The Husqvarna 542199553 Flywheel is a genuine OEM replacement component designed for the FS8400D floor saw. Sourced directly from Husqvarna, this flywheel is manufactured to the same specifications as the original, ensuring a correct, reliable installation. DHS Equipment supplies this part to help keep your floor saw performing at full capacity. Cross-reference part number 542199553 against your parts diagram to confirm fitment before ordering.
Key Features
- Genuine OEM Construction — Manufactured to Husqvarna's original mass, balance, and material specifications, so the engine timing and power delivery behave exactly as designed for the FS8400D.
- Direct-Replacement Fit — Engineered to mount to the crankshaft and align with the ignition system using the original bolt pattern and keyway, requiring no machining or adaptation.
- FS8400D Floor Saw Compatibility — Designed specifically for the FS8400D, one of Husqvarna's heavy-duty walk-behind floor saws built for large-scale concrete and asphalt cutting applications.
- Restored Engine Smoothness — A correctly balanced flywheel maintains steady crankshaft rotation and stable engine output, eliminating the vibration and misfiring caused by a damaged or out-of-balance unit.
- Ignition Timing Integrity — The flywheel carries the magnets that trigger the ignition system; using the correct OEM part preserves proper spark timing and protects the ignition module from premature wear.
The flywheel is a heavy rotating disc mounted on the engine crankshaft that stores rotational energy between power strokes, keeping the engine running smoothly and at a consistent speed under load. On equipment like the FS8400D floor saw, it also carries the magnets that pass the ignition coil to generate the spark needed for combustion. When a flywheel becomes cracked, corroded, or mechanically damaged, the result is rough running, hard starting, erratic spark timing, or — in severe cases — complete engine failure. Replacing it with a genuine Husqvarna flywheel restores correct balance and ignition function, getting the saw back to productive cutting.
Part Details
| Part Number | 542199553 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Flywheel |
Compatibility & Fitment
| Name | Model |
|---|---|
| Floor Saw | FS8400D |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
