

The Graco MTA685 Spider Drive Shaft Kit P-40 is a genuine OEM replacement drive shaft assembly that ensures proper motion transfer in P-40 series Graco sprayers, keeping fluid delivery consistent.
Graco MTA685 Spider Drive Shaft Kit P-40 is a genuine OEM replacement spider drive shaft and components designed for Graco sprayers that use the P-40 drive configuration. This kit ensures proper rotational transfer between the motor/gearbox and pump fluid section for reliable spraying performance.
| Product | Graco MTA685 Spider Drive Shaft Kit P-40 |
|---|---|
| Type | Drive Shaft Replacement Kit |
| Compatibility | Graco P-40 Series Sprayers |
| OEM Part | Yes — Genuine Graco Replacement |
This component kit restores the spider drive shaft portion of the P-40 series sprayer’s drive mechanism. Built to OEM standards, it maintains the proper rotational motion transfer between the motor and fluid pump for consistent spray delivery, especially on heavy-duty jobs.