YAMAHA YFM125GT, YFM125A PARTS CATALOGUE
YFM125GT (1C55) U.S.A.
YFM125GT (1C56) CANADA
YFM125GT (1C57) EUROPE
YFM125GT (1C55) OCEANIA
YFM125A (1C55) JAPAN
1D1C5-100E1
2D1C5-100E1
()
YFM125GT/YFM125A
PARTS CATALOGUE
©2004 by Yamaha Motor Co., Ltd.
1st edition, May 2004
All rights reserved.
Any reprinting or unauthorized use
without the written permission of
Yamaha Motor Co., Ltd.
is expressly prohibited.
Printed in Japan.
A3
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.
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.
A5
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
DPBSN(*) DARK PURPLISH BLUE SOLID N 0891
PDG(*) PASTEL DEEP GREEN 00K0
SL SILVER 0035
YB YAMAHA BLACK 0033
FOREWORD
9. Quantity Column Information
Column No. Name Of Q’ty Column Destination
1 USA U.S.A.
2 CAN CANADA
3 EUR EUROPE
4 OCE OCEANIA
5JPN JAPAN
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.” indicated on the Model Label affixed onto the product concerned.
(2) “Model Label” Indication
(3) Model Label Affixing Location
(4) Colouring Information
Model Code
1C55
1C56
1C57
Colouring
Type Code
A00K0
B 0891
C 0583
A00K0
B 0891
A00K0
C 0583
Colour
Code
Colour Name
PASTEL DEEP GREEN PDG
DARK PURPLISH BLUE SOLID N DPBSN
DEEP PURPLISH BLUE SOLID E DPBSE
PASTEL DEEP GREEN PDG
DARK PURPLISH BLUE SOLID N DPBSN
PASTEL DEEP GREEN PDG
DEEP PURPLISH BLUE SOLID E DPBSE
Abbrevia-
tion
(5) Model Code – Production Code Number of Model Listed in This Parts Catalogue
Model
Code
1C55
1C56 010 CANADA
1C57
Production
Code No.
010 U.S.A.
020
030 JAPAN
010 FRANCE
020
AUSTRALIA
NEW ZEALAND
UNITED KINGDOM
Country
(destination)
Model
Code
Production
Code No.
Country
(destination)
A7
ENGINE
CYLINDER HEAD .................................................................B2
CRANKSHAFT & PISTON ....................................................B3
VALVE ...................................................................................B4
CAMSHAFT & CHAIN ...........................................................B5
OIL PUMP .............................................................................B6
INTAKE .................................................................................B7
CARBURETOR .....................................................................B8
EXHAUST .............................................................................B10
CRANKCASE ........................................................................B11
CRANKCASE COVER 1 .......................................................B13
STARTER CLUTCH ..............................................................B14
CLUTCH ................................................................................B15
TRANSMISSION ...................................................................C3
SHIFT CAM & FORK .............................................................C5
CHASSIS
FRAME ..................................................................................C6
FRONT FENDER ..................................................................C7
REAR FENDER .....................................................................C9
REAR ARM & SUSPENSION ...............................................C10
STEERING ............................................................................C11
FRONT SUSPENSION & WHEEL ........................................C12
FUEL TANK ...........................................................................C13
SEAT .....................................................................................C14
FRONT WHEEL .................................................................... C15
REAR WHEEL .......................................................................D3
STEERING HANDLE & CABLE ............................................D5
STAND & FOOTREST ..........................................................D7
GUARD .................................................................................D8
GENERATOR ........................................................................D9
STARTING MOTOR ..............................................................D10
HEADLIGHT ..........................................................................D11
TAILLIGHT ............................................................................D12
HANDLE SWITCH & LEVER ................................................D13
ELECTRICAL 1 ..................................................................... D14
ELECTRICAL 2 .....................................................................E2
EMBLEM & LABEL 1 ............................................................. E3
EMBLEM & LABEL 2 ............................................................. E4
EMBLEM & LABEL 3 ............................................................. E6
EMBLEM & LABEL 4 ............................................................. E7
EMBLEM & LABEL 5 ............................................................. E8
CONTENTS
INDEX
NUMERICAL INDEX ............................................................. M1
FIG. 1 CYLINDER HEAD
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
PART NO. DESCRIPTION
3FA–11102–04
90116–06541
22F–11134–10
93440–10109
3FA–11160–00
3FA–11166–00
90467–13064
93210–63556
98507–06016
22F–11186–00
93210–44704
90201–08609
90105–08324
94701–00366
CYLINDER HEAD ASSY 1 1 1 1 1
.BOLT, STUD 22222
.GUIDE, VALVE 2 22222
.CIRCLIP 2 2 2 2 2
BREATHER ASSY 1 1 1 1 1
PIPE, BREATHER 1 1 1 1 1 1
CLIP 11111
O-RING 1 1 1 1 1
SCREW, PAN HEAD 2 2 2 2 2
COVER, CYLINDER HEAD SIDE 2 2 2 2 2 2
O-RING 2 2 2 2 2
WASHER, PLATE 4 4 4 4 4
BOLT, FLANGE 4 4 4 4 4
PLUG, SPARK (NGK CR7HSA) 1 1 1 1
USA
CAN
EUR
OCE
REMARKS
JPN
B
2
94703–00366
15
50M–11181–00
16
99530–10114
17
99530–10114
18
91317–06110
19
3FA–11310–00
20
3FA–11351–10
21
93210–53679
PLUG, SPARK (NGK CR7HSA) 1
GASKET, CYLINDER HEAD 1 1 1 1 1 1
PIN, DOWEL 2 2 2 2 2
PIN, DOWEL 2 2 2 2 2
BOLT 22222
CYLINDER 1 1 1 1 1
GASKET, CYLINDER 1 1 1 1 1
O-RING 1 1 1 1 1
FIG. 2 CRANKSHAFT & PISTON
REF.
