The Genie 634397GT O-Ring is a genuine OEM sealing component built for Genie GTH series telehandlers. As a direct OEM replacement, this O-Ring meets Genie's original material and dimensional specifications, ensuring a proper seal and correct fit every time. Compatible across a wide range of GTH models — including the GTH-3007, GTH-2506, and GTH-5519 — this part is the correct choice for operators and technicians keeping their Genie telehandlers in service. Always cross-reference part number 634397GT against your machine's parts manual to confirm it is the right O-Ring for your specific unit and variant.
Key Features
- Genuine OEM Material Grade — Manufactured to Genie's original compound and dimensional specifications, this O-Ring delivers the compression and sealing characteristics the machine was designed around.
- Direct Drop-In Replacement — Engineered to the same profile and durometer as the original, this sealing component seats correctly in its groove without rework or adjustment.
- Broad GTH Telehandler Coverage — Fits GTH-3007, GTH-2506, GTH-5519, and multiple regional and emissions-variant models within the GTH family, including AU, AU.2, AU.3, IIIA, IIIB, ACF, FMS, and AU-AG configurations.
- Maintains a Leak-Free Seal — A sound O-Ring prevents fluid from weeping past a joint or fitting. A cracked, flattened, or degraded O-Ring allows leaks that worsen over time, leading to fluid loss and component wear.
- Correct Part for Precision Sealing Points — Using the OEM-specified O-Ring matters wherever a tight, reliable seal is required — off-spec substitutes can cause premature failure at the sealing face.
An O-Ring is a loop-shaped sealing component that sits in a machined groove between two mating parts, compressing to form a fluid-tight barrier when the joint is assembled. On a telehandler, O-Rings are used throughout the machine at fittings, ports, and connections to prevent fluid from escaping the circuit it serves. When an O-Ring ages, hardens, or takes a permanent set, it can no longer maintain adequate compression, and a leak develops at the joint. Replacing a worn O-Ring with the correct OEM part restores the seal and prevents the minor weep from becoming a more significant maintenance issue.
Part Details
| Part Number | 634397GT |
|---|---|
| Brand | Genie |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model |
|---|---|
| GTH-3007 IIIA | GTH-3007 IIIA |
| GTH-3007 IIIB | GTH-3007 IIIB |
| GTH-2506 | GTH-2506 |
| GTH-2506 AU.3 | GTH-2506 AU.3 |
| GTH-3007 | GTH-3007 |
| GTH-3007 AU.3 | GTH-3007 AU.3 |
| GTH-5519 | GTH-5519 |
| GTH-5519 S | GTH-5519 S |
| GTH-2506 AU.2 | GTH-2506 AU.2 |
| GTH-3007 AU.2 | GTH-3007 AU.2 |
| GTH-3007 AU-AG | GTH-3007 AU-AG |
| GTH-3007 FMS | GTH-3007 FMS |
| GTH-2506 AU | GTH-2506 AU |
| GTH-3007 ACF | GTH-3007 ACF |
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.
