YAMAHA YB125SPD PARTS CATALOGUE 09

YB125SPD (27S1) EUROPE

1G27S-300E1

()

YB125SPD

PARTS CATALOGUE

©2008 by Yamaha Motor Co., Ltd.

1st edition, April 2008

All rights reserved.

Any reprinting or unauthorized use

without the written permission of

Yamaha Motor Co., Ltd.

is expressly prohibited.

Printed in Japan.

FOREWORD

This Parts Catalogue is related to the parts for the model(s) on the cover page. When you are
ordering replacement parts, please refer to this Parts Catalogue and quote both part numbers
and part names correctly.

1. Modifications or additions which have been made after the issue of the Parts Catalogue
will be announced in the Parts News.
It is advisable that you make the necessary corrections to the Parts Catalogue according
to the Parts News.

2. Abbreviations
The following abbreviations are used in this Parts Catalogue.

“UR” Use specified parts number.
“UN” Use as many as needed.
“AP” Alternate Parts
“LM” Locally Made (Parts need to be ordered locally)
“F#” Frame No. (Applicable machine No.)
“O/S” Over Size

3. The number of components for assembly

• Parts, which are to be supplied in an assembly, are listed with a dot (.) in front of the
part name as shown below.

• The numeral appearing to the right of each component part indicates the quantity of
parts for each assembly unit.

PART NO. DESCRIPTION Q’TY REMARKS

2F5–83310–60 FRONT FLASHER LIGHT ASSY 2

115–83311–60 .BULB (6V–18W) 1

6. The asterisk (*) before a reference number indicates modified items after the first edition.

4. Applicable colours of graphics are represented in the “REMARKS” as shown below.

PART NO. DESCRIPTION Q’TY REMARKS

2N4–24110–00–X5 FUEL TANK COMP. 2 MXR

3J1–24240–10 .GRAPHIC, FUEL TANK 1 FOR MXR

5. Note that the illustrations for reference in finding parts numbers are not to be used for
assembling. When assembling, please use the applicable service manual.

7. Applicable Serial No.

Engine Serial No. Frame Serial No.

8. Applicable Colour Code (The (*) mark shows Model colour.)

Abbreviation Colour Name Colour Code

LGM3(*) LIGHT GRAY METALLIC 3 0137

SL SILVER 0035

SMX(*) BLACK METALLIC X 0903

VRC7(*) VIVID RED COCKTAIL 7 0580

YB YAMAHA BLACK 0033

FOREWORD

MODEL LABEL

(1) A label called “Model Label” is affixed in the location as indicated in (3) below.

When using this parts catalogue, please be sure to cross–reference the “model code –
production code No.” in the catalogue with the “model code – production code No.” indi­cated on the Model Label affixed onto the product concerned.

(2) “Model Label” Indication

(3) Model Label Affixing Location

(4) Colouring Information

Model Code

27S1

Colouring

Type Code

A 0903

B 0137

C 0580

Colour

Code

Colour Name

BLACK METALLIC X SMX

LIGHT GRAY METALLIC 3 LGM3

VIVID RED COCKTAIL 7 VRC7

Abbrevia-

tion

(5) Model Code – Production Code Number of Model Listed in This Parts Catalogue

Model

Code

27S1

Production

Code No.

010 EUROPE

FINLAND

050

060

GREECE

IRELAND

UNITED KINGDOM

Country

(destination)

Model

Code

Production

Code No.

Country

(destination)

