Yamaha RT100M Owner's Manual page 58

Transmission
Primary reduction system
Primary reduction ratio
Secondary reduction system
Secondary reduction ratio
Transmission type
Operation
Gear ratio
1st
2nd
3rd
4th
5th
Chassis
Frame type
Caster angle
Trail
Tires
Front
Type
Size
Manufacturer/
model
Helical gear
3.895
Chain drive
3.429
Constant mesh 5-speed
Left foot operation
3.182
2.000
1.368
1.000
0.800
Double cradle
29û
103 mm
With tube
2.50-18 4PR
CHENG SHIN/KNOBBY
Rear
Type
Size
Manufacturer/
model
Air pressure (cold tire)
Off-road riding
Front
Rear
Wheels
Front
Type
Size
Rear
Type
Size
Brakes
Front
Type
Operation
Rear
Type
Operation
8-2
SPECIFICATIONS
With tube
3.00-16 4PR
CHENG SHIN/KNOBBY
2
125 kPa (1.25 kgf/cm , 1.25 bar)
2
125 kPa (1.25 kgf/cm , 1.25 bar)
Spoke
18 1.40
Spoke
16 1.60
Drum brake
Right hand operation
Drum brake
Right foot operation