1G2S2-100E1

2G2S2-100E1

(

)

A2

YZ450FX (2S2B) U.S.A.,CANADA

YZ450F (2S2C) EUROPE

YZ450F (2S2D) JAPAN

YZ450FX (2S2E) OCEANIA,SOUTH AFRICA

2007-10-19

NEWS No.

DATE

COMMENT

PE0-MC-070079

Oct.,17,2007 FIG.26:FRONT FORK LIST CORRECTION

A3

YZ450FX/YZ450F

PARTS CATALOGUE

©2007 by Yamaha Motor Co., Ltd.

1st edition, June 2007

All rights reserved.

Any reprinting or unauthorized use

without the written permission of

Yamaha Motor Co., Ltd.

is expressly prohibited.

A4

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.

4.

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

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.

6.

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

PART NO.

DESCRIPTION

Q’TY

REMARKS

2F5–83310–60

FRONT FLASHER LIGHT ASSY

2

115–83311–60

.BULB (6V–18W)

1

PART NO.

DESCRIPTION

Q’TY

REMARKS

2N4–24110–00–X5

FUEL TANK COMP.

2

MXR

3J1–24240–10

.GRAPHIC, FUEL TANK

1

FOR MXR

A5

FOREWORD

7.

Applicable Serial No.

Engine Serial No.

Frame Serial No.

8.

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

Abbreviation

Colour Name

Colour Code

DPBSE(*)

DEEP PURPLISH BLUE SOLID E

0583

PWS1(*)

PURPLISH WHITE SOLID 1

0206

A6

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.” indi-

cated on the Model Label affixed onto the product concerned.

(2)

“Model Label” Indication

(3)

Model Label Affixing Location

(4)

Colouring Information

Model Code

Colouring

Type Code

Colour

Code

Colour Name

Abbrevia-

tion

2S2B

A

0583

DEEP PURPLISH BLUE SOLID E

DPBSE

B

0206

PURPLISH WHITE SOLID 1

PWS1

2S2C

A

0583

DEEP PURPLISH BLUE SOLID E

DPBSE

B

0206

PURPLISH WHITE SOLID 1

PWS1

2S2D

A

0583

DEEP PURPLISH BLUE SOLID E

DPBSE

2S2E

A

0583

DEEP PURPLISH BLUE SOLID E

DPBSE

B

0206

PURPLISH WHITE SOLID 1

PWS1

(5)

Model Code – Production Code Number of Model Listed in This Parts Catalogue

Model

Code

Production

Code No.

Country

(destination)

2S2B

010

U.S.A.

020

CANADA

2S2C

010

EUROPE

2S2D

010

JAPAN

2S2E

010

AUSTRALIA

NEW ZEALAND

SOUTH AFRICA

Model

Code

Production

Code No.

Country

(destination)

CONTENTS

ENGINE

CYLINDER ............................................................................B2

CRANKSHAFT & PISTON ....................................................B4

VALVE ...................................................................................B5

CAMSHAFT & CHAIN ...........................................................B7

WATER PUMP ......................................................................B8

RADIATOR & HOSE .............................................................B9

OIL PUMP .............................................................................B11

OIL CLEANER .......................................................................B12

INTAKE .................................................................................B13

CARBURETOR .....................................................................B14

EXHAUST .............................................................................C4

EXHAUST 2 ..........................................................................C5

CRANKCASE ........................................................................C6

CRANKCASE COVER 1 .......................................................C8

STARTER ..............................................................................C10

CLUTCH ................................................................................C11

TRANSMISSION ...................................................................C12

SHIFT CAM & FORK .............................................................C14

SHIFT SHAFT .......................................................................C15

CHASSIS

FRAME ..................................................................................D2

FENDER ................................................................................D4

SIDE COVER ........................................................................D6

REAR ARM ...........................................................................D7

REAR SUSPENSION ............................................................D9

STEERING ............................................................................D11

FRONT FORK .......................................................................D12

FUEL TANK ...........................................................................D15

SEAT .....................................................................................E3

FRONT WHEEL ....................................................................E4

FRONT BRAKE CALIPER ....................................................E5

REAR WHEEL .......................................................................E6

REAR BRAKE CALIPER .......................................................E8

STEERING HANDLE & CABLE ............................................E9

FRONT MASTER CYLINDER ...............................................E10

STAND & FOOTREST ..........................................................E11

REAR MASTER CYLINDER .................................................E12

GENERATOR ........................................................................E13

HANDLE SWITCH & LEVER ................................................E14

ELECTRICAL 1 .....................................................................E15

ALTERNATE FOR CHASSIS ............................................... F2

INDEX

NUMERICAL INDEX ............................................................. M1

B2

FIG.

