Yamaha YP125R Service Manual

V-BELT AUTOMATIC TRANSMISSION (YP250R)
5-90
Removing the V-belt, primary sheave and secondary sheave
Order Job/Parts to remove Q’ty Remarks
1 Primary sheave nut/washer 1/1
2 Primary fixed sheave 1
3 Secondary sheave bracket 1
4 Secondary sheave nut 1
5 Spacer 1
6 Clutch housing 1
7 Secondary sheave assembly 1
8 V-belt 1
9 Primary sliding sheave 1
10 Spacer 1
11 Primary sheave cap 1
12 Cam 1
13 Weight 8
14 Slider 4
LS
LS
LS
LS
LT
LT
E
*
(4)
11
14
15
12
13
9
New
New
New
10
2
1
3
8
7
4
(4)
6
5
22 Nm (2.2 m
•
kgf, 16 ft
•
Ibf)
T
.R.
60 Nm (6.0 m
•
kgf, 43 ft
•
Ibf)
T
.R.
80 Nm (8.0 m
•
kgf, 58 ft
•
Ibf)
T
.R.
3 Nm (0.3 m
•
kgf, 2.2 ft
•
Ibf)
T
.R.

Yamaha YP125R Specifications

General

Engine Type	Liquid-cooled, 4-stroke, SOHC, 4-valve
Bore x Stroke	52.4 mm x 57.9 mm
Fuel System	Fuel Injection
Ignition System	TCI
Transmission	V-Belt Automatic
Front Suspension	Telescopic fork
Rear Suspension	Unit Swing
Front Brake	Hydraulic single disc, Ø267 mm
Starter System	Electric
Rear Tyre	140/70-14M/C 62P (Tubeless)