STIHL Parts & Spec Guide Unofficial
← HS 81 R, HS 81 RC, HS 81 T, HS 81 TC, HS 86 R, HS 86 T

Stihl 4237 · Section L · 11 of 14 · 21 parts

Gear head HS 81 T, 86 T

Fits HS 81 T.

Position —

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Parts (21)

PosPart numberDescriptionQty
1 4237 640 0500 Gear housing 1
2 0000 988 8600 Sleeve 2
3 9513 003 0912 Needle cage 8x12x8 1
4 9381 003 2070 Cylindrical pin 4x12 1
5 9503 003 5190 Grooved ball bearing 6001-2RS 1
6 9456 621 3100 Circlip 28x1.2 1
7 4237 160 2900 Clutch drum 1
8 4237 642 0400 Drive pinion 1
9 4237 642 4800 Thrust plate 2
10 4237 640 7500 Spur gear 1
11 4237 640 6801 Connecting rod 2
12 4237 649 0300 Gasket 1
13 4237 649 0301 Gasket 1
14 4237 640 5800 Gearbox cover 1
15 9513 003 0912 Needle cage 8x12x8 2
16 4226 641 6500 Screw plug 1
17 4237 640 5804 Gearbox cover 1
18 4237 641 6502 Screw plug 1
19 4237 649 0307 Gasket 1
20 9075 478 4159 Pan head self-tapping screw IS-D5x24 9
21 0781 120 1109 Gear lubricant 80 g option 1

2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.

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