Multiquip 42009-45 Exhaust Flange Gasket 2 Hole

The Multiquip 42009-45 is a genuine OEM Exhaust Flange Gasket 2 Hole designed for the HTXG6DF ride-on power trowel. As a direct OEM replacement, this gasket is produced to the exact material and dimensional standards required for correct sealing at the exhaust flange connection. Verified fitment for the HTXG6DF ensures this part installs without modification, restoring the exhaust system to proper operating condition.

Key Features

• Genuine OEM Sealing Material — Produced to OEM specification, ensuring the correct compression characteristics and heat resistance required at the exhaust flange interface.
• Two-Hole Flange Configuration — Matches the 2-hole bolt pattern of the HTXG6DF exhaust flange for a direct, properly aligned installation.
• Confirmed HTXG6DF Fitment — Verified for Whiteman HTXG6DF hydrostatic ride-on power trowels; use part number 42009-45 to confirm compatibility before ordering.
• Exhaust Integrity Restored — A failed or deteriorated exhaust flange gasket allows exhaust gases to escape at the joint, which can affect engine back-pressure, increase noise, and expose operators to fumes.
• Operator Safety Compliance — Maintaining an intact exhaust seal keeps combustion gases routed through the intended exhaust path, supporting safe operation in enclosed or semi-enclosed work environments.

The exhaust flange gasket forms the sealing layer between the engine's exhaust port and the exhaust pipe or manifold flange, preventing hot combustion gases from leaking at the bolted joint. On a ride-on trowel like the HTXG6DF, where the engine operates under sustained load for extended finishing runs, a compromised gasket can allow exhaust gases to escape directly into the operator environment and cause progressive damage to surrounding components from heat exposure. Replacing a worn or blown gasket with the correct OEM part — Multiquip 42009-45 — restores the sealed exhaust path and protects both the machine and the operator.

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.