ENGINE

CYLINDER ............................................................................1

CRANKSHAFT & PISTON ....................................................2

VALVE ...................................................................................3

CAMSHAFT & CHAIN ...........................................................4

OIL PUMP .............................................................................5

INTAKE .................................................................................6

EXHAUST .............................................................................8

CRANKCASE ........................................................................10

CRANKCASE COVER 1 .......................................................11

STARTER ..............................................................................12

STARTER CLUTCH ..............................................................13

CLUTCH ................................................................................14

TRANSMISSION ...................................................................15

SHIFT CAM & FORK .............................................................17

SHIFT SHAFT .......................................................................18

CHASSIS

FRAME ..................................................................................19

FENDER ................................................................................21

SIDE COVER ........................................................................23

REAR ARM & SUSPENSION ...............................................25

STEERING ............................................................................26

FRONT FORK .......................................................................27

FUEL TANK ...........................................................................29

SEAT .....................................................................................31

FRONT WHEEL .................................................................... 32

FRONT BRAKE CALIPER ....................................................33

REAR WHEEL .......................................................................34

STEERING HANDLE & CABLE ............................................36

FRONT MASTER CYLINDER ...............................................37

STAND & FOOTREST ..........................................................38

GENERATOR ........................................................................40

STARTING MOTOR ..............................................................41

FLASHER LIGHT ..................................................................42

METER ..................................................................................43

HEADLIGHT ..........................................................................44

TAILLIGHT ............................................................................45

HANDLE SWITCH & LEVER ................................................46

ELECTRICAL 1 .....................................................................47

ELECTRICAL 2 .....................................................................48

CONTENTS

INDEX

NUMERICAL INDEX ............................................................. 49

FIG. 1 CYLINDER

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

PART NO. DESCRIPTION

3D9–E1111–00

5VL–E1133–00

5VL–E1134–00

93440–10109

90153–06803

90430–06817

5VL–E1185–10

5VL–E1161–00

93210–79801

9502L–06020

5VL–E1186–00

93210–44889

90105–08724

90201–088C3

94700–00869

HEAD, CYLINDER 1 1

.GUIDE, VALVE 1 1

.GUIDE, VALVE 2 1

.CIRCLIP 2

.SCREW, HEXAGON 1

.GASKET 1

COVER, CYLINDER HEAD SIDE 1 1

ABSORBER 1 4

O-RING 1

BOLT, FLANGE 2

COVER, CYLINDER HEAD SIDE 2 2

O-RING 2

BOLT, FLANGE 4

WASHER, PLATE 4

PLUG SPARK (NGK CR6HSA) 1

27S1

REMARKS

16

5VL–E1181–00

17

99530–10114

18

9131N–06090

19

5VL–E1310–00

20

5VL–E1351–10

21

93210–57897

22

4P9–83591–00

23

90201–10128

GASKET, CYLINDER HEAD 1 1

PIN, DOWEL 2

BOLT 2

CYLINDER 1

GASKET, CYLINDER 1

O-RING 1

THERMO UNIT 1

WASHER, PLATE 1

1

FIG. 2 CRANKSHAFT & PISTON

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

PART NO. DESCRIPTION

3D9–W1140–00

3D9–W1141–00

5VL–E1681–00

93310–629Y3

5VL–E1651–00

5VL–E1422–00

5VL–Y1153–20

5VL–E1454–10

5VL–E1496–00

5VL–E1533–00

90208–26800

90501–16001

93604–08800

93306–205XJ

5VL–E1631–00

CRANKSHAFT ASSY 1

.CRANK SUB ASSY 1 1

.PIN, CRANK 1 1

.BEARING 1

.ROD, CONNECTING 1

.CRANK 2 1

.GEAR, BALANCE WELGHT ASSY. 1

.WEIGHT 1 1

.BOSS, BUFFER 1

.PLATE, ABSORBER 1

.WASHER, CONICAL SPRING 1

.SPRING, COMPRESSION 3

.PIN, DOWEL 3

BEARING 1

PISTON (STD) 1

27S1

REMARKS

16

5VL–E1633–00

17

93450–16812

18

5VL–W1161–00

19

93306–252X8

20

90280–03017

21

90201–122H1

22

90179–12863

PIN, PISTON 1

CIRCLIP 2

PISTON RING SET 1

BEARING 2

KEY, WOODRUFF 1

WASHER, PLATE 1

NUT 1

2

FIG. 3 VALVE

REF.
NO.