1

CYLINDER

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

1

2S2–11102–10

CYLINDER HEAD ASSY

1

1

1

1

2

5TA–11133–10

.GUIDE, VALVE 1

3

3

3

3

3

5TA–11134–10

.GUIDE, VALVE 2

2

2

2

2

4

90105–06027

.BOLT, FLANGE

10 10 10 10

5

90340–12007

.PLUG, STRAIGHT SCREW

1

1

1

1

6

91808–16023

.PIN, DOWEL

4

4

4

4

7

95022–06010

BOLT, FLANGE

1

1

1

1

8

90430–06014

GASKET

1

1

1

1

9

95022–06035

BOLT, FLANGE

2

2

2

2

10

90116–08022

BOLT, STUD

1

1

1

1

11

95702–08500

NUT, WITH WASHER

1

1

1

1

12

94701–00411

PLUG, SPARK (NGK R CR8E)

1

1

1

STD

94703–00411

PLUG, SPARK (NGK R CR8E)

1

STD

94701–00410

PLUG, SPARK (NGK R CR9E)

1

1

1

AP

94703–00410

PLUG, SPARK (NGK R CR9E)

1

AP

13

2S2–11181–00

GASKET, CYLINDER HEAD 1

1

1

1

1

14

90105–10163

BOLT, FLANGE

4

4

4

4

15

90201–10025

WASHER, PLATE

4

4

4

4

16

2S2–11190–10

COVER, CYLINDER HEAD 1

1

1

1

1

17

5BE–12241–00

.GUIDE, STOPPER 2

1

1

1

1

18

5UM–1119E–00

BOLT, COVER HEAD

2

2

2

2

19

371–11167–01

PIPE, BREATHER 2

1

1

1

1

20

2S2–11166–00

PIPE, BREATHER 1

1

1

1

1

21

90467–140A4

CLIP

1

1

1

1

22

2S2–11193–00

GASKET, HEAD COVER 1

1

1

1

1

23

2S2–11311–10

CYLINDER 1

1

1

1

1

24

2S2–11351–00

GASKET, CYLINDER

1

1

1

1

B3

FIG.

1

CYLINDER

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

25

93612–16254

PIN, DOWEL

2

2

2

2

26

95022–06035

BOLT, FLANGE

1

1

1

1

27

2S2–15441–00

HOLDER, CLUTCH CABLE

1

1

1

1

28

95022–06016

BOLT, FLANGE

2

2

2

2

B4

FIG.

2

CRANKSHAFT & PISTON

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

1

2S2–11400–00

CRANKSHAFT ASSY

1

1

1

1

2

2S2–11412–00

.CRANK 1

1

1

1

1

3

2S2–11422–00

.CRANK 2

1

1

1

1

4

5TG–11681–00

.PIN, CRANK 1

1

1

1

1

5

93310–63417

.BEARING

1

1

1

1

6

2S2–11651–00

.ROD, CONNECTING

1

1

1

1

7

93306–30633

BEARING

2

2

2

2

8

2S2–11536–00

GEAR, DRIVE

1

1

1

1

9

2S2–11455–00

SHAFT 1

1

1

1

1

10

93304–20310

BEARING

2

2

2

2

11

2S2–11531–00

GEAR, BALANCE WEIGHT

1

1

1

1

12

90170–14171

NUT

1

1

1

1

13

90215–14287

WASHER, LOCK

1

1

1

1

14

2S2–11454–10

WEIGHT 1

1

1

1

1

15

90149–06083

SCREW

3

3

3

3

16

2S2–11464–10

WEIGHT 2

1

1

1

1

17

90282–05034

KEY, STRAIGHT

1

1

1

1

18

90170–10405

NUT

1

1

1

1

19

90215–10009

WASHER, LOCK

1

1

1

1

20

90280–03006

KEY, WOODRUFF

1

1

1

1

21

2S2–11631–20

PISTON (STD)

