Graco 25D141 Piston Repair Kit Leather/PE (145)

Compatible Machines

• Graco Xtreme™ 145cc Lower Pump Assembly
• Graco XP Xtreme™ 145cc Lower Pump Assembly
• Graco heavy-duty spray systems using a 145cc lower unit

Product Overview

The Graco 25D141 Piston Repair Kit Leather/PE (145) is a genuine replacement kit designed to rebuild the piston section of Graco 145cc lower pump assemblies. It is engineered to restore proper sealing, pressure control, and pumping efficiency in demanding spray applications.

Key Features & Benefits

• Leather & Polyethylene (PE) packings for balanced durability and flexibility
• Designed specifically for 145cc piston assemblies
• Helps prevent pressure loss, leakage, and uneven spray patterns
• Supports consistent performance in high-pressure, heavy-duty use
• Ideal for routine maintenance and professional pump rebuilds

Technical Specifications

When to Use This Kit

This repair kit is recommended when piston seals show signs of wear such as pressure drop, fluid bypass, or inconsistent output. Replacing worn packings with this kit helps extend pump life and maintain reliable spraying performance.

Frequently Asked Questions