Honda · Model— BROS PRODUCT ONE
BROS PRODUCT ONE
1 generation1988 - 1990Naked
About generation RC31
1988-1990
- Years
- 1988 - 1990
- Frame codes
- RC31
- Class
- Naked
Specifications
11 groupsGeneral
3- Market
- Japanese domestic (JDM)
- Model code
- RC31
- Manufacturer
- HONDA
Engine
20- Bore
- 79 mm
- Cooling
- Liquid-cooled
- Power
- 55 hp
- Fuel type
- Regular (low-octane)
- Power RPM
- 7,500 rpm
- Stroke
- 66 mm
- Cylinders
- 2
- Torque RPM
- 6,500 rpm
- Engine code
- RC31E
- Fuel system
- Carburetor
- Engine type
- 4-stroke
- Torque (kgf·m)
- 5.7 kgf·m
- Valvetrain
- SOHC
- Lubrication
- Wet sump
- Bank angle
- 52 °
- Cylinder layout
- V-type
- Displacement
- 647 cc
- Fuel system model
- VDK0
- Compression ratio
- 9.4
- Valves per cylinder
- 3
Transmission
12- Type
- Return shift
- Gears
- 5
- Clutch
- Wet multi-plate
- Chain size
- 525
- Shift type
- Foot shift
- Chain links
- 112
- Final drive
- Chain
- Gear ratios
- 2.571 / 1.882 / 1.5 / 1.24 / 1.074
- Rear sprocket
- 43
- Front sprocket
- 16
- Primary reduction
- 1.763
- Secondary reduction
- 2.687
Chassis
22- Frame
- Diamond
- Rear tire
- 150/60R18
- Front tire
- 120/70R17
- Rear brake
- Hydraulic disc
- Front brake
- Hydraulic disc
- Rear rim shape
- MT
- Rear rim width
- 4.5
- Rear tire type
- Tubeless
- Front fork type
- Conventional
- Front rim shape
- MT
- Front rim width
- 3.5
- Front tire type
- Tubeless
- Rear shocks
- 1
- Rear suspension
- Swingarm
- Front suspension
- Telescopic fork
- Rear load index
- 67
- Brake fluid
- DOT 4
- Front load index
- 58
- Rear speed rating
- H
- Front speed rating
- H
- Rear tire construction
- Radial
- Front tire construction
- Radial
Dimensions
9- Trail
- 111 mm
- Width
- 720 mm
- Height
- 1,060 mm
- Length
- 2,080 mm
- Rake
- 27 °
- Wheelbase
- 1,430 mm
- Seat height
- 770 mm
- Ground clearance
- 150 mm
- Turning radius
- 2.8 m
Weight
3- Dry weight
- 165 kg
- Wet weight
- 181 kg
- Seats
- 2
Capacities
5- Fuel tank
- 12 l
- Reserve
- 2 l
- Engine oil (total)
- 2.8 l
- Engine oil (change)
- 2.2 l
- Engine oil (with filter)
- 2.3 l
Electrical
7- Battery
- YTX9-BS
- Starter
- Electric starter
- Ignition
- Transistorized (TCI)
- Headlight
- H4
- Spark plug
- DPR8EA-9
- Spark plugs
- 4
- Battery capacity
- 12V-8Ah
Instruments
2- Tachometer
- Yes
- Speedometer
- Analog
Performance
3- Range
- 438 km
- Measure standard
- At 60 km/h
- Fuel economy
- 2.7 L/100km
Equipment
1- Center stand
- Yes
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