Yamaha SR400 (2014-15)

The Yamaha SR400 motorcycle was produced in 2014-2015 with a four-stroke, single cylinder, SOHC engine and a fuel injection induction. Its 399cc capacity and 87 x 67.2mm bore x stroke produces a compression ratio of 8.5:1. The bike is air-cooled and has a dry sump lubrication system with a 2.4-liter oil capacity. The kick starter launches the engine into a maximum power of 27 hp at 7000 rpm and a maximum torque of 27.4 Nm at 6500 rpm. The transmission is a 5-speed with a wet, multiple disc clutch and a chain final drive. The steel double cradle frame has a telescopic fork front suspension with 150mm wheel travel and dual shock rear suspension with 111mm wheel travel. Braking is provided by a front single disc and rear drum brake system with a 3.50-19 front tire size and a 4.00-16 rear tire size. The Rake Caster Angle is 27o and the trail is 111mm. The bike dimensions are L2085mm x W750mm x H1090mm with a wheelbase of 1410mm and a seat height of 790mm. The wet weight of the bike is 174kg and has a fuel capacity of 12 liters.

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Technical specifications:

Make Model: Yamaha SR 400

Year: 2014 – 15

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 gal