The Multiquip 84004206 Magneto MD80 Armature is a genuine OEM ignition component designed for the MD80 mid-sized hydrostatic ride-on power trowel. Sourced directly from Multiquip, this armature matches the exact electrical output and mounting specification of the original part. It is a direct-fit replacement for MD80 units, requiring no fabrication or adaptation to install. Keeping an original-spec armature in place ensures the ignition system fires consistently and the trowel engine starts and runs as designed.
Key Features
- OEM Ignition Output Spec — Wound and calibrated to the same magnetic field strength and coil resistance as the original, ensuring correct spark timing for the MD80 engine.
- Direct-Fit Replacement — Bolt pattern and air gap specification match the original mounting points on MD80 hydrostatic trowel engines, so installation follows standard service procedure.
- MD80 Trowel Compatibility — Confirmed fit for the Multiquip MD80 mid-sized hydrostatic ride-on power trowel series.
- Consistent Ignition Performance — A correctly functioning armature maintains strong spark under load; a worn or failing unit causes hard starting, misfires, or complete ignition loss during finishing operations.
- Genuine Multiquip OEM Part — Manufactured to Multiquip specifications under part number 84004206, ensuring authentic component quality for professional trowel service.
The magneto armature is the core of the engine's ignition system — it generates the electrical pulse that fires the spark plug at precisely the right moment in the combustion cycle. As the flywheel spins, the armature's coil cuts through the magnetic field to produce that high-voltage signal. When the armature degrades or fails, the spark becomes weak or intermittent, leading to rough running, loss of power, or a no-start condition that takes a ride-on trowel completely out of service. Replacing it with a correctly spec'd OEM unit like the Multiquip 84004206 restores ignition reliability and keeps the MD80 performing at full capacity on the slab.
For questions about fitment or to confirm this is the correct part for your MD80, contact the DHS Equipment parts team before ordering.
Part Details
| Part Number | 84004206 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Magneto MD80 Armature |
Compatibility & Fitment
| Name | Model |
|---|---|
| Hydraulic Ride-On Power Trowels | MD80 |
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.
