Bedford 57-1749 Sleeve is Graco 183571 aftermarket replacement

Graco 183571 Sleeve (Ultra 400/500, EM380/390/490) — AfterMarket by Bedford Precision Parts

Bedford Precision Parts aftermarket replacement of the OEM Graco 183571 sleeve (also noted in older manuals as 183-571). Bedford part number 57-1749 is built to meet rigorous performance standards, delivering a dependable, cost-effective alternative to OEM.

What it fits & where it’s used

The 57-1749 sleeve replaces the cylinder sleeve in the fluid section of select Graco airless sprayers—specifically Ultra 400/500 and EM380/390/490 models. It restores proper sealing and pump efficiency when wear causes loss of pressure, leakage, or pulsation. 

• Replaces: Graco 183571 (183-571). 
• Bedford PN: 57-1749. 
• Compatible Models: Ultra 400/500; EM380/390/490. 
• Build & Quality: American-made aftermarket alternative by Bedford Precision. 

Why choose this aftermarket sleeve?

• Direct fit: Engineered to replace the OEM sleeve for reliable sealing and smooth pump operation. 
• Pro value: Bedford’s manufacturing delivers consistent performance for contractors maintaining older Ultra and EM series units. 
• Service clarity: Identified in many references as a “cylinder sleeve,” making it an easy pick during pump rebuilds. 

Installation tips

• Inspect packings, piston rod, and check balls/seats while the pump is open; replacing worn items together extends service intervals.
• After reassembly, prime and pressure-test to verify a stable pattern and proper pump pressure. (Follow your Graco service manual.)

Need more parts for your setup? At the end of your rebuild, explore related categories at eRepairCenter.com—we carry pressure relief valve options, components for paint sprayer guns, Titan/SprayTech support like speeflo parts and wagner paint sprayer parts, plus cross-brand selections such as graco paint sprayer parts, binks sprayer repair parts, and graco airless sprayer parts to keep your rig running.