Suzuki JR50 User Manual

SPECIFICATIONS
DIMENSIONS AND DRY MASS
Overall length ..................................................1245 mm (49.0 in)
Overall width.................................................... 595 mm (23.4 in)
Overall height .................................................. 730 mm (28.7 in)
Wheelbase ...................................................... 860 mm (33.9 in)
Ground clearance............................................ 115 mm (4.5 in)
Dry mass ......................................................... 38 kg (84 lbs)
ENGINE
Type.................................................................Two-stroke, Air-cooled
Intake system ..................................................Piston valve
Number of cylinder ..........................................1
Bore Stroke .....................................................41.0 mm (1.614 in) × 37.8 mm (1.488 in)
Displacement...................................................49 cm
3
(3.0 cu. in)
Corrected compression ratio ...........................5.6 : 1
Carburetor .......................................................MIKUNI VM12, single
Air cleaner .......................................................Polyurethane foam element
Starter system .................................................Kick
Lubrication system ..........................................SUZUKI CCI
TRANSMISSION
Clutch ..............................................................Wet multi-plate, Automatic, Centrifugal type
Gearshift pattern .............................................1-down, 1-up
Transmission ...................................................Single-speed constant mesh
Primary reduction ratio ....................................2.650 (53/20)
Final reduction ratio.........................................2.153 (28/13)
Gear ratio ........................................................2.230 (29/13)
Drive chain ......................................................DID 420, 78 links
CHASSIS
Front suspension.............................................Telescopic, coil spring
Rear suspension .............................................Swingarm, coil spring
Steering angle .................................................45° (right & left)
Caster..............................................................25° 00’
Trail..................................................................37 mm (1.46 in)
Turning radius..................................................1.3 m (4.3 ft)
Front brake ......................................................Drum brake
Rear brake.......................................................Drum brake
Front tire size...................................................2.50-10 2PR
Rear tire size ...................................................2.50-10 2PR
ELECTRICAL
Ignition type .....................................................Electronic ignition (CDI)
Spark plug .......................................................NGK BPR4HS or DENSO W14FPR-UL
CAPACITIES
Fuel tank.......................................................... 2.0 L (0.5 US gal)
Engine oil tank................................................. 0.3 L (0.3 US qt)
Transmission oil...............................................450 ml (0.5 US qt)
JR50_03A.book Page 1 Tuesday, April 12, 2005 5:06 PM

Suzuki JR50 Specifications

General

Brand	Suzuki
Model	JR50
Category	Motorcycle
Language	English