Yamaha TW125 User Manual
TW125
(5RS1)
EUROPE
1A5RS–300E1
TW125
PARTS CATALOGUE
E2001 by Yamaha Motor Co., Ltd.
1st Edition, Oct. 2001
All rights reserved.
Any reprinting or unauthorized use
without the written permission of
Yamaha Motor Co., Ltd.
is expressly prohibited.
Printed in Japan
3
A
A
4
FOREWORD
This Parts Catalogue is related to the parts for the model(s)inthebelow frame. When you are
orderingreplacementparts, pleasereferto this Parts Catalogueand quote both partnumbersand
part namescorrectly.
TW125(5RS1)
1. Modifications or additions which have been made after issue of the Parts
Catalogue will be announced in the Yamaha Parts News.
It is advisable that you make necessary corrections to the Parts Catalogue
according to the Yamaha 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” Local Made (Parts need to be ordered locally)
“F#” Frame No. (Applicable machine No.)
3. Parts, which are to be supplied in an assembly, are listed with a dot(.) in
front of the part name as shown below.
EXAMPLE
CARBURETOR ASSY
.JET, PILOT
.NOZZLE, MAIN
4. Number of component for assembly
The numeral appearing to the right of each component part indicates the
quantity of parts for each assembly unit.
EXAMPLE
PART NO. DESCRIPTION Q’TY REMARKS
2F5–83310–60 FRONT FLASHER LIGHT ASSY 2
115–83311–60 .BULB (6V–18W) 1
1M1–83309–60 .REFLECTOR 1
5. Applicable colors of graphics are represented in the “REMARKS” as shown
below.
PART NO. DESCRIPTION Q’TY REMARKS
2N4–24110–00–X5 FUEL TANK COMP. 1 MXR
3J1–24240–10 .GRAPHIC, FUEL TANK 1 FOR MXR
6. Applicable Serial No.
Engine Serial No. Frame Serial No.
7. Note that the illustrations for reference in finding parts numbers, not to be
used for assembling. When assembling, please use the applicable service
manual.
8. The asterisk (*) before a reference number indicates modification items
after the first edition.
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5
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–refer the “model code –
production code No.” in the catalogue to the “model code – production code No.
“indicated on the Model Label affixed onto the product concemed.
(2) “Model Label”Indication
ab
xxxx – xxx
c
x
(3) Model Label Affixing Location
a: Model Type Code
b: Production Code No.
c: Colouring Type
4TW1–010
A
(4) Model Co d e – Production Code Number of Model Listed in This Parts Catalog
Model
Code
5RS1
Production
Code No.
010 AUSTRIA
030
050 ENGLAND
060 GREECE
070 ITALY
080 HOLLAND
090 PORTUGAL
Country
(destination)
FINLAND
IRELAND
NORWAY
Model
Code
Production
Code No.
(destination)
Country
(5) Colouring Information
Model
Code
5RS1
6
A
Colouring type
code
A 0778 DARK VIOLET METALLIC A DVMA
B 0712
C 0752
Colour
code
Colour Name
DARK GRAYISH GREEN
METALLIC 3
LIGHT YELLOWISH GRAY
METALLIC 9
Abbrevi-
ation
DNGM3
LYNM9
ENGINE
CYLINDER HEAD B2...................................
CYLINDER B3.........................................
CRANKSHAFT. PISTON B4..............................
VALVE B6.............................................
CAMSHAFT. CHAIN B7.................................
OIL PUMP B8..........................................
INTAKE B9............................................
CARBURETOR B10.....................................
EXHAUST B12..........................................
CRANKCASE B13.......................................
CRANKCASE COVER 1 B14..............................
STARTER B15..........................................
CLUTCH C2...........................................
TRANSMISSION C4....................................
SHIFT CAM. FORK C6..................................
SHIFT SHAFT C7......................................
CHASSIS
FRAME C8............................................
FENDER C10...........................................
SIDE COVER C11.......................................
REAR ARM C12.........................................
REAR SUSPENSION C13................................
STEERING C14.........................................
FRONT FORK C15......................................
FUEL TANK D3........................................
SEAT D4..............................................
FRONT WHEEL D5.....................................
FRONT BRAKE CALIPER D6............................
CONTENTS
REAR WHEEL D7......................................
STEERING HANDLE. CABLE D9.........................
FRONT MASTER CYLINDER D10.........................
STAND. FOOTREST D11.................................
GENERATOR D13.......................................
STARTING MOTOR D14..................................
FLASHER LIGHT D15....................................
METER E2............................................
HEADLIGHT E3........................................
TAILLIGHT E4.........................................
HANDLE SWITCH. LEVER E5...........................