1

1

1

1

22

5JG–11603–00

PISTON RING SET (STD)

1

1

1

1

23

5TA–11633–00

PIN, PISTON

1

1

1

1

24

93420–18082

CIRCLIP

2

2

2

2

B5

FIG.

3

VALVE

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

1

5TA–12111–00

VALVE, INTAKE

1

1

1

1

2

5TA–12112–00

VALVE, INTAKE 2

2

2

2

2

3

5TA–12121–00

VALVE, EXHAUST

2

2

2

2

4

3GM–12126–00

SEAT, VALVE SPRING 2

5

5

5

5

5

5TA–12113–00

SPRING, VALVE INNER

3

3

3

3

6

5TA–12114–00

SPRING, VALVE OUTER

2

2

2

2

7

5BE–12117–00

RETAINER, VALVE SPRING

3

3

3

3

8

4GY–12117–00

RETAINER, VALVE SPRING

2

2

2

2

9

1AA–12118–00

COTTER, VALVE

4

4

4

4

10

1WG–12118–00

COTTER, VALVE

6

6

6

6

11

33M–12119–00

SEAL, VALVE STEM

2

2

2

2

12

4SV–12119–00

SEAL, VALVE STEM

3

3

3

3

13

3LD–12168–00

PAD, ADJUSTING (1.20)

5

5

5

5

UR

3LD–12168–20

PAD, ADJUSTING (1.25)

5

5

5

5

UR

3LD–12168–40

PAD, ADJUSTING (1.30)

5

5

5

5

UR

3LD–12168–60

PAD, ADJUSTING (1.35)

5

5

5

5

UR

3LD–12168–80

PAD, ADJUSTING (1.40)

5

5

5

5

UR

3LD–12168–A0

PAD, ADJUSTING (1.45)

5

5

5

5

UR

3LD–12168–F0

PAD, ADJUSTING (1.50)

5

5

5

5

UR

3LD–12168–H1

PAD, ADJUSTING (1.55)

5

5

5

5

UR

3LD–12168–K1

PAD, ADJUSTING (1.60)

5

5

5

5

UR

3LD–12168–M1

PAD, ADJUSTING (1.65)

5

5

5

5

UR

3LD–12168–R1

PAD, ADJUSTING (1.70)

5

5

5

5

UR

3LD–12168–U1

PAD, ADJUSTING (1.75)

5

5

5

5

UR

3LD–12168–W1

PAD, ADJUSTING (1.80)

5

5

5

5

UR

3LD–12168–Y1

PAD, ADJUSTING (1.85)

5

5

5

5

UR

3LD–12169–11

PAD, ADJUSTING (1.90)

5

5

5

5

UR

B6

FIG.

3

VALVE

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

13

3LD–12169–31

PAD, ADJUSTING (1.95)

5

5

5

5

UR

3LD–12169–50

PAD, ADJUSTING (2.00)

5

5

5

5

UR

3LD–12169–70

PAD, ADJUSTING (2.05)

5

5

5

5

UR

3LD–12169–90

PAD, ADJUSTING (2.10)

5

5

5

5

UR

3LD–12169–E0

PAD, ADJUSTING (2.15)

5

5

5

5

UR

3LD–12169–G0

PAD, ADJUSTING (2.20)

5

5

5

5

UR

3LD–12169–J0

PAD, ADJUSTING (2.25)

5

5

5

5

UR

3LD–12169–L0

PAD, ADJUSTING (2.30)

5

5

5

5

UR

3LD–12169–N0

PAD, ADJUSTING (2.35)

5

5

5

5

UR

3LD–12169–T0

PAD, ADJUSTING (2.40)

5

5

5

5

UR

14

3FV–12153–10

LIFTER, VALVE

5

5

5

5

YELLOW

B7

FIG.

