Multiquip 1685135012 Oil Pump Assembly

The Multiquip 1685135012 is a genuine OEM Oil Pump Assembly designed for Multiquip diesel-powered generators and welders, including the DA7000SSA2, DA7000SSA2GH, DAC7000SS, DAC7000SSW, DAC7000SSA, and DLW300ES series. As a direct OEM replacement, this assembly is built to the same specifications as the original component, ensuring correct oil pressure and flow characteristics for your equipment. Sourced directly from Multiquip, part number 1685135012 is the verified replacement for these generator and welder platforms. If your machine is showing signs of low oil pressure, increased engine wear, or oil starvation, this assembly is the correct service part to restore proper lubrication system function.

Key Features

• OEM-Grade Internal Tolerances — Engineered to deliver the correct oil pressure output and flow rate required by these diesel engines, maintaining consistent lubrication across all operating loads.
• Drop-In Replacement Design — Matches the original mounting configuration and port dimensions, allowing straightforward installation without modification to the engine block or oil circuit.
• Broad Fitment Across Generator and Welder Lines — Confirmed for DA7000SSA2, DA7000SSA2GH, DAC7000SS, DAC7000SSW, DAC7000SSA, and DLW300ES series equipment.
• Protects Engine Internals — A correctly functioning oil pump maintains a continuous pressurized oil film across bearings, journals, and moving components, preventing premature wear and seizure.
• Verified Genuine OEM Part — Part number 1685135012 is a factory-authorized component, ensuring material quality and dimensional accuracy consistent with the original production part.

The oil pump is responsible for drawing engine oil from the sump and pressurizing it throughout the engine's lubrication circuit. It delivers oil to critical wear surfaces including the crankshaft bearings, camshaft, and cylinder walls, creating a protective film that prevents metal-to-metal contact during operation. When an oil pump wears or fails, oil pressure drops, lubrication becomes inadequate, and engine components can suffer rapid and severe damage — making prompt replacement essential to protecting the engine investment in your generator or welder.

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.