NO.
1
2
3
PART NO. DESCRIPTION
3FA–11400–00
90280–03047
3FA–11631–00–A0
CRANKSHAFT ASSY 1 1 1 1 1
KEY, WOODRUFF 11111
PISTON (STD) 1 1 1 1 1
USA
CAN
EUR
OCE
REMARKS
JPN
3FA–11636–00
3FA–11638–00
4
22K–11633–01
5
93450–14088
6
2HX–11610–00
2HX–11610–20
2HX–11610–40
7
3FA–11500–00
8
93306–20215
9
93306–20336
PISTON (0.50MM O/S) 1 1 1 1 1 AP
PISTON (1.00MM O/S) 1 1 1 1 1 AP
PIN, PISTON 1 1 1 1 1
CIRCLIP 22222
PISTON RING SET (STD) 1 1 1 1 1
PISTON RING SET (0.50MM O/S) 1 1 1 1 1 AP
PISTON RING SET (1.00MM O/S) 1 1 1 1 1 AP
BALANCER ASSY 1 1 1 1 1
BEARING 1 1 1 1 1
BEARING 1 1 1 1 1
B
3
FIG. 3 VALVE
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
PART NO. DESCRIPTION
5AP–12111–01
5HP–12121–00
2HX–12119–00
22F–12116–00
3FA–12113–00
22F–12118–01
22F–12117–02
50M–12151–00
22F–12159–00
90170–05302
22F–12156–00
VALVE, INTAKE 1 1 1 1 1
VALVE, EXHAUST 1 1 1 1 1
SEAL, VALVE STEM 2 2 2 2 2
SEAT, VALVE SPRING 2 2 2 2 2
SPRING, VALVE INNER 2 2 2 2 2
COTTER, VALVE 4 4 4 4 4
RETAINER, VALVE SPRING 2 2 2 2 2
ARM, VALVE ROCKER 2 2 2 2 2
SCREW, VALVE ADJUSTING 2 2 2 2 2
NUT 22222
SHAFT, ROCKER 2 2 2 2 2 2
USA
CAN
EUR
OCE
REMARKS
JPN
B
4
FIG. 4 CAMSHAFT & CHAIN
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PART NO. DESCRIPTION
50M–12170–01
50M–12176–00
90387–167L5
3FA–11145–00
90201–08326
90101–08590
94580–25092
50M–12231–00
50M–12241–00
50M–12210–00
4RF–12213–00
91317–06016
90430–06014
4GL–1111F–00
91317–06012
CAMSHAFT ASSY 1 1 1 1 1 1
SPROCKET, CAM CHAIN (28T) 1 1 1 1 1
COLLAR 11111
PLATE, BREATHER 2 1 1 1 1 1
WASHER, PLATE 1 1 1 1 1
BOLT 11111
CHAIN (D.I.D 25) 1 1 1 1 1
GUIDE, STOPPER 1 1 1 1 1 1
GUIDE, STOPPER 2 1 1 1 1 1
TENSIONER ASSY, CAM CHAIN 1 1 1 1 1
GASKET, TENSIONER CASE 1 1 1 1 1
BOLT 22222
GASKET 11111
PLATE 11111
BOLT 11111
USA
CAN
EUR
OCE
REMARKS
JPN
B
5
FIG. 5 OIL PUMP
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
PART NO. DESCRIPTION
3FA–13300–00
3FA–13325–00
99001–05600
22F–13329–01
90155–06007
3Y1–13416–01
51Y–13411–00
90501–18576
30X–15351–00
93210–347A1
3FA–13405–00
99001–10600
93210–08006
OIL PUMP ASSY 1 1 1 1 1
.GEAR, PUMP DRIVEN 1 1 1 1 1
.CIRCLIP 1 1 1 1 1
GASKET, PUMP COVER 1 1 1 1 1
SCREW, FLAT FILLISTER 2 2 2 2 2
PIPE, OIL 1 1 1 1 1 1
STRAINER, OIL 1 1 1 1 1
