The Multiquip 8941393403 is a genuine OEM Pulley DCA-45USJ 4JG1 designed for the DCA-45USJ ultra-silent diesel generator. Sourced directly from Multiquip, this part carries the exact specifications required for the DCA-45USJ platform, ensuring the drive system performs as intended. If you are servicing or restoring a DCA-45USJ unit, this is the correct OEM pulley to use.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's exact dimensional and material specifications for the DCA-45USJ 4JG1 drive system, ensuring proper belt engagement and load transfer.
- Direct Drop-In Replacement — Engineered to mount in the original pulley position on the DCA-45USJ, matching bolt pattern and shaft interface without alteration.
- Confirmed Fitment for DCA-45USJ — Purpose-built for the Multiquip DCA-45USJ ultra-silent generator series; verify your model code before ordering.
- Sustained Drive System Integrity — A correctly fitted pulley maintains consistent belt tension and rotational alignment, protecting ancillary components from premature wear caused by slippage or misalignment.
- Isuzu 4JG1 Engine Compatibility — Matched specifically to the 4JG1 engine fitted in this generator configuration, ensuring correct pulley-to-engine interface dimensions.
The pulley on a generator is a critical drive component that transfers rotational force from the engine to the alternator or auxiliary systems via a belt. A worn, cracked, or out-of-spec pulley can cause belt slippage, uneven loading on the alternator, and eventual loss of output power. Replacing a damaged pulley with the correct OEM part restores proper belt tracking and maintains the generator's rated electrical output.
For questions about fitment or to confirm compatibility with your DCA-45USJ serial configuration, contact the DHS Equipment team before placing your order.
Part Details
| Part Number | 8941393403 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Pulley DCA-45USJ 4JG1 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA-45USJ | DCA-45USJ |
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.
