Ducati 400SS Junior (1989-90)

Make Model: Ducati 400SS Junior


Year: 1989 – 90
Engine: Four stroke, 90 degrees L twin cylinder, SOHC, desmodromic 2 valve per cylinder.
Capacity: 398 cc / 24.3 cu in
Bore x Stroke: 70.5 x 51 mm
Compression Ratio: 10.0:1
Cooling System: Air cooled
Induction: Mikuni CVK-V36 carburetor
Spark Plugs: NGK BP7HS
Ignition: Kokusan electronic
Battery: 12V 16Ah
Starting: Electric
Max Power: 30.9 kW / 42 hp @ 10000 rpm
Max Torque: 35.2 Nm / 3.6 kgf-m / 26 ft-lb @ 8500 rpm
Transmission: 6 Speed
Primary Drive Ratio: 2.264:1 (34/77)
Gear Ratios: 1 st 3.071 / 2nd 2.111 ./ 3rd 1.590 / 4th 1.280 / 5th 1.074 / 6th 0.931:1
Final Drive Ratio: 3.142:1 (14/44)
Final Drive: Chain
Front Suspension: 41mm Marzocchi inverted telescopic fork, M1BB
Rear Suspension: Cantilever swingarm, Marzocchi PBS1R monoshock, preload and rebound damping
Front Brakes: 2 x 280 mm Discs

Rear Brakes: Single 260 mm disc
Front Tyre: 130/60 VR16
Rear Tyre: 160/60 VR16
Dimensions: Length: 2000 mm / 78.7 in Width: 670 mm / 26.4 in Height: 1160 mm / 45.7 in
Wheelbase: 1450 mm / 57.1 in
Seat Height: 750 mm / 29.5 in
Dry Weight: 174 kg / 384 lbs
Fuel Capacity: 17 L / 4.5 US gal / 3.7 Imp gal


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