Graco 287422 Input Shaft

The Graco 287422 Input Shaft is a genuine drive component that transfers power from the motor to the pump assembly, ensuring smooth and reliable operation of compatible airless sprayers.

OEM input drive shaft for power transmission
Heavy-duty construction for professional use
Fits Graco GMAX 3400, GMAX II 3900, and GMAX II 5900

Retail Price: $320

You save: $44.48 (13.90%)

Our Price: $275.52

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Description

Compatible Machines

Graco GMAX 3400
Graco GMAX II 3900
Graco GMAX II 5900

Product Description

The Graco 287422 Input Shaft is a genuine OEM drive component used in professional airless paint sprayers. This shaft transfers rotational power from the engine or motor to the pump and clutch assembly, allowing smooth and efficient paint delivery. It plays a critical role in maintaining proper drive alignment, torque transmission, and overall spraying performance.

Key Functions

Function	Transfers mechanical power from motor to pump system
Application	Professional airless paint sprayers
Build Type	Hardened steel for high-load and continuous operation
Part Type	OEM replacement input drive shaft

Frequently Asked Questions

The input shaft transfers rotational power from the engine or electric motor to the pump and clutch system, enabling the sprayer to build pressure and move coating material.

Yes, the Graco 287422 Input Shaft is an OEM component manufactured to Graco specifications for exact fit and long-term durability.

Replacement is recommended if there is excessive wear, vibration, loss of power transfer, or damage to the drive connection between the motor and pump.