SPRING, COMPRESSION 1 1 1 1 1
PLUG, DRAIN 11111
O-RING 1 1 1 1 1
OIL PIPE COMP. 1 1 1 1 1 1
CIRCLIP 11111
O-RING 2 2 2 2 2
USA
CAN
EUR
OCE
REMARKS
JPN
B
6
FIG. 6 INTAKE
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PART NO. DESCRIPTION
3FA–13586–00
93210–30611
91317–06020
95707–06500
3FA–14412–01
36F–14452–00
3FA–14472–00
3FA–14424–00
59V–14457–00
90467–22080
98507–05050
92907–05600
2XJ–14451–00
2XJ–14458–00
90209–06096
JOINT, CARBURETOR 1 1 1 1 1 1
O-RING 1 1 1 1 1
BOLT 22222
NUT, FLANGE 22222
CAP, CLEANER CASE 1 1 1 1 1 1
SEAL 1 1 1 1 1
PLATE, ELEMENT 1 1 1 1 1
CLIP, CAP FITTING 1 1 1 1 1
SEAL 1 1 1 1 1
CLIP 11111
SCREW, PAN HEAD 4 4 4 4 4
WASHER, PLATE 4 4 4 4 4
ELEMENT, AIR CLEANER 1 1 1 1 1
GUIDE 11111
WASHER 1 1 1 1 1
USA
CAN
EUR
OCE
REMARKS
JPN
B
7
16
98507–06060
17
3FA–14437–00
18
90460–58124
19
3FA–14453–00
20
90450–45075
21
2NL–14419–00
22
1C5–2179T–10
SCREW, PAN HEAD 1 1 1 1 1
DUCT 1 1 1 1 1
CLAMP, HOSE 1 1 1 1 1
JOINT, AIR CLEANER 1 1 1 1 1 1
HOSE CLAMP ASSY 2 2 2 2 2
PIPE 1 1 1 1 1
PLATE, EPA 3(CALIFORNIA) 1
FIG. 7 CARBURETOR
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PART NO. DESCRIPTION
5VJ–14101–10
21V–14131–00
3FA–1490J–10
10X–14106–00
3X3–14169–00
4U5–14126–00
3FA–14112–25
5VJ–1410A–00
18M–14144–09
18G–14103–00
97802–03008
92902–03100
21V–14146–00
24W–14184–00
21V–1414M–31
CARBURETOR ASSY 1 1 1 1 1 1
.SPRING, THROTTLE VALVE 1 1 1 1 1
.NEEDLE SET 11111
.CABLE ADJUST SCREW SET 1 1 1 1 1
.CAP 11111
.GASKET 1 1 1 1 1
.VALVE, THROTTLE 1 1 1 1 1 1
.STARTER SET 11111
.JET, STARTER 1 1 1 1 1
.THROTTLE SCREW SET 1 1 1 1 1
.SCREW, PAN HEAD 1 1 1 1 1
.WASHER, WAVE 1 1 1 1 1
.PLATE 11111
.GASKET, FLOAT CHAMBER 1 1 1 1 1
.NOZZLE, MAIN 1 1 1 1 1
USA
CAN
EUR
OCE
REMARKS
JPN
B
8
16
620–1423A–66
17
583–14561–00
18
3FA–14148–00
19
21V–14185–00
20
127–14186–00
21
21V–14190–18
22
3FA–14197–00
23
12R–14191–00
24
1NT–14142–12
25
21V–14105–00
26
98502–04014
27
92902–04100
.JET, MAIN (# 77.5) 1 1 1 1 1
.O-RING 1 1 1 1 1
.PIPE 1 1 1 1 1
.FLOAT 11111
.PIN, FLOAT 1 1 1 1 1
.NEEDLE VALVE ASSY 1 1 1 1 1
.PIPE 1 1 1 1 1
.PLUG, DRAIN 1 1 1 1 1
.JET, PILOT (# 12.5) 1 1 1 1 1
.PILOT SCREW SET 1 1 1 1 1
.SCREW, PAN HEAD 4 4 4 4 4
.WASHER, SPRING 4 4 4 4 4
FIG. 7 CARBURETOR
REF.
