Yamaha XJR400 (1990-94)

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The Yamaha XJR 400 is a four-stroke, air-cooled motorcycle with a 399cc capacity and capable of producing 53 horsepower at 11,000 rpm. The bike is fitted with BSR30~A4 carburetors for induction and CDI for ignition, which allows for an electric start. With a compression ratio of 10.7:1 and 4 valves per cylinder, the bike delivers maximum torque of 35 Nm at 9000 rpm. The transmission comes with six speeds along with a chain final drive. The front suspension features telescopic forks, while the dual shocks with adjustable preload provide support for the rear suspension. The bike is equipped with two front discs and a single rear disc for brakes. The XJR 400 comes with 110/70ZR-17M/C (54W) front tires and 50/70ZR-17M/C (69W) rear tires, with a rake of 26 degrees 00 and a trail of 99 mm / 3.9 in. The bike’s dimensions include a length of 2085 mm / 82.1 in, a width of 735 mm / 28.9 in, and a height of 1085 mm / 42.9 in. It has a wheelbase of 1435mm / 56.5 in, a seat height of 780 mm / 30.7 in, and a dry weight of 176 kg / 388.lbs. Additionally, the XJR 400 has a fuel capacity of 20 litres / 5.2 US gal.

Technical specifications:

Make Model: Yamaha XJR 400

Year: 1990 – 94


Engine: Air cooled, four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.
Capacity: 399 cc / 24.3 cu-in
Bore x Stroke: 55 42 mm
Compression Ratio: 10.7:1
Induction: BSR30~A4 carburetors
Ignition: CDI
Starting: Electric
Max Power: 53 hp / 38.7 kW @ 11000 rpm
Max Torque: 35 Nm / 25.8 lb-ft @ 9000 rpm
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Dual shocks preload adjustable.
Front Brakes: 2X discs
Rear Brakes: Single disc

Front Tyre: 110/70ZR-17M/C (54W)
Rear Tyre: 50/70ZR-17M/C (69W)
Rake: 26 degrees00
Trail: 99 mm / 3.9 in
Dimensions: Length 2085 mm / 82.1 in Width 735 mm / 28.9 in Height 1085 mm / 42.9 in
Wheelbase: 1435mm / 56.5 in
Seat Height: 780 mm / 30.7 in
Dry Weight: 176 kg / 388.lbs
Fuel Capacity: 20 Litres / 5.2 US gal

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