The Genie 139203GT is a genuine OEM Spark Plug, DF972 built for Genie Z-34/22 IC and Z-34 IC articulating boom lifts. As a direct OEM replacement, this spark plug is matched to the engine specification of these internal combustion boom lifts, ensuring correct fit without modification. Cross-reference part number 139203GT against your machine's parts manual to confirm it is the right plug for your unit before ordering.
Key Features
- Genuine OEM Quality — Manufactured to Genie OEM specification, delivering the correct heat range, electrode gap, and thread pitch for the engine in these IC boom lifts.
- Direct-Fit Replacement — Engineered to install exactly as the original, with no rework or adaptation needed to seat and torque correctly.
- Confirmed Fitment — Fits Genie Z-34/22 IC and Z-34 IC articulating boom lifts; verify part number 139203GT against your serial number in the parts manual.
- Consistent Ignition Performance — A sound spark plug delivers reliable ignition timing and combustion efficiency; a worn or fouled plug leads to hard starting, rough running, and loss of power.
- Operational Safety — Consistent engine firing keeps the machine responding predictably during lift and travel operations, supporting safe use at height.
A spark plug ignites the air-fuel mixture inside the engine cylinder, initiating the combustion cycle that powers the machine. When a spark plug wears, fouls, or fails, the engine may misfire, run rough, fail to start, or lose power during operation — any of which can interrupt work and place stress on other engine components. Replacing it with the correct OEM plug, such as the DF972 specified for these Genie IC boom lifts, restores proper ignition and keeps the engine running as intended.
Part Details
| Part Number | 139203GT |
|---|---|
| Brand | Genie |
| Part Type | Genuine OEM |
| Description | Spark Plug, DF972 |
Compatibility & Fitment
| Name | Models |
|---|---|
| Z-34 IC | Z-34 IC |
| Z-34/22 IC | Z-34/22 IC |
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.
