Multiquip 43839 Engine Air Filter

The Multiquip 43839 Engine Air Filter is a genuine OEM replacement designed for the PRX Ride-On Power Float series. As an authorized Multiquip OEM component, it is manufactured to the exact specifications required by your machine — ensuring proper fit and consistent engine protection. This filter is a direct drop-in replacement for PRX hybrid ride-on trowels, making it a straightforward swap during routine service intervals.

Key Features

• OEM Filtration Integrity — Engineered to the exact filtration media density and dimensional spec required by the PRX engine, preventing unfiltered air from entering the combustion chamber.
• Direct-Fit Replacement — Seats correctly in the OEM airbox housing on PRX Ride-On Power Float models with no trimming or adapter required.
• PRX Series Compatibility — Verified fitment for the PRX hybrid ride-on power float lineup; confirm your model against part number 43839 before ordering.
• Engine Protection Under Load — A clean, properly sealed air filter keeps abrasive concrete dust and debris out of the engine, preserving compression and extending engine life during continuous finishing operations.
• Scheduled Maintenance Ready — Replacing the air filter at recommended intervals maintains fuel efficiency and helps prevent premature wear on rings, cylinders, and valves.

The engine air filter is the primary barrier between the outside environment and your engine's intake. On a ride-on power float operating over fresh concrete, airborne dust and particulate levels are high — a clogged or degraded filter restricts airflow, richens the fuel mixture, and forces the engine to work harder than it should. Left unaddressed, a failed air filter allows abrasive particles into the combustion chamber, accelerating wear on internal engine components and leading to costly repairs. Replacing the filter with a genuine OEM part like the Multiquip 43839 ensures the correct fit within the airbox and maintains the intake sealing needed to protect your engine.

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.