1979 Yamaha DT125 Parts Catalog
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DT125F
A1
1 (2A6-15111-02-00) CRANKCASE 1 . . . . . . . . . . . . 1
2 2A6-15121-01-00 CRANKCASE 2 . . . . . . . . . . . . 1
3 99510-20020-00 PIN, DOWEL . . . . . . . . . . . . . . 1
4 99530-10014-00 PIN, DOWEL . . . . . . . . . . . . . . 1
5 98580-06550-00 SCREW PAN HEAD
(92503-06050) . . . . . . . . . . . . . 5
6 92580-06560-00 SCREW PAN HEAD . . . . . . . . . 3
7 98501-06070-00 SCREW, PAN HEAD . . . . . . . . 3
8 98501-06075-00 SCREW, PAN HEAD . . . . . . . . 1
9 90430-12207-00 GASKET . . . . . . . . . . . . . . . . . 1
10 90340-12005-00 PLUG, DRAIN . . . . . . . . . . . . . 1
11 95611-10630-00 BOLT, STUD . . . . . . . . . . . . . . 2
12 95611-10640-00 BOLT, STUD . . . . . . . . . . . . . . 2
13 90179-10201-00 NUT . . . . . . . . . . . . . . . . . . . . . 4
14 99530-14016-00 PIN, DOWEL . . . . . . . . . . . . . . 2
15 304-15128-00-00 HOLDER . . . . . . . . . . . . . . . . . 1
16 92501-08010-00 SCREW, PAN HEAD . . . . . . . . 1
17 90116-08104-00 BOLT, STUD . . . . . . . . . . . . . . 4
18 18G-11351-01-00 GASKET, CYLINDER . . . . . . . . 1
19 2A6-11311-00-00 CYLINDER 1 . . . . . . . . . . . . . . 1
20 2A6-11181-00-00 GASKET, CYLINDER HEAD 1 . 1
21 (2N4-11111-00-00) HEAD, CYLINDER 1 . . . . . . . . . 1
22 90201-08100-00 WASHER, PLATE . . . . . . . . . . . 4
23 95333-08600-00 NUT . . . . . . . . . . . . . . . . . . . . . 4
24 CMP-N7YC0-00-00 CHAMPION N7YC 4PK . . . . . . . 1
25 2N4-15371-00-00 BREATHER . . . . . . . . . . . . . . . 1
26 90445-07340-00 HOSE . . . . . . . . . . . . . . . . . . . . 1
27 328-15316-00-00 DAMPER, ENG MOUNT 1
(328-15316-00) . . . . . . . . . . . . . 2
CONTINUED ON NEXT FRAME ➤
CRANKCASE - CYLINDER
Ref. Part
No. Number Description Qty Remarks
A2
DT125F
28 401-15317-00-00 SPACER, ENG MOUNT . . . . . . 1
29 93210-11073-00 O-RING . . . . . . . . . . . . . . . . . . 2
30 2A6-11161-00-00 ABSORBER 1 . . . . . . . . . . . . . 1
31 2A6-11162-00-00 ABSORBER 2 . . . . . . . . . . . . . 1
32 3LN-2139U-00-00 ABSORBER 2 . . . . . . . . . . . . . 2
33 2A6-11127-00-00 ABSORBER 3 . . . . . . . . . . . . . 2
34 2A6-11127-00-00 ABSORBER 3 . . . . . . . . . . . . . 2
35 2A6-11129-00-00 ABSORBER 5 . . . . . . . . . . . . . 1
36 90116-06016-00 BOLT, STUD . . . . . . . . . . . . . . 2
CRANKCASE - CYLINDER
Ref. Part
No. Number Description Qty Remarks
A3
DT125F
1 2N4-11400-00-00 CRANKSHAFT ASSEMBLY . . . 1
2 1W1-11412-01-00 . CRANK 1 . . . . . . . . . . . . . . . . 1
3 1W1-11422-01-00 . CRANK 2 . . . . . . . . . . . . . . . . 1
4 25V-11651-00-00 . ROD, CONNECTING 1 . . . . . . 1
5 3M5-11681-00-00 . PIN, CRANK 1 . . . . . . . . . . . . 1
6 93310-42277-00 . BEARING, CYLINDER.#10
(93310-42231) . . . . . . . . . . . . 1
7 90209-22248-00 . WASHER . . . . . . . . . . . . . . . . 2
8 2A6-11631-00-96 PISTON STD . . . . . . . . . . . . . . 1
