The Genie 77492GT is a genuine OEM 3-Position 4-Way Solenoid Valve designed for Genie Z-135/70 and Z-80/60 articulating boom lifts. As a direct OEM replacement, this valve is built to the same specification as the original component installed at the factory, ensuring correct hydraulic operation and full system compatibility. Cross-reference part number 77492GT against your Genie parts manual to confirm fitment before ordering. Sourced directly through authorized Genie supply channels, this component delivers the dependable hydraulic control your machine depends on.
Key Features
- Genuine OEM Hydraulic Precision — Built to Genie's original valve specification, including correct port sizing, spool travel, and flow-path geometry critical to accurate boom function.
- Direct-Swap Installation — Engineered to match the original valve's mounting footprint and hydraulic connections, dropping into the existing manifold without reworking lines or fittings.
- Verified Fitment for Z-Series Articulating Booms — Confirmed for the Z-135/70 and Z-80/60, two of Genie's largest and most demanding articulating boom platforms.
- Full 3-Position, 4-Way Directional Control — The three-position spool provides positive hold-in-center capability, giving operators precise, stable command over hydraulic actuators — flow on, flow reversed, or fully blocked.
- Safety-Critical Hydraulic Integrity — On aerial boom lifts, solenoid valve failure can result in uncontrolled boom movement or loss of function at height; using a genuine OEM valve maintains the hydraulic circuit's designed fail-safe behavior.
A 3-position 4-way solenoid valve is a directional control valve that routes hydraulic fluid to and from actuators — such as boom cylinders — based on electrical signals from the machine's control system. The three positions allow fluid to flow in one direction, reverse, or be blocked entirely, giving the control system precise authority over boom movement. When this valve sticks, leaks, or fails to shift, operators may experience sluggish or unresponsive boom functions, unintended drift, or a complete loss of movement in the affected circuit — all of which represent serious operational and safety concerns on a large articulating boom lift.
Part Details
| Part Number | 77492GT |
|---|---|
| Brand | Genie |
| Part Type | Genuine OEM |
| Description | Solenoid Valve, 3-Position 4-Way |
Compatibility & Fitment
| Name | Model |
|---|---|
| Z-135/70 | Z-135/70 |
| 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.