ELECTRICAL 1 E6.....................................
ELECTRICAL 2 E7.....................................
INDEX
NUMERICAL INDEX M1.................................
FIG. 1 CYLINDER HEAD
REF.
NO.
10 90201–08609 WASHER, PLATE 4
11 91317–08045 BOLT 2
12 5EK–11185–00 COVER, CYLINDER HEAD SIDE 1 1
13 93211–05471 O–RING 1
14 95027–06020 BOLT, FLANGE 2
15 15A–11186–00 COVER, CYLINDER HEADSIDE 2 1
PART NO. DESCRIPTION REMARKS
1 5EK–11110–01 CYLINDER HEAD ASSY 1
2 93440–10085 .CIRCLIP 2
3 90153–06029 .SCREW, HEXAGON 1
4 90430–06014 .GASKET 1
5 5H0–1 1133–11 .GUIDE, INTAKE VALVE 2
6 3NS–11181–00 GASKET, CYLINDER HEAD 1 1
7 99530–14016 PIN, DOWEL 3
8 90430–14131 GASKET 1
9 90105–08195 BOLT, FLANGE 4
5RS1
B
16 90462–06001 CLAMP 1
17 15A–11187–00 COVER, CYLINDER HEADSIDE 3 1
18 93210–57634 O–RING 2
19 91317–06018 BOLT 5
20 5H0–1111F–00 PLATE 1
21 97007–06012 BOLT 2
22 90215–06184 WASHER, LOCK 1
23 94701–00333 PLUG, SPARK (NGK DR8EA) 1
2
FIG. 2 CYLINDER
REF.
NO.
10 15A–15441–00 HOLDER, CLUTCH CABLE 1
PART NO. DESCRIPTION REMARKS
1 3NS–11310–00 CYLINDER 1 2 93210–63489 O–RING 1 3 4DD–1 1351–00 GASKET, CYLINDER 1 4 93210–13361 O–RING 1 5 99530–14016 PIN, DOWEL 2 6 91317–06030 BOLT 2 7 15A–11162–00 ABSORBER 2 2 8 5H0–11162–00 ABSORBER 2 2 9 15A–11161–01 ABSORBER 1 1
5RS1
B
3
FIG. 3 CRANKSHAFT. PISTON
REF.
NO.
10 5N0–1 1633–00 PIN, PISTON 1
11 93450–16068 CIRCLIP 2
PART NO. DESCRIPTION REMARKS
1 5N0–1 1400–00 CRANKSHAFT ASSY 1
2 5N0–1 1412–09 .CRANK 1 1
3 5N0–1 1422–00 .CRANK 2 1
4 5H0–1 1681–00 .PIN, CRANK 1 1
5 93310–530J3 .BEARING 1
6 5N0–11651–00 .ROD, CONNECTING 1
7 93306–30611 BEARING 1
8 25A–11631–00–Y0 PISTON (STD) 1
25A–11636–00 PISTON (0.50MM O/S) 1 AP
25A–11638–00 PISTON (1.00MM O/S) 1 AP
9 4GA–11603–00 PISTON RING SET (STD) 1
4GA–11605–00 PISTON RING SET (0.50MM O/S) 1 AP
4GA–11607–00 PISTON RING SET (1.00MM O/S) 1 AP
5RS1
B
12 90201–201E4 WASHER, PLATE 1
13 5H0–11496–00 BOSS, BUFFER 1
14 90501–21133 SPRING, COMPRESSION 6
15 93605–10090 PIN, DOWEL 3
16 5H0–1 1536–00 GEAR, DRIVE (38T) 1
17 90214–20023 WASHER, CLAW 1
18 90240–07083 PIN, CLEVIS 1
19 90501–07629 SPRING, COMPRESSION 1
20 93602–13177 PIN, DOWEL 1
21 5H0–11531–00 GEAR, BALANCE WEIGHT (38T) 1
22 15E–11454–00 WEIGHT 1 1
23 93306–30427 BEARING 1
4
FIG. 3 CRANKSHAFT. PISTON
REF.
NO.
24 93306–30427 BEARING 1
25 90282–05013 KEY, STRAIGHT 1
26 90215–14205 WASHER, LOCK 1
27 90170–14284 NUT 1
28 90280–05013 KEY, WOODRUFF 1
29 90201–10508 WASHER, PLATE 1
30 90101–10188 BOLT 1
31 36X–13324–00 GEAR, PUMP DRIVE 1
PART NO. DESCRIPTION REMARKS
5RS1
B
5
FIG. 4 VALVE
REF.
NO.
