Name: Yamaha YZ125 2009
Brand: Yamaha
Rating: 5 (1 reviews)

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4-45

WATER PUMP

DISASSEMBLING THE WATER PUMP

Order Part name Q'ty Remarks

Crankcase cover (right)

Refer to "KICK SHAFT AND SHIFT

SHAFT" section.

1 Water pump housing cover 1

2 Impeller shaft gear 1

3 Dowel pin 1

4 Plain washer 1

5 Impeller shaft assembly 1

6 Bearing 1 Refer to removal section.

7 Oil seal 2 Refer to removal section.

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Yamaha YZ125 2009 Specifications

General

Engine Type	124cc liquid-cooled 2-stroke; reed-valve inducted
Bore x Stroke	54.0mm x 54.5mm
Compression Ratio	8.6~10.7:1
Ignition	CDI
Final Drive	Chain
Front Brake	Hydraulic single disc brake, 250mm
Rear Brake	Hydraulic single disc brake, 245mm
Front Tire	80/100-21
Rear Tire	100/90-19
Overall Width	32.5 in
Wheelbase	58.3 in
Fuel Capacity	2.1 gal
Wet Weight	207 lb
Dry Weight	194 lb
Fuel Delivery	Mikuni® TMX 38
Front Suspension	Speed-sensitive inverted fork; fully adjustable, 11.8 in travel
Rear Suspension	Fully adjustable, 12.4-in travel