Description
Overview:
The Torsion Spring for Stihl KW85 and FR85T is a genuine Stihl OEM spare part designed to restore and maintain correct return tension in control and linkage mechanisms. Manufactured from durable spring steel, it provides reliable torsional force to help levers, guards and assemblies move smoothly back to position during use. It is suitable for a wide range of Stihl trimmers, brushcutters and related tools, including the KW 85 and FR 85 T. Replacing a fatigued or broken spring helps prevent sluggish operation, misalignment and excessive wear on neighbouring parts. This part is built to Stihl specifications for consistent fit and function and installs as a direct replacement without modification. OEM Part No. 4137 182 4504. Genuine Stihl part.
Key Features:
- Genuine Stihl OEM component for dependable fit and function (4137 182 4504)
- Spring steel construction for high cycle durability and stable tension
- Helps restore smooth, consistent return of controls and linkages
- Direct replacement design to minimise downtime and setup effort
- Compact torsion form for precise seating in confined housings
- Supports routine maintenance; replace when tension is lost or the spring is deformed
- Suitable across many Stihl trimmers, brushcutters, hedge trimmers, pole pruners, augers and Kombi tools
- Helps protect surrounding parts by maintaining correct preload and alignment
Typical Applications:
Used in return and positioning functions within handles, linkages and small mechanisms on Stihl trimmers, brushcutters and compatible handheld machines. Commonly fitted where rotational spring force is required to return a component to its rest position, aiding smooth operation and extending the service life of mating parts.
Also known as:
Torsion coil, coil spring, twist spring, torsion return spring, replacement spring for control/linkage mechanisms in compatible Stihl equipment.
Fits Models:
BT 120 C, BT 121, BT 121 Z, BT 130, BT 130 Z, BT120C, BT121, BT121Z, BT130, BT130Z, FC 100, FC 73, FC 75, FC 85, FC 90, FC100, FC73, FC75, FC85, FC90, FC95, FH 75, FH75, FR 130 T, FR 350, FR 410 C, FR 450, FR 460 TC, FR 480, FR 480 C, FR 85, FR 85 T, FR130T, FR350, FR410C, FR450, FR460TC, FR480, FR480C, FR85, FR85T, FS 100, FS 100 R, FS 100 RX, FS 110, FS 110 R, FS 110 RX, FS 110 X, FS 120, FS 130, FS 130 R, FS 200, FS 240, FS 240 C, FS 240 RC, FS 250, FS 260, FS 260 C, FS 260 RC, FS 460 C, FS 460 RC, FS 75, FS 80, FS 80 R, FS 83, FS 83 T, FS 85, FS 85 R, FS 85 RX, FS 85 T, FS 87, FS 87 R, FS 90, FS 90 R, FS100, FS100R, FS100RX, FS110, FS110R, FS110RX, FS110X, FS120, FS130, FS130R, FS200, FS240, FS240C, FS240RC, FS250, FS260, FS260C, FS260RC, FS460C, FS460RC, FS75, FS80, FS80R, FS83, FS83T, FS85, FS85R, FS85RX, FS85T, FS87, FS87R, FS90, FS90R, FT 100, FT100, HL 100, HL 100 K, HL 75, HL 75 K, HL 90, HL 90 K, HL 95, HL 95 K, HL100, HL100K, HL75, HL75K, HL90, HL90K, HL95, HL95K, HT 101, HT 130, HT 131, HT 70, HT 70 K, HT 73, HT 