The Genie 77494GT is a genuine OEM Relief Valve, 750 PSI, designed for the Z-80/60 articulating boom lift. Sourced directly from Genie, this part meets the original engineering specifications for the Z-80/60 hydraulic system, ensuring correct pressure regulation right out of the box. Cross-reference part number 77494GT against your Genie parts manual to confirm fitment before ordering. As a genuine OEM component, it is the same part installed at the factory — no guesswork on compatibility.
Key Features
- OEM-Calibrated Pressure Setting — Factory-set to 750 PSI, matching the hydraulic circuit design of the Z-80/60 for accurate, consistent pressure relief without adjustment.
- Direct Hydraulic Line Replacement — Engineered to connect directly into the existing hydraulic circuit of the Z-80/60, using the same port configuration and thread spec as the original.
- Confirmed Fitment for the Z-80/60 — Built specifically for the Genie Z-80/60 articulating boom lift, eliminating compatibility concerns common with non-OEM alternatives.
- Protects Downstream Hydraulic Components — A properly functioning relief valve shields pumps, cylinders, and hoses from pressure spikes that cause premature wear or sudden failure.
- Operational Safety on Elevated Equipment — Correct hydraulic pressure control is critical to stable boom movement and safe platform positioning at height; a failed or drifting relief valve can compromise both.
A relief valve is a pressure-management component within the hydraulic system. Its job is to open and divert hydraulic fluid when system pressure exceeds a set threshold — in this case, 750 PSI — preventing dangerous over-pressurization of hoses, cylinders, and the pump. On an articulating boom like the Z-80/60, where precise, controlled movement at significant working heights is essential, a correctly calibrated relief valve is fundamental to both performance and operator safety. When this valve wears, sticks, or drifts from its set point, the result can be sluggish boom response, erratic movement, or uncontrolled pressure buildup that damages other hydraulic components and creates unsafe operating conditions.
Part Details
| Part Number | 77494GT |
|---|---|
| Brand | Genie |
| Part Type | Genuine OEM |
| Description | Relief Valve, 750 PSI |
Compatibility & Fitment
| Name | Model |
|---|---|
| Z-80/60 | Z-80/60 |
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.
