Graco 19Y298 Piston Pump
5/5
(1 review)
$410.77
$481.00
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In Stock
OEM replacement lower for the Ultra Max II 650 PC Pro. Quick ProConnect swaps, Chromex durability, and smooth priming for reliable daily use.
- Part: 19Y298 Endurance Chromex pump
- Fits: Ultra Max II 650 PC Pro — Hi-Boy (19Y128), Lo-Boy (19Y129)
- Max Pressure: 3,300 psi
- Outlet: 1/4" NPSM
- Packings: V-Max Blue
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Product Overview & Key Specs
Compatible Machines
- Ultra Max II 650 PC Pro — Hi-Boy (Model 19Y128)
- Ultra Max II 650 PC Pro — Lo-Boy (Model 19Y129)
If your sprayer model is the Ultra Max II 650 PC Pro, this is the correct OEM pump (lower).
What is the Graco 19Y298 Piston Pump?
The Graco 19Y298 Endurance Chromex Piston Pump (complete lower) is the OEM replacement pump for the Ultra Max II 650 PC Pro electric airless sprayers. It features a durable Chromex rod, V-Max Blue packings, and a hardened stainless cylinder for long life. Designed for ProConnect quick-swap changes and equipped with a QuikAccess intake valve for faster cleaning and service.
Key Specifications
| OEM Part | 19Y298 |
|---|---|
| Pump Type | Endurance Chromex piston pump (complete lower) |
| Max Working Pressure | 3,300 psi |
| Outlet Thread | 1/4" NPSM |
| Packings | V-Max Blue high-wear packings |
| Serviceability | ProConnect quick-swap lower; QuikAccess intake valve |
| Compatibility | Ultra Max II 650 PC Pro (Hi-Boy 19Y128, Lo-Boy 19Y129) |
Always verify your sprayer model and serial plate before ordering.
Why choose this pump
- OEM fit & performance for Ultra Max II 650 PC Pro sprayers.
- Chromex rod & hardened cylinder resist abrasion for long service life.
- V-Max Blue packings deliver reliable sealing and pressure stability.
- ProConnect design minimizes downtime with fast lower swaps.
- QuikAccess intake streamlines cleaning and maintenance.
What’s in the box
- 19Y298 Endurance Chromex Pump (Lower) — fully assembled
- Pre-installed packings and valves
- Factory documentation (as supplied by Graco)
Fitment & Ordering Tips
- Match your sprayer label: it should read Ultra Max II 650 PC Pro (19Y128 or 19Y129).
- If your unit is not a 650 PC Pro, contact us with your model/part list for the correct lower.
- Replace worn pump lowers early to maintain pressure and finish quality.
Frequently Asked Questions
It is specified for the Ultra Max II 650 PC Pro (Hi-Boy 19Y128, Lo-Boy 19Y129). For other Ultra Max II variants, the pump lower may differ; share your model number and we’ll confirm the correct part.
Max working pressure is 3,300 psi. The outlet is 1/4" NPSM.
Yes. The Endurance Chromex lower comes assembled with V-Max Blue packings and factory valves for immediate installation.
Flush promptly after use, keep the QuikAccess intake clean, use recommended fluids, and store with pump protectant. Inspect packings and rod for wear at regular service intervals.
The sprayer’s ProConnect frame feature allows quick lower swaps. This 19Y298 is the compatible lower designed to work with that system on the 650 PC Pro.
5
1 review
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5
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M
Mary J.
Picked this up to replace a worn part and for the 19Y298 Piston Pump (Part #19Y298) and the build quality matched what we expect from genuine Graco parts. Glad we found the exact part number we needed.