10 5H0–12156–00 SHAFT, ROCKER 2 1
11 5H0–12146–00 SHAFT, ROCKER 1
12 93210–09165 O–RING 1
13 2NX–12159–00 SCREW, VALVE ADJUSTING 2
14 90170–06128 NUT 2
PART NO. DESCRIPTION REMARKS
1 5N0–12111–01 VALVE, INTAKE 1
2 5N0–12121–01 VALVE, EXHAUST 1
3 4G0–121 16–01 SEAT, VALVE SPRING 2
4 4G0–12113–01 SPRING, VALVE INNER 2 YELLOW
5 4G0–12114–01 SPRING, VALVE OUTER 2 YELLOW
6 5H0–121 19–00 SEAL, VALVE STEM 2
7 4G0–121 17–00 RETAINER, VALVE SPRING 2
8 4G0–12118–00 COTTER, VALVE 4
9 36X–12151–00 ARM, VALVE ROCKER 2
5RS1
B
6
FIG. 5 CAMSHAFT.CHAIN
REF.
NO.
10 2LN–12210–10 TENSIONER ASSY, CAM CHAIN 1
11 4FM–12213–00 GASKET, TENSIONER CASE 1
12 91317–06025 BOLT 2
13 97027–06016 BOLT 2
14 92907–06600 WASHER, PLATE 2
PART NO. DESCRIPTION REMARKS
1 5N0–12171–10 CAMSHAFT 1 1
2 1KH–12176–00 SPROCKET, CAM CHAIN 1
3 93604–1001 1 PIN, DOWEL 1
4 90101–10303 BOLT 1
5 90201–10591 WASHER, PLATE 1
6 90387–255F3 COLLAR 1
7 94580–41 104 CHAIN 1
8 5H0–12231–00 GUIDE, STOPPER 1 1
9 5N0–12241–00 GUIDE, STOPPER 2 1
5RS1
B
7
FIG. 6 OIL PUMP
REF.
NO.
10 93210–347A1 O–RING 1
11 5H0–13440–00 ELEMENT ASSY, OIL CLEANER 1
12 15A–13447–00 COVER, OIL ELEMENT 1
13 93210–54175 O–RING 1
14 90109–06419 BOLT 1
15 93210–07135 O–RING 1
PART NO. DESCRIPTION REMARKS
1 5H0–13300–02 OIL PUMP ASSY 1
2 5H0–13326–01 .GEAR, PUMP DRIVEN 2 (45T) 1
3 93603–12030 .PIN, DOWEL 1
4 4BE–13329–01 GASKET, PUMP COVER 1
5 98707–06030 SCREW, FLAT HEAD 3
6 5H0–13327–00 COVER, PUMP GEAR 1
7 51Y–13411–00 STRAINER, OIL 1
8 90501–18576 SPRING, COMPRESSION 1
9 5H0–15351–00 PLUG, DRAIN 1
5RS1
B
16 95027–06025 BOLT, FLANGE 1
17 90105–065A1 BOLT, FLANGE 1
8
FIG. 7 INTAKE
REF.
NO.
10 97707–50520 SCREW, TAPPING 7
11 2JX–14451–00 ELEMENT, AIR CLEANER 1
12 2JX–14458–00 GUIDE 1
13 2JX–14422–00 CAP, CLEANER CASE 2 1
14 5U8–14457–00 SEAL 1
15 90154–05005 SCREW, BINDING 4
PART NO. DESCRIPTION REMARKS
1 5LB–13586–02 JOINT, CARBURETOR 1 1
2 93210–35537 O–RING 1
3 90149–06002 SCREW 2
4 90450–44062 HOSE CLAMP ASSY 1
5 2JX–14411–01 CASE, AIR CLEANER 1 1
6 5LB–14453–10 JOINT, AIR CLEANER 1 1
7 2JL–14437–00 DUCT 1
8 2JX–14412–00 CAP, CLEANER CASE 1 1
9 2JX–14452–00 SEAL 1
5RS1
B
16 34X–1443E–00 PIPE, DRAIN 1
17 90467–1 1106 CLIP 1
18 90460–51059 CLAMP, HOSE 1
19 901 19–06056 BOLT, WITH WASHER 1
20 901 19–06063 BOLT, WITH WASHER 2
21 5LB–13584–00 PIPE, INTAKE MANIFOLD 1
22 90338–08007 PLUG 1
23 90467–10041 CLIP 2
24 29N–14425–00 DAMPER 1 1
25 26H–24145–00 DAMPER, SIDE COVER 1
26 3NS–21747–00 DAMPER 1
27 29N–21747–00 DAMPER 1
9
FIG. 8 CARBURETOR
REF.
NO.
