Dimensions

Overall length

2,240 mm, C and U 2,210 mm

Overall width

795 mm, C and U 775 mm

Overall height

1,065 mm, C and U 1,120 mm

Wheelbase

1,550 mm

Road clearance

145 mm

Seat height

720 mm

Dry weight

195 kg, C and U 194 kg, Cal 195 kg

Curb weight:

Front

98 kg

Rear

113 kg, C and U 112 kg, Cal 113 kg

Fuel tank capacity

12.3 L

Performance

Climbing ability

30°

Braking distance

12.5 m from 50 km/h

Minimum turning radius

2.9 m, C and U 3 m

Engine

Type

4-stroke, DOHC, 4-cylinder

Cooling system

Liquid-cooled

Bore and stroke

55.0 x 52.4 mm

Displacement

497 mL

Compression ratio

11.0

Maximum horsepower

52.2 kW (71 PS) @ 11,500 r/min (rpm), U and C -,

Maximum torque

46.1 N-m (4.7 kg-m, 34.0 ft-lb) @ 10,000 r/min (rpm), U and C -,

Carburetion system

Carburetors, Keihin CVK30 x 4

Starting system

Electric starter

Ignition system

Battery and coil (transistorized)

Timing advance

Electronically advanced

Ignition timing

From 12.5° BTDC @ 1,050 r/min (rpm) to 40° BTDC @ 10,000 r/min (rpm)

Cal From 7.5° BTDC @ 1,250 r/min (rpm) to 35° BTDC @ 10,000 r/min (rpm)

Spark plug

Standard

NGK DR8ES, or ND X27ESR-U

U NGK D9EA, or ND X27ES-U

Option

NGK DR8ES-L, or ND X24ESR-U

U NGK D8EA, or ND X24ES-U

Cylinder numbering method

Left to right, 1-2-3-4

Firing order

1-2-4-3

Valve timing:

Inlet

Open

37° BTDC

Close

67° ABDC

Duration

284°

Exhaust

Open

72° BBDC

Close

32°ATDC

Duration

284°

Lubrication system

Forced lubircation (wet sump)

Engine oil:

Grade

SE or SF class

Viscosity

SAE 10W-40, 10W-50, 20W-40, or 20W-50

Capacity

3.0 L

Drive train

Primary reduction system:

Type

Chain

Reduction ratio

2.641 (27/23 x 63/28)

Clutch type

Wet multi disc

Transmission:

Type

6-speed, constant mesh, return shift

Gear ratios

1st

2.571 (36/14)

2nd

1.777 (32/18)

3rd

1.380 (29/21)

4th

1.125 (27/24)

5th

0.961 (25/26)

6th

0.851 (23/27)

Final drive system:

Type

Shaft drive

Reduction ratio

2.690 (16/22 x 37/10)

Overall drive ratio

6.054 @ Top gear

Final gear case oil:

Type

API GL-5 Hypoid gear oil

SAE 90 (above 5° C)

SAE 80 (below 5° C)

Capacity

190 mL

Frame:

Type

Tubular, double cradle

Caster (rake angle)

29.5°, U and C 29°

Trail

107 mm, U and C 105 mm

Front tire:

Type

Tubeless

Size

100/90-18 56H

Rear tire:

Type

Tubeless

Size

150/80-15 70H

Front suspension:

Type

Telescopic fork (pneumatic)

Wheel travel

145 mm

Rear suspension:

Type

Swing arm

Wheel travel

108 mm

Brake type:

Front

Single disc

Rear

Drum

Electrical Equipment

Battery

12 V 12 Ah

Headlight:

Type

Semi-sealed beam

Bulb

12 V 60/55 W (quartz-halogen)

Tail/brake light

12 V 5/21 W x 2, C and U 12 V 8/27 W x 2

Alternator:

Type

Three-phase AC

Rater output

20 A @ 10,000 r/min (rpm), 14 V

Voltage regulator:

Type

Short-curcuit

Specifications are subject to change without notice, and may not apply to every country

C: Canadian model, Cal: California model, U: US model, W: Swiss model