The Genie 43394GT is a genuine OEM O-Style Retaining Ring built for TZ-34/20, TZ-50, and TMZ-34/19 trailer-mounted articulating boom lifts. As an authentic Genie part, it meets the exact dimensional and material specifications required for correct installation and lasting performance. Cross-reference part number 43394GT against your machine's parts manual to confirm it is the right retaining ring for your application.
Key Features
- Genuine OEM Specification — Manufactured to Genie's exact material and dimensional standards, ensuring the O-Style profile seats and retains correctly without modification.
- Direct Drop-In Replacement — Designed to replace the original retaining ring on TZ-34/20, TZ-50, and TMZ-34/19 booms with no reworking of the mating components.
- Confirmed Fitment — Compatible with Genie TZ and TMZ series trailer-mounted articulating boom lifts, covering a range of trailer boom configurations from the same product family.
- Secure Component Retention — A properly seated retaining ring holds shafts, pins, and bearing assemblies firmly in position. A worn or missing ring allows unwanted axial movement that can accelerate wear across connected components.
- Operational Integrity — On aerial boom lifts, secure retention of rotating and sliding components is critical to safe, predictable machine movement. Replacing a damaged retaining ring restores the assembly to its intended operating condition.
A retaining ring is a fastening component that snaps into a groove on a shaft or inside a bore, preventing axial movement of the parts it secures. The O-Style profile is designed for specific groove geometries that require a rounded cross-section for consistent seating and reliable retention. When a retaining ring is cracked, deformed, or missing, the components it holds can shift out of position, leading to accelerated wear, play in the assembly, and potential failure of the surrounding mechanism. Replacing it with the correct OEM part restores proper assembly geometry and keeps connected components operating as intended.
Part Details
| Part Number | 43394GT |
|---|---|
| Brand | Genie |
| Part Type | Genuine OEM |
| Description | O-Style Retaining Ring |
Compatibility & Fitment
| Name | Models |
|---|---|
| TMZ-34/19 | TMZ-34/19 |
| TZ-34/20 | TZ-34/20 |
| TZ-50 | TZ-50 |
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.