10 5RS–14286–00 .SPRING 1
11 5LB–14216–00 .SCREW 2
12 5RS–14341–00 .NOZZLE, MAIN 1
13 5RS–14341–10 .BLEED,NOZZLE MAIN 1
14 288–14343–67 .JET, MAIN (#134) 1
15 5LB–14342–17 .JET, PILOT (#34) 1
PART NO. DESCRIPTION REMARKS
1 5RS–14301–00 CARBURETOR ASSY 1 1
2 97801–05010 .SCREW, PAN HEAD 2
3 5LB–14321–00 .SCREW, THROTTLE 1
4 2JX–14333–00 .SPRING, THROTTLE STOP 1
5 5LB–14357–00 .WASHER, PLAIN 1
6 5LB–1434A–00 .SUCTION PISTON ASSY 1
7 5LB–14936–00 .SEAT, SPRING 1
8 5LB–14275–00 .SPRING 1
9 5RS–14336–00 .NEEDLE 1
5RS1
B
16 5RS–14105–00 .PILOT SCREW SET 1
17 5LB–14368–00 .DIAPHRAGM ASSY 1 1
18 5RS–14589–00 .SPRING 1
19 5LB–14293–00 .COVER 1 1
20 214–24535–00 .SCREW, LEVER FITTING 2
21 50M–14355–00 .PLUG 1
22 5RS–14371–00 .PLUNGER, STARTER 1
23 5RS–14335–00 .SPRING, PLUNGER 1
24 5RS–14364–00 .CAP, STARTER 1
25 5EK–14363–00 .CAP 1
26 5EK–14348–00 .PIPE, ADJUSTER 1
27 5LB–14385–00 .FLOAT 1
10
FIG. 8 CARBURETOR
REF.
NO.
28 5LB–14386–00 .PIN, FLOAT 1
29 5LB–14390–00 .NEEDLE VAL VE ASSY 1
30 98901–04006 .SCREW, BIND 1
31 5LB–14384–00 .GASKET, FLOAT CHAMBER 1
32 4JP–14323–00 .DRAIN, SCREW 1
33 5LB–14592–00 .SCREW 4
34 5LB–14292–00 .BRACKET 2 1
35 5FY–14197–00 .PIPE 1
36 5FY–14196–00 .PIPE 1
37 4TR–83790–00 .HEATER ASSY (15W) 1
38 5FU–82103–00 .TERMINAL 1 1
39 90201–08016 .WASHER, PLATE 1
40 5GM–14243–00 .PLATE 1
PART NO. DESCRIPTION REMARKS
5RS1
B
11
FIG. 9 EXHAUST
REF.
NO.
10 98907–06010 SCREW, BIND 2
11 90206–06090 WASHER, WAVE 2
12 3YF–14714–00 GASKET, MUFFLER 1
13 91317–08025 BOLT 1
14 92907–08600 WASHER, PLATE 1
15 22W–24181–00 DAMPER, LOCATING 1 1
PART NO. DESCRIPTION REMARKS
1 2JX–14611–01 PIPE, EXHAUST 1 1
2 5H0–14612–00 NUT, RING 1
3 5LB–14628–00 PROTECTOR, EXHAUST PIPE 1
4 4BD–14766–00 WASHER, PROTECTOR 4
5 98907–06010 SCREW, BIND 2
6 90206–06090 WASHER, WAVE 2
7 2JL–14711–1 1 MUFFLER 1 1
8 2JX–14728–00 PROTECTOR, MUFFLER 2 1
9 90202–05191 WASHER, PLATE 4
5RS1
B
16 4BE–14613–00 GASKET, EXHAUST PIPE 1
17 91317–06020 BOLT 2
18 91317–08016 BOLT 1
19 90201–08326 WASHER, PLATE 2
20 95817–08016 BOLT, FLANGE 1
21 90201–08326 WASHER, PLATE 1
12
FIG. 10 CRANKCASE
REF.
NO.
10 90430–06014 GASKET 1
11 3Y1–11166–00 PIPE, BREATHER 1 1
12 90467–14015 CLIP 2
13 90465–08020 CLAMP 1
14 90462–08225 CLAMP 1
15 90462–08224 CLAMP 1
PART NO. DESCRIPTION REMARKS
1 5EK–15100–01 CRANKCASE ASSY 1
2 99530–12016 .PIN, DOWEL 2
3 371–1 1167–01 .PIPE, BREATHER 2 1
4 95027–06040 .BOLT, FLANGE 2
5 90387–125F1 COLLAR 1
6 90387–125F1 COLLAR 1
7 95027–06030 BOLT, FLANGE 7
8 95027–06090 BOLT, FLANGE 2
9 95027–06085 BOLT, FLANGE 1
5RS1
B
16 90465–08127 CLAMP 1
13
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