Description
Overview:
The Crankshaft - Genuine Stihl Part - OEM No. 1140 030 0409 is a core engine component for Stihl chainsaws, designed to convert the piston's linear motion into smooth rotational drive. Built to Stihl's original equipment standards, this precision-machined metal assembly supports reliable power transfer to the clutch and chain drive. As a genuine Stihl replacement, it matches the factory dimensions and tolerances required for correct running and long service life. Ideal for maintaining or rebuilding the engine on the Stihl MS400C, it helps restore performance, reduce vibration, and protect surrounding components when paired with good bearings and seals. Suitable for professional users and DIY maintenance, it offers dependable fit and function with the reassurance of OEM specification.
Key Features:
- Genuine Stihl part for assured compatibility and performance
- OEM No. 1140 030 0409 for exact specification and fit
- Precision-machined for smooth running and reduced vibration
- Durable construction for long service life in demanding use
- Accurate alignment of crank webs and journals for engine efficiency
- Supports reliable power transfer to clutch and chain drive
- Designed for straightforward installation during engine rebuilds
- Helps restore output and throttle response on worn engines
- Compatible with standard service practices using OEM bearings and seals
- Suitable for professional forestry, landscaping, and trade environments
Typical Applications:
Used during engine repairs or full rebuilds on Stihl MS400C chainsaws where the original crankshaft is worn, damaged, or seized. Ideal after high hours, bearing failure, or impact events to restore smooth operation, correct timing relationships, and dependable drive to the bar and chain in routine cutting, felling, and site work.
Also known as:
Chainsaw crankshaft, engine crankshaft, crank, crank assembly, rotating assembly shaft for chainsaw engines, Stihl MS400C crankshaft replacement, OEM crankshaft for Stihl petrol chainsaws.
Fits Models:
MS400C
Alternate Part Numbers:
1140 030 0409, 1140-030-0409, 11400300409
Product Specifications
L&S Part No. | 1140 030 0409 |
---|---|
Part Type | Genuine Part |
Manufacturer | Stihl |
OEM No. | 11400300409 |
Unit of Sale | 1 |
Applications | MS400C |
Machine Type | Chainsaws |
Fits Brands | Stihl |
Fits Models | MS400C |