What category is the 2018 Yamaha SR400?

The 2018 Yamaha SR400 has a Category of Allround.

What type of engine does the 2018 Yamaha SR400 have?

The 2018 Yamaha SR400 has a Engine type of Single cylinder, four-stroke.

What is the engine power of the 2018 Yamaha SR400?

The 2018 Yamaha SR400 has a Power of 22.93 HP (16.7 kW) @ 6500 RPM.

What is the torque of the 2018 Yamaha SR400?

The 2018 Yamaha SR400 has a Torque of 27.40 Nm (2.8 kgf-m or 20.2 ft.lbs) @ 3000 RPM.

Is the 2018 Yamaha SR400 air cooled or liquid cooled?

The 2018 Yamaha SR400 has a Cooling system of Air.

How many gears does the 2018 Yamaha SR400 have?

The 2018 Yamaha SR400 has a Gearbox of 5-speed.

What is the fuel consumption of the 2018 Yamaha SR400?

The 2018 Yamaha SR400 has a Fuel consumption of 3.56 litres/100 km (28.1 km/l or 66.07 mpg).

How much does the 2018 Yamaha SR400 weigh?

The 2018 Yamaha SR400 has a Weight incl. oil, gas, etc of 174.2 kg (384.0 pounds).

What is the seat height of the 2018 Yamaha SR400?

The 2018 Yamaha SR400 has a Seat height of 785 mm (30.9 inches) If adjustable, lowest setting..

Yamaha SR400 - 2018 Specifications and Reviews

Name: 2018 Yamaha SR400
Brand: Yamaha

The 2018 Yamaha SR400 is a lightweight, air-cooled retro cruiser ideal for riders seeking classic styling and simplicity. Known for its iconic design, kick-start ignition, and nimble handling, it appeals to enthusiasts who value vintage aesthetics and manageable proportions over modern performance features.

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2018

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General information
Category	Allround
Year	2018
Model	Yamaha SR400

Engine and Transmission Specifications
Greenhouse gases	82.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption	3.56 litres/100 km (28.1 km/l or 66.07 mpg)
Clutch	Wet, Multiple Disc
Transmission type,final drive	Chain
Gearbox	5-speed
Cooling system	Air
Lubrication system	Wet-sump
Ignition	TCI: Transistor Controlled Ignition
Fuel control	Single Overhead Cams (SOHC)
Fuel system	Injection
Valves per cylinder	2
Bore x Stroke	87.0 x 62.7 mm (3.4 x 2.5 inches)
Compression	8.5:1
Torque	27.40 Nm (2.8 kgf-m or 20.2 ft.lbs) @ 3000 RPM
Power	22.93 HP (16.7 kW) @ 6500 RPM
Engine type	Single cylinder, four-stroke
Brakes, suspension, Frame and wheels
Wheels	Wire spoked
Rear brakes diameter	150 mm (5.9 inches)
Rear brakes	Expanding brake (drum brake)
Front brakes diameter	298 mm (11.7 inches)
Front brakes	Single disc. Hydraulic.
Rear tyre	110/90-18
Front tyre	90/100-18
Rear wheel travel	104 mm (4.1 inches)
Rear Suspension	SwDual shock swingarm
Front wheel travel	150 mm (5.9 inches)
Front Suspension	Telescopic
Trail	112 mm (4.4 inches)
Rake (fork angle)	27.7°
Frame type	Steel Double Cradle
Physical measures and capacities
Oil capacity	2.40 litres (0.16 quarts)
Fuel capacity	12.11 litres (3.20 gallons)
Wheelbase	1,410 mm (55.5 inches)
Overall width	749 mm (29.5 inches)
Overall length	2,085 mm (82.1 inches)
Overall height	1,095 mm (43.1 inches)
Seat height	785 mm (30.9 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc	174.2 kg (384.0 pounds)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Factory warranty	1 Year Limited Factory Warranty
Starter	Kick
Color options	Galaxy Blue

Performance Profile & Rider Fit

22.9 hp

Peak Power

9.5s

0-60 mph

Best For

Track10%

City75%

Cornering50%

Daily Riding55%

Touring25%

Passenger30%

Rider Profile

Best For	A friendly, low-intimidation single that suits newer riders or experienced riders wanting a simple, analog machine.
Purpose	Built for classic-styled city riding, short jaunts, and enjoying the mechanical simplicity of a kick-start single rather than for outright performance.
Rider Fit	Light weight and a moderate seat height make it easy for shorter or less physically strong riders to manage at low speed and in traffic.
Character	A charming, old-school retro roadster that rewards relaxed, unhurried riding with plenty of mechanical character.
Not Ideal For	Not suited for highway touring, two-up long distances, or riders wanting strong acceleration and modern performance.

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

Rider Fit Visualizer

2018 Yamaha SR400 Rider Ergonomics Assessment

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Feet:

At 785mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2018 Yamaha SR400, with a relaxed knee angle of around 120 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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Rider Reviews

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MotorcycleDB Review

The 2018 Yamaha SR400 is a classic and reliable motorcycle with a retro design that harkens back to the glory days of biking. With a 399cc air-cooled single-cylinder engine, this bike packs a punch while delivering a smooth and enjoyable riding experience. The vintage styling of the SR400 is complemented by its modern features such as fuel injection and electric start, making it an ideal choice for riders who appreciate both aesthetics and functionality. Overall, the 2018 Yamaha SR400 is a timeless and versatile motorcycle that offers a great combination of power, performance, and style. Whether you're a seasoned rider or a beginner, this bike is sure to impress with its classic design and modern features. With its reliable engine and comfortable ride, the SR400 is perfect for cruising around town or hitting the open road. If you're in the market for a dependable and stylish motorcycle, the 2018 Yamaha SR400 should definitely be at the top of your list.