1

2

3

4

5

6

7

8

9

10

PART NO. DESCRIPTION

5VL–E2111–00

5VL–E2121–00

5VL–E2119–00

5VL–E2116–00

5KA–12113–00

5VL–E2118–00

5VL–E2117–01

5VL–E2151–00

5VL–Y1215–00

5VL–E2156–00

VALVE, INTAKE 1

VALVE, EXHAUST 1

SEAL, VALVE STEM 2

SEAT, VALVE SPRING 2

SPRING, VALVE INNER 2

COTTER, VALVE 4

RETAINER, VALVE SPRING 2

ARM, VALVE ROCKER 2

SCREW, VALVE ADJUSTING 2

SHAFT, ROCKER 2 2

27S1

REMARKS

3

FIG. 4 CAMSHAFT & CHAIN

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

PART NO. DESCRIPTION

5VL–E2171–10

93306–003X6

93210–108B1

90387–16804

93306–002Y1

5VL–E111F–00

9131N–06012

5VL–E2176–10

90201–08326

90101–08820

94568–A4090

5VL–E2231–10

5VL–E2241–10

5VL–E5598–00

9580N–06020

CAMSHAFT 1 1

BEARING 1

O-RING 1

COLLAR 1

BEARING 1

PLATE 1

BOLT 1

SPROCKET, CAM CHAIN 1

WASHER, PLATE 1

BOLT 1

CHAIN 1

GUIDE, STOPPER 1 1

GUIDE, STOPPER 2 1

COLLAR 1

BOLT, FLANGE 1

27S1

REMARKS

16

5VL–12210–10

17

5VL–E2213–10

18

9502L–06016

19

90430–06817

TENSIONER ASSY, CAM CHAIN 1

GASKET, TENSIONER CASE 1

BOLT, FLANGE 2

GASKET 2

4

FIG. 5 OIL PUMP

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

PART NO. DESCRIPTION

5VL–E3300–00

5VL–E3325–00

99001–05600

90201–07641

90208–07052

5VL–E3329–00

90155–06800

90340–12097

90430–12227

4FP–E3411–00

5VL–E3324–00

5VL–E3451–00

OIL PUMP ASSY 1

.GEAR, PUMP DRIVEN 1

.CIRCLIP 1

.WASHER, PLATE 1

.WASHER, CONICAL SPRING 1

GASKET, PUMP COVER 1

SCREW, FLAT FILLISTER 2

PLUG, STRAIGHT SCREW 1

GASKET 1

STRAINER, OIL 1

GEAR, PUMP DRIVE 1

FILTER,ROTARY 1

27S1

REMARKS

5

FIG. 6 INTAKE

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

PART NO. DESCRIPTION

3D9–E3585–00

3D9–E3556–00

3D9–E3595–00

93210–32809

9131M–06030

3D9–13770–00

5CA–14147–00

9582N–06030

27S–13971–00

12B–F4135–00

9770M–40512

3D9–E3586–00

3D9–13750–10

1S4–14216–00

2S5–1410H–00

MANIFOLD 1

GASKET, MANIFOLD 1

JOINT 1

O-RING 2

BOLT 2

INJECTOR ASSY 1

.O-RING 1

BOLT, FLANGE 1

PIPE, FUEL 1 1

CLAMP 1 1

SCREW, TAPPING 1

JOINT, CARBURETOR 1 1

THROTTLE BODY ASSY 1

.SCREW 2

.FUEL CUT SOLENOID VALVE 1

27S1

REMARKS

16

5JW–14104–00

17

3D9–E3575–00

18

27S–Y1441–00

19

27S–E4411–00

20

5VL–E4412–00

21

5VL–E4450–10

22

3D9–E4453–00

23

3D9–E4437–01

24

3D9–E4452–00

25

3D9–E4462–00

26

97607–06220

27

3D9–E443E–00

.AIR SCREW SET 1

BAND 2

AIR CLEANER ASSY. 1

.CASE, AIR CLEANER 1 1

.CAP, CLEANER CASE 1 1

.ELEMENT ASSY, AIR CLEANER 1

.JOINT, AIR CLEANER 1 1

.DUCT 1

.SEAL 2

.SEAL 1

.SCREW,WITH WASHER 5

.PIPE, DRAIN 1

6

FIG. 6 INTAKE

REF.
NO.

