The Multiquip 8972178641 Gear Idle DCA25USI 4LE2 is a genuine OEM idle gear designed for the DCA25USI ultra-silent diesel generator. As a direct OEM replacement, this gear is sourced to the exact specifications of the original component fitted at the factory, ensuring proper mesh, tolerancing, and operation within the 4LE2 engine assembly. Confirm your unit's model code is DCA25USI before ordering to ensure a correct match.
Key Features
- OEM Gear Geometry — Manufactured to the precise tooth profile and dimensional tolerances of the original 4LE2 idle gear, ensuring correct mesh with mating gears in the valvetrain or accessory drive.
- Direct-Fit Replacement — Engineered to drop into the existing gear train of the DCA25USI without additional machining or adjustment.
- DCA25USI Compatibility — Confirmed fitment for the Multiquip DCA25USI ultra-silent diesel generator powered by the Isuzu 4LE2 engine.
- Engine Timing and Drive Integrity — A correctly functioning idle gear maintains proper rotational transfer within the engine, supporting consistent fuel delivery, valve timing, and accessory operation at rated output.
- Genuine Multiquip OEM Part — Supplied as an authentic Multiquip component under part number 8972178641, backed by the manufacturer's OEM parts program.
The idle gear in the Isuzu 4LE2 engine serves as an intermediate transfer gear within the engine's gear train, transmitting rotational motion between the crankshaft and driven components such as the camshaft or injection pump. It maintains precise timing relationships that are critical to engine combustion efficiency and stable power output. When this gear wears or fails, it can cause timing deviation, rough running, increased engine noise, or complete loss of function in the systems it drives.
Part Details
| Part Number | 8972178641 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Gear Idle DCA25USI 4LE2 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA25USI |
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.
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