Graco 287466 Pinion Housing Repair Kit for 7900

The Graco 287466 Pinion Housing Repair Kit is an OEM drive system component for restoring smooth gear operation and proper power transfer in Graco 7900 series airless sprayers.

Fits Graco GMAX II 7900
Fits Graco 7900 Standard Series
Fits Graco 7900 ProContractor Series
Supports gear and pinion alignment
Genuine Graco original replacement kit

Retail Price: $960

You save: $153.6 (16.00%)

Our Price: $806.4

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Description

Compatible Machines

Graco GMAX II 7900
Graco 7900 Standard Series Airless Sprayer
Graco 7900 ProContractor Series

Product Description

The Graco 287466 Pinion Housing Repair Kit is a genuine OEM replacement kit designed specifically for the Graco 7900 series airless paint sprayers. This kit restores proper alignment and smooth operation of the drive system by replacing the worn or damaged pinion housing components that support the gear and pinion assembly.

A properly functioning pinion housing is critical for efficient power transfer from the engine to the pump. Installing this kit helps reduce vibration, prevents premature gear wear, and ensures consistent spraying performance in heavy-duty professional applications.

Key Features

Part Number	287466
Product Type	Pinion Housing Repair Kit
Application	Drive system gear and pinion support
Brand	Graco (Original OEM)
Series Compatibility	7900 Series Airless Paint Sprayers

Frequently Asked Questions

It repairs or replaces the pinion housing that supports the gear and pinion assembly inside the sprayer’s drive system, ensuring smooth power transfer and correct gear alignment.

Yes, this is a genuine Graco OEM repair kit manufactured to factory specifications for proper fit and long-term reliability.

Common signs include abnormal noise from the drive section, vibration, inconsistent pump movement, or visible wear to the gear and pinion components.