Description
Overview:
This Genuine Stihl crankshaft (part no. 4229 030 0400) is a core engine component for selected Stihl handheld blowers and shredder vacs, including the SH 55 and SH 85. Manufactured from high-quality steel and precision-machined, it converts the piston's linear motion into rotary motion to drive the engine smoothly. A correct, tight-tolerance crankshaft helps maintain compression, balance and durability, reducing vibration and restoring reliable starting and power delivery. Built to OEM specifications for a direct replacement, it is suited to routine overhauls or repairs where the original crankshaft is worn, scored or damaged. Use it to bring your Stihl blower or vacuum's engine back to consistent performance and extend the service life of the machine.
Key Features:
- Genuine Stihl part for assured compatibility and OE performance
- Precision-ground journals and accurate balance to reduce vibration
- High-quality steel construction for strength and long service life
- Manufactured to OEM dimensions for a straightforward, direct fit
- Helps restore smooth running, power output and reliable starting
- Compatible with OEM bearings, seals and associated engine hardware
- Suitable for professional repair or a careful DIY rebuild
- Supports correct crankcase sealing when used with good bearings and seals
- Corrosion-resistant finish on critical surfaces to protect during service
- Ideal replacement when the original crankshaft shows wear, scoring or play
Typical Applications:
Replacing a worn or damaged crankshaft during an engine rebuild on Stihl handheld blowers and shredder vacs. Used to resolve issues such as knocking, excessive vibration, poor compression, or failed bearings that have marked the crank. Suitable for routine maintenance programmes in landscaping, grounds care, and domestic use where dependable engine performance is required.
Also known as:
Engine crank, crank assembly, rotating shaft, crank spindle, crank web assembly, drive shaft for two‐stroke engine, internal engine shaft. Commonly referred to as the blower crankshaft or vac/blower crank, depending on the machine type.
Fits Models:
BG 45, BG 46, BG 50, BG 55, BG 65, BG 85, BR 45 C, SH 55, SH 85
Alternate Part Numbers:
4229-030-0400, 42290300400
Product Specifications
| L&S Part No. | 4229 030 0400 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42290300400 |
| Unit of Sale | 1 |
| Applications | BG 45, BG 46, BG 50, BG 55, BG 65, BG 85, BG45, BG46, BG50, BG55, BG65, BG85, BR 45 C, BR45C, SH 55, SH 85, SH55, SH85 |
| Machine Type | Blower/Shredders |
| Fits Brands | Stihl |
| Fits Models | BR45C | SH55, SH85 | BG50 | BG55 | BG85 |