75, HT101, HT130, HT131, HT70, HT70K, HT73, HT75, KA 120, KA 120 R, KA 250 Attachment, KA 85 R Attachment, KA120, KA120R, KA250 Attachment, KA250Attachment, KA85R Attachment, KA85RAttachment, KM 100, KM 100 R, KM 110 R, KM 130, KM 130 R, KM 85, KM 85 R, KM 90, KM 90 R, KM100, KM100R, KM110R, KM130, KM130R, KM85, KM85R, KM90, KM90R, KR 85, KR 85 Attachment, KR85, KR85 Attachment, KR85Attachment, KW 85, KW85, SP 200, SP 451, SP 481, SP 81, SP 90, SP 90 T, SP200, SP451, SP481, SP81, SP90, SP90T
Alternate Part Numbers:
4137-182-4504, 41371824504
Product Specifications
| L&S Part No. | 4137 182 4504 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 41371824504 |
| Unit of Sale | 1 |
| Applications | BT 120 C, BT 121, BT 121 Z, BT 130, BT 130 Z, BT120C, BT121, BT121Z, BT130, BT130Z, FC 100, FC 73, FC 75, FC 85, FC 90, FC100, FC73, FC75, FC85, FC90, FC95, FH 75, FH75, FR 130 T, FR 350, FR 410 C, FR 450, FR 460 TC, FR 480, FR 480 C, FR 85, FR 85 T, FR130T, FR350, FR410C, FR450, FR460TC, FR480, FR480C, FR85, FR85T, FS 100, FS 100 R, FS 100 RX, FS 110, FS 110 R, FS 110 RX, FS 110 X, FS 120, FS 130, FS 130 R, FS 200, FS 240, FS 240 C, FS 240 RC, FS 250, FS 260, FS 260 C, FS 260 RC, FS 460 C, FS 460 RC, FS 75, FS 80, FS 80 R, FS 83, FS 83 T, FS 85, FS 85 R, FS 85 RX, FS 85 T, FS 87, FS 87 R, FS 90, FS 90 R, FS100, FS100R, FS100RX, FS110, FS110R, FS110RX, FS110X, FS120, FS130, FS130R, FS200, FS240, FS240C, FS240RC, FS250, FS260, FS260C, FS260RC, FS460C, FS460RC, FS75, FS80, FS80R, FS83, FS83T, FS85, FS85R, FS85RX, FS85T, FS87, FS87R, FS90, FS90R, FT 100, FT100, HL 100, HL 100 K, HL 75, HL 75 K, HL 90, HL 90 K, HL 95, HL 95 K, HL100, HL100K, HL75, HL75K, HL90, HL90K, HL95, HL95K, HT 101, HT 130, HT 131, HT 70, HT 70 K, HT 73, HT 75, HT101, HT130, HT131, HT70, HT70K, HT73, HT75, KA 120, KA 120 R, KA 250 Attachment, KA 85 R Attachment, KA120, KA120R, KA250 Attachment, KA250Attachment, KA85R Attachment, KA85RAttachment, KM 100, KM 100 R, KM 110 R, KM 130, KM 130 R, KM 85, KM 85 R, KM 90, KM 90 R, KM100, KM100R, KM110R, KM130, KM130R, KM85, KM85R, KM90, KM90R, KR 85, KR 85 Attachment, KR85, KR85 Attachment, KR85Attachment, KW 85, KW85, SP 200, SP 451, SP 481, SP 81, SP 90, SP 90 T, SP200, SP451, SP481, SP81, SP90, SP90T |
| Machine Type | Brushcutters, Trimmers |
| Fits Brands | Stihl |
| Fits Models | FS75, FS80, FS85 | FS83, FS83T | FS90, FS90R | FS100, FS110 | FS120, FS200, FS250 | FS130, FS130R | FS240, FS260 | FS460C, FS460RC | FR85T, FR85 | FR130T | FR350, FR450, FR480, FR480C | FR410C, FR460TC | HT70, HT70K, HT75 | HT73 | HT101 | HT130 | HT131 | KM85, KM85R | KM90, KM90R | KM100, KM100R, KM110R | KM130, KM130R | KA85R Attachment | KR85 Attachment | KA120, KA120R, KA250 Attachment | KW 85 | FC 73 | FC 75 | FC 85 | FC 90, 95 | FC 100 | BT 130 | BT 120 C | BT 121 | BT 121 Z | BT 130 Z | HL75, HL75K | HL90K, HL90, HL95K | HL100, HL100K | HL 95, HL 95 K | SP 85 | SP 481 |
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