28

29

30

31

32

PART NO. DESCRIPTION

5VL–E4424–00

90119–06869

3D9–E3474–00

3D9–E4417–00

3D9–E3578–00

.CLIP, CAP FITTING 1

BOLT, WITH WASHER 2

BAND 1

COVER 1 1

WASHER 2

27S1

REMARKS

7

FIG. 7 EXHAUST

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

PART NO. DESCRIPTION

27S–Y1471–00

27S–E4758–00

27S–E4728–00

27S–E4799–00

4TU–F4741–00

3S9–E4737–00

98980–06012

90201–05803

90201–05804

27S–E4738–00

27S–E4748–00

9890M–06012

5VL–E4613–00

91314–06020

9581N–08020

MUFFLER ASSY 1 1

.PROTECTOR, SILENCER 1

.PROTECTOR, MUFFLER 2 1

.CAP 1

.PAD, SEAT 1

.DAMPER, MUFFLER 2

.SCREW, BIND 4

.WASHER, PLATE 7

.WASHER, PLATE 7

.PROTECTOR, MUFFLER 3 1

.PROTECTOR, MUFFLER 4 1

.SCREW, BIND 3

GASKET, EXHAUST PIPE 1

BOLT 2

BOLT, FLANGE 1

27S1

REMARKS

16

90201–08840

17

3D9–E113F–00

18

5VL–E4815–00

19

9131M–06016

20

3D9–E4881–00

21

90467–16800

22

90467–19801

23

27S–E4873–00

24

90467–18806

25

27S–E4882–00

26

3D9–E4803–00

27

9201N–06012

WASHER, PLATE 1

PLATE 3 1

GASKET 1

BOLT 2

HOSE, BEND 1 1

CLIP 1

CLIP 1

PIPE 3 1

CLIP 1

HOSE, BEND 2 1

AIR INDUCTION SYSTEM ASSY 1

BOLT, BUTTON HEAD 2

8

FIG. 7 EXHAUST

REF.
NO.

28

29

PART NO. DESCRIPTION

27S–E4883–00

90467–14802

HOSE, BEND 3 1

CLIP 3

27S1

REMARKS

9

FIG. 8 CRANKCASE

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

PART NO. DESCRIPTION

5VL–E5111–11

5VL–E5121–01

4FP–E1167–00

5VL–E1166–00

90467–12828

90462–16801

99530–10114

9502L–06030

9502L–06045

9502L–06055

99530–10114

5VL–E5441–00

CRANKCASE 1 1

CRANKCASE 2 1

PIPE, BREATHER 2 1

PIPE, BREATHER 1 1

CLIP 2

CLAMP 1

PIN, DOWEL 2

BOLT, FLANGE 2

BOLT, FLANGE 7

BOLT, FLANGE 1

PIN, DOWEL 2

HOLDER, CLUTCH CABLE 1

27S1

REMARKS

10

FIG. 9 CRANKCASE COVER 1

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

PART NO. DESCRIPTION

5VL–E5411–10

5VL–E5451–10

99530–10114

9502L–06035

9502L–06050

90340–14810

93210–14899

90340–32812

93210–328A4

5VL–E5191–00

9851N–06010

3D9–E5418–01

9890L–06012

5VL–E5421–00

5VL–E5461–10

COVER, CRANKCASE 1 1

GASKET, CRANKCASE COVER 1 1

PIN, DOWEL 2

BOLT, FLANGE 1

BOLT, FLANGE 6

PLUG, STRAIGHT SCREW 1

O-RING 1

PLUG, STRAIGHT SCREW 1

O-RING 1

PLATE 1

SCREW, PAN HEAD 1

COVER, CHAIN CASE 1

SCREW, BIND 2

COVER, CRANKCASE 2 1

GASKET, CRANKCASE COVER 2 1

27S1

REMARKS

16

99530–10114

17

9502L–06035

18

9502L–06045

19

5VL–E5362–00

20

93210–19809

21

93101–10800

PIN, DOWEL 2

BOLT, FLANGE 7

BOLT, FLANGE 2

PLUG, OIL LEVEL 1

O-RING 1

OIL SEAL 1

11

FIG. 10 STARTER

REF.
NO.

1

2

3

4

5

6

7

8

9

10

11

12

13

PART NO. DESCRIPTION

5VL–E5660–00

4FP–E5641–00

90468–26813

90201–208D5

90508–26836

4FP–E5666–00

5VL–E5651–00

90201–152H7

99009–15400

5VL–E5620–00

47V–E5618–00

90179–12813

93109–20806

KICK AXLE ASSY 1

GEAR, KICK 1

CLIP 1

WASHER, PLATE 1

SPRING, TORSION 1

SPACER 1

GEAR, KICK IDLE 1

WASHER, PLATE 2

CIRCLIP 2

KICK CRANK ASSY 1

.COVER, KICK LEVER 1

NUT 1

OIL SEAL 1

27S1

REMARKS

12