Yamaha VINO YJ50RR User Manual

8-2
SPECIFICATIONS
8
Transmission
Primary reduction system Helical gear
Primary reduction ratio 3.692
Secondary reduction system Spur gear
Secondary reduction ratio 3.230
Transmission type V-belt automatic
Operation Centrifugal automatic type
Chassis
Frame type Steel tube underbone
Caster angle 25°
Trail 71 mm (2.8 in)
Tires
Front
Type Tubeless tire
Size 80/90-10 34J
Manufacturer/ IRC/MB38
model CHENG-SHIN/C-922
Rear
Type Tubeless tire
Size 80/90-10 34J
Manufacturer/ IRC/MB38
model CHENG-SHIN/C-922
Maximum load* 75 kg (165 lb)
Tire air pressure (measured on
cold tires)
Front
150 kPa (1.50 kgf/cm
2
, 22 psi)
Rear 175 kPa (1.75 kgf/cm
2
, 25 psi)
Wheels
Front
Type Panel wheel
Size 10 × 2.15
Rear
Type Panel wheel
Size 10 × 2.15
Brakes
Front
Type Drum brake
Operation Right hand
Rear
Type Drum brake
Operation Left hand
Suspension
Front Bottom link fork
Rear Unit swing
Spring/shock absorber
Front Coil spring/oil damper
Rear Coil spring/oil damper
5LY-9-13 (US) 4/23/02 4:16 PM Page 61

Yamaha VINO YJ50RR Specifications

General

Ignition	CDI
Front Suspension	Telescopic fork
Rear Suspension	Unit swing
Front Brake	Drum
Rear Brake	Drum
Bore x Stroke	40.0mm x 39.2mm
Starting System	Electric/kick
Transmission	Automatic
Final Drive	Belt
Front Tire	3.00-10
Rear Tire	3.00-10