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Yamaha BJ 50 - generations and specs | MOTOVULKAN

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BJ 50

Yamaha · Model— BJ 50

BJ 50

1 generation2003 - 2006·Scooter

Yamaha BJ 50 2003-2006

About generation BB-SA24J

2003-2006

Years: 2003 - 2006
Frame codes: BB-SA24J
Class: Scooter

Specifications

11 groups

General

3

Market: Japanese domestic (JDM)
Model code: BB-SA24J
Manufacturer: YAMAHA

Engine

19

Bore: 40 mm
Cooling: Air-cooled
Power: 6.3 hp
Power (kW): 4.6 kW
Fuel type: Regular (low-octane)
Power RPM: 7,000 rpm
Stroke: 39.2 mm
Torque: 6.6 Nm
Cylinders: 1
Torque RPM: 6,500 rpm
Engine code: A138E
Fuel system: Carburetor
Engine type: 2-stroke
Torque (kgf·m): 0.67 kgf·m
Lubrication: Separate oil injection (2T)
Cylinder layout: Single cylinder
Displacement: 49 cc
2-stroke intake: Crankcase reed valve
Compression ratio: 7.3

Transmission

5

Type: V-belt CVT
Clutch: Dry multi-plate centrifugal
Shift type: Automatic
Primary reduction: 3.692
Secondary reduction: 3.23

Chassis

17

Frame: Underbone
Rear tire: 90/90-10
Front tire: 90/90-10
Rear brake: Drum
Front brake: Drum
Rear rim width: 2.15
Rear tire type: Tubeless
Front rim width: 2.15
Front tire type: Tubeless
Rear suspension: Unit swing
Front suspension: Telescopic fork
Rear load index: 41
Front load index: 41
Rear speed rating: J
Front speed rating: J
Rear tire construction: Bias
Front tire construction: Bias

Dimensions

8

Trail: 67 mm
Width: 630 mm
Height: 1,005 mm
Length: 1,670 mm
Rake: 26.5 °
Wheelbase: 1,140 mm
Seat height: 725 mm
Ground clearance: 85 mm

Weight

3

Dry weight: 71 kg
Wet weight: 75 kg
Seats: 1

Capacities

2

Fuel tank: 4.6 l
2T oil tank: 1.4 l

Electrical

8

Battery: YTX4L-BS
Starter: Electric & kick
Ignition: CDI
Spark plug: BPR7HS
Spark plugs: 1
Battery capacity: 12V-3Ah
Taillight rating: 21W/5W
Headlight rating (high): 35W/30W

Instruments

2

Fuel gauge: Yes
Speedometer: Analog

Performance

5

Range: 266.8 km
Rear tire pressure: 1.75 kgf/cm²
Front tire pressure: 1.5 kgf/cm²
Measure standard: At 30 km/h
Fuel economy: 1.7 L/100km

Equipment

4

Carrier: Yes
Center stand: Yes
Helmet storage: Yes
Underseat storage: Yes

Current model lots at auction