1991 Yamaha XJ 400S Diversion technical specifications

Technical specifications

Model: XJ 400S Diversion
Years: 1991-
Engine: Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.
Capacity: 399 cc / 24.2 cu-in
Bore x Stroke: 55 х 47 mm
Cooling System: Air cooled
Compression Ratio: 10.7:1
Induction: 4x 30mm CV
Ignition: CDI
Starting: Electric
Max Power: 42 ps / 30.8 kW @ 10000 rpm
Max Torque: 3.5 kgf-m / 25.3 lb-ft @ 7000 rpm
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Dual shocks preload adjustable.
Front Brakes: Single discs 2 piston caliper
Rear Brakes: Single discs 2 piston caliper
Front Tyre: 110/70-17
Rear Tyre: 130/70-18
Dry Weight: 178 kg / 392 lbs
Fuel Capacity: 18 Litres / 4.7 US gal

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