Stihl 4140 · Section A · 1 of 19 · 23 parts
Crankcase, Cylinder
Fits KM 55, KM 55 C, KM 55 R, KM 55 RC.
Parts (23)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 4140 021 0300 | Crankcase | 1 |
| 2 | 9639 003 1230 | Oil seal 12x22x7 | 2 |
| 3 | 9503 003 0246 | Grooved ball bearing 6201 | 2 |
| 4 | 4140 036 0300 | Washer | 2 |
| 5 | 4140 030 0401 | Crankshaft | 1 |
| 6 | 4140 029 2300 | Cylinder gasket | 1 |
| 7 | 4140 021 2500 | Engine pan | 1 |
| 8 | 4140 020 1202 | Cylinder with piston Ø 34 mm | 1 |
| 9 | 4140 020 1200 NLA | Cylinder with piston Ø 34 mm → replaced by 4140 020 1202 TI 23/2003 | 1 |
| 10 | 4140 030 2000 | Piston Ø 34 mm | 1 |
| 11 | 4137 034 3000 | Piston ring Ø 34x1.5 mm | 2 |
| 12 | 9463 650 0807 | Snap ring 8x0.7 | 2 |
| 13 | 4137 034 1500 | Piston pin 8x5x22 | 1 |
| 14 | 9075 478 4268 | Pan head self-tapping screw IS-D5x60 | 4 |
| 15 | 4140 195 0601 | Starter cup | 1 |
| 16 | 4117 162 8900 | Washer | 1 |
| 17 | 4140 190 2010 | Driver | 1 |
| 18 | 0000 998 0612 | Torsion spring | 2 |
| 19 | 4133 195 7201 | Pawl | 2 |
| 20 | 0000 400 7000 | Spark plug NGK BPMR7A | 1 |
| 20 | 1110 400 7005 | Spark plug Bosch WSR 6 F | 1 |
| 21 | 0783 830 2000 | Tube of sealant Dirko HT red option | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 4140 007 1050 | Set of gaskets | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering. NLA = withdrawn by STIHL before 2012.
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