The Genie 56425GT is a genuine OEM Extension Spring,.75x4.5 built for Genie Z-34/22 and Z-30/20 series articulating boom lifts. As a direct OEM replacement, this spring is manufactured to the same specifications as the original part, ensuring a correct, consistent installation without modification. Compatible models include the Z-34/22 N, Z-34/22 DC, Z-34/22 Bi-Energy, Z-34/22 IC, Z-34 IC, Z-30/20 N, and Z-30/20N RJ — cross-reference part number 56425GT against your machine's parts manual to confirm it is the right part for your unit.
Key Features
- Genuine OEM Construction — Manufactured to Genie's original dimensional and material specifications, this extension spring delivers the correct coil diameter, wire gauge, and free length for a consistent, repeatable installation.
- Direct Drop-In Replacement — Engineered to match the original mounting points and tension characteristics, this spring installs in place of the worn or failed part with no rework required.
- Broad Z-Series Compatibility — Fits multiple Z-34/22 and Z-30/20 articulating boom variants, including N, DC, Bi-Energy, IC, and RJ configurations.
- Restores Proper Tension and Return Force — A sound extension spring maintains the correct load across the mechanism it serves. A fatigued or broken spring can cause sluggish return, misalignment, or loss of controlled movement in the affected assembly.
- Supports Safe, Controlled Operation — On articulating boom lifts, spring-loaded mechanisms contribute to controlled, predictable machine behavior. Replacing a worn spring with the correct OEM part helps maintain that control.
An extension spring stores and releases energy by resisting being pulled apart, generating a return force that keeps a mechanism under consistent tension. On articulating boom lifts such as the Z-34/22 and Z-30/20 series, extension springs are used in linkages and control assemblies where a reliable return force is needed to maintain position or restore a component after movement. When a spring fatigues, takes a set, or breaks, the affected mechanism may move inconsistently or fail to return correctly — making timely replacement with the correct OEM part an important part of keeping the boom operating as intended.
Part Details
| Part Number | 56425GT |
|---|---|
| Brand | Genie |
| Part Type | Genuine OEM |
| Description | Extension Spring, .75x4.5 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Z-34/22 N | Z-34/22 N |
| Z-34/22 DC | Z-34/22 DC |
| Z-34/22 Bi-Energy | Z-34/22 Bi-Energy |
| Z-30/20 N | Z-30/20 N |
| Z-30/20N RJ | Z-30/20N RJ |
| Z-34/22 IC | Z-34/22 IC |
| Z-34 IC | Z-34 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.
