Multiquip 6154316310 Gear Idler SAA6D125E-5 DCA-300SSK4

The Multiquip 6154316310 Gear Idler SAA6D125E-5 DCA-300SSK4 is a genuine OEM gear idler designed for the DCA-300SSK4 ultra-silent diesel generator. As a direct OEM replacement, this part is sourced to meet the exact specifications of the original component found in DCA-300SSK4 units equipped with the SAA6D125E-5 engine. Sourcing the correct idler gear for this application is critical — an improper fit or worn component can compromise the gear train's timing and load transfer, leading to performance issues or accelerated drivetrain wear. DHS Equipment supplies this part direct, so you can get your DCA-300SSK4 back to full operation with confidence.

Key Features

• OEM Gear Geometry and Tooth Profile — Manufactured to the exact tooth count, pitch, and dimensional tolerances of the original SAA6D125E-5 gear train, ensuring smooth mesh and proper load distribution.
• Direct Drop-In for DCA-300SSK4 — Engineered specifically for the DCA-300SSK4 generator's engine configuration, this idler installs into the existing gear train without rework or modification to surrounding components.
• Confirmed Fitment for DCA-300SSK4 / SAA6D125E-5 — Verified compatible with DCA-300SSK4 units running the SAA6D125E-5 diesel engine; always cross-reference your serial plate before ordering.
• Maintains Gear Train Integrity — A correctly functioning idler gear keeps rotational force transferring evenly through the drivetrain; a worn or damaged idler can introduce backlash, noise, and uneven power delivery to downstream components.
• Genuine Multiquip OEM Part — Supplied under Multiquip part number 6154316310, this is an authentic OEM component built to the same standard as the part originally installed at the factory.

An idler gear sits within the engine's gear train and serves as an intermediate driver between two or more rotating gears, transmitting rotational force and maintaining correct timing or speed ratios between engine components. In a large diesel generator like the DCA-300SSK4, the idler gear helps keep the accessory or timing gear set synchronized under sustained load — a role that directly affects engine smoothness and output consistency. When an idler gear wears or fails, the result is often audible gear noise, timing deviation, or accelerated wear on the gears it interfaces with, all of which can lead to costly engine damage if left unaddressed.

Part Details

Compatibility & Fitment

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.