Graco 203965 Monark Air Motor Trip Rod

Graco 203965 Monark Air Motor Trip Rod is an OEM replacement part designed for reliable cycling of Monark air motors. It ensures smooth toggling and prevents stalling or erratic operation.

Fits Monark air motor models: 207546, 206955, 205997, 215363, 222791, 210004
Restores correct motor operation and air-valve toggle function
Durable OEM-quality construction for long service life

$145.25

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Description

Compatibility & Key Details

Compatible Machines

This Graco 203965 Monark Air Motor Trip Rod is used in the air-motor section of the following Monark assemblies (by model & series):

Graco Monark Air Motor 207546 — Series H
Graco Monark Air Motor 206955 — Series K
Graco Monark Air Motor 205997 — Series K
Graco Monark Air Motor 215363 — Series D
Graco Monark Air Motor 222791 — Series D
Graco Monark Air Motor 210004 — Series H

What This Part Does

The Trip Rod in a Monark air motor helps toggle the air-valve mechanism so the motor cycles correctly. A worn or damaged rod can cause erratic operation; replacing it restores smooth reciprocation.

Part Details

Manufacturer	Graco
OEM Part Number	203965
Part Name	Monark Air Motor Trip Rod
System/Section	Monark air motor (toggle/trip mechanism)
Typical Symptoms When Worn	Motor stalls, fails to toggle, or cycles erratically
Installation Notes	Protect rod surface during handling; confirm orientation per service manual

Fitment Tips

Match your air motor’s model and series (e.g., 206955 Series K) to ensure compatibility.
Inspect the original rod for wear or scoring—replace if surface damage is present.
Follow the Graco Monark air-motor service procedure when installing.

Frequently Asked Questions

Not all. It fits specific Monark air-motor assemblies (e.g., 207546 Series H, 206955 Series K, 205997 Series K, 215363 Series D, 222791 Series D, 210004 Series H). Always confirm by checking your model/series parts list.

Erratic cycling, stalling, failure to toggle at end-of-stroke, or visible scoring/wear on the rod surface are common indicators.

Yes—avoid marring the rod surface (use padded grips if needed), keep components clean, and follow the sequence/orientation in the Monark air-motor service manual.

Yes—Graco 203965 is an OEM replacement Trip Rod for Monark air motors.

Locate the air motor’s identification tag (model & series) and match it to the list above or your official Graco parts breakdown for that model/series.