Stihl 4135 · Section A · 1 of 20 · 21 parts
FR 125: Crankcase, Cylinder
Fits FR 125.
Parts (21)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 4126 020 2670 | Crankcase, fan side | 1 |
| 2 | 9380 620 2570 | Roll pin 5x12 | 2 |
| 3 | 9503 003 0342 | Grooved ball bearing 6202 | 2 |
| 4 | 9640 003 2794 | Oil seal 25x15x7 | 2 |
| 5 | 4126 020 2870 | Crankcase, starter side | 1 |
| 6 | 4126 030 0470 | Crankshaft | 1 |
| 7 | 9022 341 1050 | Spline screw IS-M5x25 | 3 |
| 8 | 4126 022 0570 | Cylinder | 1 |
| 9 | 4126 030 2072 | Piston | 1 |
| 10 | 4133 034 3000 | Piston ring Ø 33x1.5 mm | 2 |
| 11 | 4112 034 1500 | Piston pin | 1 |
| 12 | 9463 650 0800 | Snap ring 8x0.7 | 2 |
| 13 | 9512 004 1820 | Needle cage 8x11x10 | 1 |
| 14 | 4126 029 2370 | Cylinder gasket | 1 |
| 15 | 9022 341 0980 | Spline screw IS-M5x16 | 2 |
| 16 | 0000 400 7000 | Spark plug NGK BPMR7A | 1 |
| 16 | 1110 400 7005 | Spark plug Bosch WSR 6 F | 1 |
| 17 | 0000 998 0606 | Torsion spring | 1 |
| 18 | 1106 405 1000 | Spark plug boot → replaced by 1128 405 1000, 1128 405 1000 TI 30/1995 | 1 |
| 19 | 4126 149 0670 | Muffler gasket | 1 |
| 20 | 0783 830 2000 | Tube of sealant Dirko HT red option | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.
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