Yamaha R25 - 2025 Specifications and Reviews

The 2025 Yamaha R25 is a lightweight sport bike designed for entry-level riders and commuters seeking an accessible, agile motorcycle. Its compact 250cc liquid-cooled twin engine delivers nimble performance with responsive handling, making it ideal for urban riding and developing fundamental sportbike skills. Known for its reliability and efficient fuel economy, the R25 balances sporty styling with practical everyday usability.

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General information

Color OptionsRacing Blue, Metallic Black
CategorySport
ModelYamaha R25

Engine and Transmission Specifications

StartingElectric
ClutchWet, multiple-disc coil spring assist and slipper clutch
Final DriveChain (final drive)
Gearbox6-speed
Cooling SystemLiquid
IgnitionTCI
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
InductionInjection
Valves Per Cylinder4
Bore x Stroke60.0 x 44.1 mm (2.4 x 1.7 inches)
Compression Ratio11.6:1
Max Torque23.5 Nm (2.4 kgf-m or 17.3 ft.lbs) @ 10000 RPM
Engine TypeTwin, four-stroke
Capacity:249.6 ccm (15.23 cubic inches)

Physical measures and capacities

Fuel Capacity14.00 litres (3.70 US gallons)
Wheelbase1325 mm (52.2 inches)
Ground Clearance160 mm (6.3 inches)
Overall Width755 mm (29.7 inches)
Overall Length2090 mm (82.3 inches)
Overall Height1075 mm (42.3 inches)
Seat Height780 mm (30.7 inches) If adjustable, lowest setting.
Wet Weight166.0 kg (366.0 pounds)
 
 

Yamaha R25 dimensions and frame

WheelsAlloy rims, blue.
Rear BrakesSingle disc. Optional ABS
Brake Disc Diameter220 mm (8.7 inches)
Front BrakesSingle disc. Optional ABS
Rear Tyre140/70-17
Front Tyre110/70-17
Rear Wheel Travel114 mm (4.5 inches)
Rear SuspensionLinked-type Monocross
Front Wheel Travel130 mm (5.1 inches)
Front SuspensionUpside-down telescopic fork, 37 mm
Trail89 mm (3.5 inches)
FrameDiamond
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Update specsReport missing specs or required updates.
CommentsWindscreen. Traction control. Ride modes track and street. Sold in Asia.
Oil capacity2.10 litres (2.22 US quarts)
Rake (fork angle)25.0°
DrivelineConstant mesh
Lubrication systemWet sump
Output35.4 HP (25.8 kW)) @ 12000 RPM
Year of manufacture2025

Performance Profile & Rider Fit

35.5 hp
Peak Power
7.5s
0-60 mph

Best For

Track55%
City75%
Cornering80%
Daily Riding65%
Touring40%
Passenger40%

Rider Profile

Best ForWell suited to newer riders and those upgrading from smaller bikes who want a genuine sportbike feel without intimidating power.
PurposeBuilt for spirited commuting and weekend canyon carving rather than outright speed or long-distance touring.
Rider FitLight weight and a forward-leaning but not extreme riding position make it manageable for smaller or less experienced riders.
CharacterA revvy, high-strung parallel-twin sportbike that rewards riders who like to keep the engine spinning to access its performance.
Not Ideal ForNot the right choice for riders seeking big highway power, long-haul touring comfort, or any off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2025 Yamaha R25 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 780mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2025 Yamaha R25, with a cramped knee angle of around 70 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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