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FP Smith offers both field and in-house service for heavy construction and mining machinery, agricultural tractors, marine engines and forklifts
Our technicians have the expertise to troubleshoot the most difficult problems and can handle small to large equipment
We have experience rebuilding complete machines
From rock quarries, power plants, construction companies to farms, wineries and ranches, we have you covered

FP Smith Parts Field & In-House Service

Field Service & In-House Rebuild Services | Heavy Equipment Since 1947 | FP Smith Parts

Field Service & In-House Rebuild Services Since 1947

FP Smith Parts & Equipment provides both **field service** and full **in-house rebuild services** for heavy equipment. With decades of hands-on experience and a large on-site parts inventory, our team can diagnose, repair, and rebuild engines, transmissions, hydraulics, and more — either at your location or in our Fairfield, California facility.

Explore: Full Parts Catalog • About Us • Our History • Rebuild Services • Heavy Equipment Parts

Field Service

Our experienced technicians can come to your job site or facility to perform diagnostics, repairs, and maintenance on your heavy equipment. Field service helps minimize downtime and keeps your operations running.

  • On-Site Diagnostics & Troubleshooting
  • Emergency & Scheduled Repairs
  • Preventive Maintenance
  • Hydraulic System Service
  • Undercarriage Inspections & Repairs
  • Engine & Transmission Support

In-House Rebuild Services

For major repairs and complete rebuilds, we offer full in-house service at our Fairfield facility. Our shop is equipped to handle engine, transmission, and hydraulic component rebuilding with access to our extensive parts inventory.

  • Engine Rebuilds — In-frame and complete overhauls
  • Transmission & Torque Converter Rebuilds
  • Hydraulic Pump, Valve & Cylinder Rebuilds
  • Final Drive & Differential Rebuilds
  • Component Testing & Quality Control
  • Custom Machining & Welding Support

Why Choose FP Smith for Service?

  • 79+ Years of Experience — Family-owned since 1947 with deep knowledge of heavy equipment.
  • Real Parts Inventory — We stock millions of parts on-site, reducing wait times.
  • One-Stop Solution — Parts + Service from the same trusted source.
  • Fast Turnaround — Field service when you need it and efficient in-house rebuilds.
  • Honest & Reliable — We focus on getting the job done right the first time.