Yamaha DT125R Owner's Manual page 85

SPECIFICATIONS
Carburetor
1
Type quantity
Manufacturer
2
Spark plug
Manufacturer / type
3
Spark plug gap
4
Clutch type
Transmission
5
Primary reduction system
Primary reduction ratio
6
Secondary reduction system
Secondary reduction ratio
7
Transmission type
Operation
8
Gear ratio
9
TM28SS 1
MIKUNI
NGK / BR9ES
NGK / BR8ES (CH, A only)
0.7 ~ 0.8 mm
Wet, multiple-disc
Helical gear
71/22 (3.227)
Chain drive
57/16 (3.563)
Constant mesh 6-speed
Left foot operation
1st 2.833
2nd 1.875
3rd 1.412
4th 1.143
5th 0.957
6th 0.818
Chassis
Frame type
Caster angle
Trail
Tire
Type
Front
Size
Manufacturer/
model
Rear
Size
Manufacturer/
model
Maximum load*
Air pressure (cold tire)
up to 90 kg load*
Front
Rear
8-2
Semi double cradle
27°30'
113 mm
With tube
2.75-21 45P
BRIDGESTONE / TW25
4.10-18 59P
BRIDGESTONE / TW44
180 kg
178 kg (CH, A only)
125 kPa (1.25 kg/cm 2 , 1.25 bar)
150 kPa (1.50 kg/cm 2 , 1.50 bar)