4

CAMSHAFT & CHAIN

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

1

2S2–12170–00

CAMSHAFT ASSY 1

1

1

1

1

2

2S2–12180–00

CAMSHAFT ASSY 2

1

1

1

1

3

93440–41178

CIRCLIP

2

2

2

2

4

94591–57118

CHAIN (98XRH2010-118M)

1

1

1

1

5

5TA–12210–10

TENSIONER ASSY, CAM CHAIN

1

1

1

1

6

4FM–12213–00

GASKET, TENSIONER CASE

1

1

1

1

7

95022–06025

BOLT, FLANGE

2

2

2

2

8

90430–06014

GASKET

1

1

1

1

9

2S2–12251–00

DAMPER, CHAIN 1

1

1

1

1

10

5TA–12252–00

DAMPER, CHAIN 2

1

1

1

1

11

97022–06016

BOLT

2

2

2

2

12

92902–06600

WASHER, PLATE

2

2

2

2

B8

FIG.

5

WATER PUMP

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

1

5GR–12458–00

SHAFT, IMPELLER

1

1

1

1

2

5DJ–12451–00

IMPELLER, WATER PUMP

1

1

1

1

3

90201–08512

WASHER, PLATE

1

1

1

1

4

93109–11073

OIL SEAL

1

1

1

1

5

93102–12106

OIL SEAL (SD 12-22-5 HS)

1

1

1

1

6

93306–00105

BEARING

1

1

1

1

7

5BE–12422–20

COVER, HOUSING

1

1

1

1

8

5BE–12439–00

O-RING

1

1

1

1

9

93604–10011

PIN, DOWEL

2

2

2

2

10

90430–06014

GASKET

1

1

1

1

11

95022–06030

BOLT, FLANGE

4

4

4

4

12

5BE–12564–00

PIPE, WATER

1

1

1

1

13

93210–19758

O-RING

1

1

1

1

B9

FIG.

6

RADIATOR & HOSE

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

1

2S2–1240A–70

RADIATOR ASSY

1

1

1

1

2

2S2–12464–70

.STAY, RADIATOR

1

1

1

1

3

92012–06010

.BOLT, BUTTON HEAD

3

3

3

3

4

90183–060A6

.NUT, SPRING

1

1

1

1

5

2S2–12461–70

RADIATOR ASSY

1

1

1

1

6

2S2–12464–70

.STAY, RADIATOR

1

1

1

1

7

92012–06010

.BOLT, BUTTON HEAD

3

3

3

3

8

90183–060A6

.NUT, SPRING

1

1

1

1

9

22W–12462–00

CAP, RADIATOR

1

1

1

1

10

91A20–05065

TUBE, FLEXIBLE VINYL

1

1

1

1

11

90467–090A2

CLIP

1

1

1

1

12

2S2–12481–00

PIPE 1

1

1

1

1

13

91312–06012

BOLT

1

1

1

1

14

93210–16500

O-RING

1

1

1

1

15

2S2–12576–00

HOSE 1

1

1

1

1

16

1C3–12482–00

PIPE 2

1

1

1

1

17

2S2–12578–00

HOSE 3

1

1

1

1

18

2S2–12579–00

HOSE 4

1

1

1

1

19

2S2–12482–00

PIPE 2

1

1

1

1

20

95022–06012

BOLT, FLANGE

1

1

1

1

21

93210–16500

O-RING

1

1

1

1

22

90450–28001

HOSE CLAMP ASSY

3

3

3

3

23

90450–25001

HOSE CLAMP ASSY

3

3

3

3

24

90450–22001

HOSE CLAMP ASSY

2

2

2

2

25

90480–15528

GROMMET

4

4

4

4

26

90387–06065

COLLAR

4

4

4

4

27

90105–06111

BOLT, FLANGE

4

4

4

4

B10

FIG.

6

RADIATOR & HOSE

REF.

NO.

PART NO.

DESCRIPTION

2S2B

2S2C

2S2D

2S2E

REMARKS

28

90201–06571

WASHER, PLATE

4

4

4

4