NO.
28
29
30
31
32
33
34
PART NO. DESCRIPTION
29U–14197–00
24W–14147–00
5V7–14153–00
92502–06008
59V–14962–00
24W–14193–00
91A20–07010
.PIPE 1 1 1 1 1
.O-RING 1 1 1 1 1
.WASHER, MAIN JET 1 1 1 1 1
.SCREW, PAN HEAD 1 1 1 1 1
.WASHER 1 1 1 1 1
PIPE 1 1 1 1 1
TUBE, FLEXIBLE VINYL 1 1 1 1 1
USA
CAN
EUR
OCE
REMARKS
JPN
B
9
FIG. 8 EXHAUST
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
PART NO. DESCRIPTION
3FA–14628–00
3FA–14711–00
55X–14752–00
98507–06010
92907–06600
98907–06010
4BD–14766–00
90206–06090
3DM–14613–00
95707–06500
95817–08016
90201–08326
PROTECTOR, EXHAUST PIPE 1 1 1 1 1
MUFFLER 1 11111
PIPE, OUTLET 1 1 1 1 1
SCREW, PAN HEAD 2 2 2 2 2
WASHER, PLATE 2 2 2 2 2
SCREW, BIND 2 2 2 2 2
WASHER, PROTECTOR 4 4 4 4 4
WASHER, WAVE 2 2 2 2 2
GASKET, EXHAUST PIPE 1 1 1 1 1
NUT, FLANGE 22222
BOLT, FLANGE 2 2 2 2 2
WASHER, PLATE 2 2 2 2 2
USA
CAN
EUR
OCE
REMARKS
JPN
B
10
FIG. 9 CRANKCASE
REF.
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PART NO. DESCRIPTION
3FA–15100–00
59V–11167–00
99530–12016
90445–121F6
90467–13064
98507–06030
98507–06040
98507–06060
98507–06070
90465–08127
98507–08012
90201–08087
3FA–15462–10
50M–15418–00
93102–22294
CRANKCASE ASSY 1 1 1 1 1
.PIPE, BREATHER 2 1 1 1 1 1
.PIN, DOWEL 2 2 2 2 2
HOSE (L700) 1 1 1 1 1
CLIP 11111
SCREW, PAN HEAD 9 9 9 9 9
SCREW, PAN HEAD 1 1 1 1 1
SCREW, PAN HEAD 9 9 9 9 9
SCREW, PAN HEAD 1 1 1 1 1
CLAMP 11111
SCREW, PAN HEAD 1 1 1 1 1
WASHER, PLATE 1 1 1 1 1
GASKET, CRANKCASE COVER 3 1 1 1 1 1
COVER, CHAIN CASE 1 1 1 1 1
OIL SEAL 11111
USA
CAN
EUR
OCE
REMARKS
JPN
B
11
16
93605–18078
17
93210–704A7
18
98707–06016
19
93210–06564
20
214–11198–01
21
90340–14132
22
90430–14043
23
90340–14036
24
90480–13018
25
3FA–15787–00
26
3FA–15461–10
27
99530–10014
PIN, DOWEL 1 1 1 1 1
O-RING 1 1 1 1 1
SCREW, FLAT HEAD 2 2 2 2 2
O-RING 2 2 2 2 2
GASKET 11111
PLUG, STRAIGHT SCREW 1 1 1 1 1
GASKET 11111
PLUG, STRAIGHT SCREW 1 1 1 1 1
GROMMET 11111
ADAPTOR 1 1 1 1 1
GASKET, CRANKCASE COVER 2 1 1 1 1 1
PIN, DOWEL 2 2 2 2 2
FIG. 9 CRANKCASE
REF.
NO.
28
29
30
31
32
33
34
PART NO. DESCRIPTION
98507–06030
98507–06040
90465–08125
90340–14117
93210–14369
90340–36078
93210–357A3
SCREW, PAN HEAD 7 7 7 7 7
SCREW, PAN HEAD 2 2 2 2 2
CLAMP 22222
PLUG, STRAIGHT SCREW 1 1 1 1 1
O-RING 1 1 1 1 1
PLUG, STRAIGHT SCREW 1 1 1 1 1
O-RING 1 1 1 1 1
USA
CAN
EUR
OCE
REMARKS
JPN
B
12
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