and spirited backroad riding on a budget-friendly naked twin; a nimble, everyday A2-friendly street bike.
- Built for
- Friendly, playful and forgiving; the 321cc twin is smooth and eager without being intimidating, rewarding rider confidence.
- Not ideal for
- Not for highway tourers, two-up long-haul trips, or riders chasing big-bore horsepower and outright top speed.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 321.0 ccm
- Power
- 42.0 HP (30.7 kW) @ 10750 RPM
- Torque
- 29.0 Nm (3.0 kgf-m) @ 9000 RPM
- Engine type
- Parallel Twin, four-stroke
- Power/weight ratio
- 0.2500 HP/kg (wet)
- Compression
- 11.2:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- TCI
- Valves per cylinder
- 4
- Lubrication system
- Wet
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multiple disc
Performance
- 0-60 mph
- 5.00 seconds
- 0-100 km/h (0-62 mph)
- 5.40 seconds
Dimensions & weight
- Wheelbase
- 1380 mm
- Overall length
- 2090 mm
- Overall width
- 745 mm
- Overall height
- 1035 mm
- Seat height
- 780 mm
- Wet weight
- 168.0 kg
- Fuel capacity
- 14.00 litres
- Ground clearance
- 160 mm
- Oil capacity
- 2.40 litres
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Diamond, steel
- Front suspension
- Telescopic fork
- Rear suspension
- Swingarm
- Front wheel travel
- 130 mm
- Rear wheel travel
- 120 mm
- Rake (fork angle)
- 25.0°
- Trail
- 95 mm
Brakes & wheels
- Front brakes
- Double disc. Hydraulic
- Front brakes diameter
- 298 mm
- Rear brakes
- Single disc. Hydraulic
- Rear brakes diameter
- 220 mm
- Front tyre
- 120/70-17
- Rear tyre
- 160/60-17
Other
- Color options
- Black, blue/white
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2004 | 2010 | 2015 | 2021 | 2026 |
|---|---|---|---|---|---|
| Capacity | 660 cc | 660 cc | 321 cc | 321 cc | 321 cc |
| Dry weight | 175 kg | 175 kg | — | 168 kg | — |
| Seat height | 805 mm | 805 mm | 780 mm | 780 mm | 780 mm |
| Fuel capacity | 15 L | 15 L | 14 L | 14 L | 14 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Yamaha MT-03?
The 2015 Yamaha MT-03 has a Capacity of 321.0 ccm (19.59 cubic inches).
What engine power does the Yamaha MT-03 have?
The 2015 Yamaha MT-03 has a Power of 42.0 HP (30.7 kW) @ 10750 RPM.
How many gears does the Yamaha MT-03 have?
The 2015 Yamaha MT-03 has a Gearbox of 6-speed.
What is the torque of the Yamaha MT-03?
The 2015 Yamaha MT-03 has a Torque of 29.0 Nm (3.0 kgf-m or 21.4 ft.lbs) @ 9000 RPM.
How much does the Yamaha MT-03 weigh?
The 2015 Yamaha MT-03 has a Wet weight of 168.0 kg (370.4 pounds).
Shop this bike
Affiliate linksWe may earn a commission from qualifying eBay or Amazon purchases made through these links. As an Amazon Associate I earn from qualifying purchases.
Please log in or register if you'd like to leave a comment.
Own one? Add it to My Garage and write an owner review with an Owner badge.