Yamaha SR400 (2018)

The Yamaha SR400 is a 2018 motorcycle equipped with a four-stroke, single-cylinder SOHC, 2-valve engine. It has a 399cc/24.3 cu-in capacity with a 5-speed transmission and chain final drive. The frame is made of steel double cradle and has a front telescopic fork suspension and a dual shock rear suspension. Front brakes consist of a single disc, while the rear brake is a drum. The SR400 has a maximum power of 27 hp/17.1 KW at 7000 RPM and a maximum torque of 27.4 Nm/6.3 kgf-m at 6500 RPM. The bike has a seat height of 790mm/30.9 inches, a ground clearance of 130mm/5.1 inches, and a wet weight of 174kg/384 lbs. The fuel capacity is 12 liters/3.2 US gallons, and the overall dimensions are 2085mm/82.1 inches in length, 750mm/29.5 inches in width, and 1090mm/43.1 inches in height. The rake caster angle is 27 degrees, and the trail is 111mm/4.4 inches. The front wheel travel is 150mm/5.9 inches, and the rear wheel travel is 111mm/4.3 inches. The bike utilizes fuel injection and has a TCI ignition. The bike’s lubrication system is a dry sump, and it has a kick-starting system.

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Technical specifications:

Make Model: Yamaha SR 400

Year: 2018

Engine: Four stroke, single cylinder, SOHC, 2 valves per cylinder.

Capacity: 399 cc / 24.3 cu-in

Bore x Stroke: 87 67.2 mm

Compression Ratio: 8.5:1

Cooling System: Air cooled

Oil Capacity: 2.4 Litres

Lubrication: Dry sump

Induction: Fuel injection

Ignition: TCI

Starting: Kick

Max Power: 27 hp / 17.1 KW @ 7000 rpm

Max Torque: 27.4 Nm / 6.3 kgf-m @ 6500 rpm

Clutch: Wet, Multiple Disc

Transmission: 5 Speed

Final Drive: Chain

Frame: Steel Double Cradle

Front Suspension: Telescopic fork

Front Wheel Travel: 150 mm / 5.9 in

Rear Suspension: Dual shocks

Front Wheel Travel: 111 mm / 4.3 in

Front Brakes: Single disc

Rear Brakes: Drum

Front Tyre: 3.50-19

Rear Tyre: 4.00-16

Rake Caster Angle: 27 o

Trail: 111 mm / 4.4 in

Dimensions: Length 2085 mm / 82.1 in Width 750 mm / 29.5 in Height 1090 mm / 43.1 in

Wheelbase: 1410 mm / 55.5 in

Seat Height: 790 mm / 30.9 in

Ground Clearance: 130 mm / 5.1 in

Wet Weight: 174 kg / 384 lbs

Fuel Capacity: 12 Litres / 3.2 US gal