2A6-11635-00-00 PISTON 1 O/S 0. 5 . . . . . . . . . . 1 ALT. PART
2A6-11636-00-00 PISTON 2 O/S 0. 0 . . . . . . . . . . 1 ALT. PART
2A6-11637-00-00 PISTON 3 O/S 0. 5 . . . . . . . . . . 1 ALT. PART
2A6-11638-00-00 PISTON 4 O/S 1. 0 . . . . . . . . . . 1 ALT. PART
9 2N4-11610-00-00 PISTON RINGSET STD (STD)
(2A6-11610-00) . . . . . . . . . . . . . 1
2N4-11610-10-00 PISTON RINGSET 1ST
(1ST O/S) (2A6-11610-10) . . . . . 1 ALT. PART
2N4-11610-20-00 PISTON RINGSET 2ND
(2ND O/S) (2A6-11610-20) . . . . 1 ALT. PART
2N4-11610-30-00 PISTON RINGSET 3RD
(3RD O/S) (2A6-11610-30) . . . . 1 ALT. PART
2N4-11610-40-00 PISTON RINGSET 4TH
(4TH O/S) . . . . . . . . . . . . . . . . . 1 ALT. PART
10 93310-216L2-00 BEARING, CYLINDRICAL . . . . 1
11 137-11633-00-00 PIN, PISTON . . . . . . . . . . . . . . 1
12 93450-17044-00 CIRCLIP . . . . . . . . . . . . . . . . . . 2
13 93306-20529-00 BEARING (B6205C4) . . . . . . . . 1
14 93102-25061-00 OIL SEAL, SD-TYPE . . . . . . . . 1
15 90201-12593-00 WASHER, PLATE . . . . . . . . . . . 1
16 92901-12100-00 WASHER, SPRING . . . . . . . . . . 1
17 90170-12347-00 NUT, HEXAGON . . . . . . . . . . . . 1
CONTINUED ON NEXT FRAME ➤
CRANK - PISTON
Ref. Part
No. Number Description Qty Remarks
A4
DT125F
18 93306-30421-00 BEARING (B6304C3) . . . . . . . . 1
19 93103-28011-00 OIL SEAL . . . . . . . . . . . . . . . . . 1
20 93210-180A6-00 O-RING . . . . . . . . . . . . . . . . . . 1
21 90387-20488-00 COLLAR . . . . . . . . . . . . . . . . . 1
22 2A6-16111-00-00 GEAR, PRI DRIVE . . . . . . . . . . 1
23 90282-05005-00 KEY, STRAIGHT . . . . . . . . . . . 1
24 90204-12007-00 WASHER, SPRING . . . . . . . . . . 1
25 90179-12244-00 NUT, SPEC’’L SHAPE . . . . . . . 1
26 90280-03017-00 KEY, WOODRUFF . . . . . . . . . . 1
CRANK - PISTON
Ref. Part
No. Number Description Qty Remarks
A5
DT125F
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Print one or all pages of your manual
$32.99
$42.99
This Parts Manual is a comprehensive resource that includes illustrated Exploded Parts Diagrams, making it an invaluable tool for disassembly, repair, and reassembly of your vehicle. It provides clear instructions that are easy for anyone to follow, with detailed illustrations, part numbers, and descriptions to help you locate the correct part.
With this manual, you can easily find the replacement part you need, note down the part number, and either visit your local dealer or search online for significant cost savings compared to dealer prices. There's no need to spend a fortune on printing as you can conveniently print any necessary page whenever required.
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Compatibility: Compatible with all PC & MAC computers
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Language: English
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