Yamaha TT-R125(V) Owner's Service Manual page 76

Transmission:
Primary reduction system
Primary reduction ratio
Secondary reduction system
Secondary reduction ratio
Transmission type
Operation
Gear ratio:
Chassis:
Frame type
Caster angle
Trail
Tire:
Type
Size (front)
Size (rear)
Manufacturer (front and rear)
Tire pressure (front and rear)
Brake:
Front brake type
Operation
Rear brake type
Operation
Suspension:
Front suspension
Rear suspension
Shock absorber:
Front shock absorber
Rear shock absorber
Wheel travel:
Front wheel travel
Rear wheel travel
Electrical:
Ignition system
Generator system (TT-R125E)
Battery type (TT-R125E)
Battery voltage/capacity (TT-R125E)
Specific gravity (TT-R125E)
GENERAL SPECIFICATIONS
Gear
68/19 (3.579)
Chain drive
49/13 (3.769)
Constant mesh, 5-speed
Left foot operation
1st 37/14 (2.643)
2nd 32/18 (1.778)
3rd 25/19 (1.316)
4th 23/22 (1.045)
5th 21/24 (0.875)
Diamond
28.7˚
93 mm (3.66 in)
With tube
70/100-17 40M
90/100-14 49M
CHENG SHIN
100 kPa (1.00 kgf/cm
Drum brake
Right hand operation
Drum brake
Right foot operation
Telescopic fork
Swingarm (link type monocross suspension)
Coil spring/oil damper
Coil spring/gas, oil damper
180 mm (7.09 in)
160 mm (6.30 in)
CDI
CDI magneto
GT4L-BS
12 V/3.2 AH
1.320
2 - 3
SPEC
2
, 15 psi)