Caterpillar Parts | Crawler Dozers, Excavators, Wheel Loaders & More | FP Smith Parts & Equipment
Leading the Parts Industry since 1947. FP Smith Parts & Equipment stocks quality Caterpillar parts, including new OEM surplus, used, and reconditioned undercarriage, engine, hydraulic, and powertrain components. We maintain millions of parts physically stocked — not brokered — at our facility in Fairfield, California.
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Caterpillar Parts Specialist
Caterpillar is a global leader in heavy equipment. FP Smith carries a wide range of parts for the following popular models:
Crawler Dozers (D Series)
- Small/Compact: D2, D3, D3B/C, D4 (various), D4C/D4D/D4E, D5, D5B/D5C/D5H/D5N, D6 (early to D6R/D6T series)
- Mid-Size: D6C/D6D/D6E/D6G/D6H/D6R, D7 (3T/17A etc. to D7G/D7H/D7R), D8 (early to D8H/D8K/D8L/D8N/D8R/D8T)
- Large/Mining: D9 (D9D to D9G/D9H/D9N/D9R/D9T), D10 (D10N/D10R/D10T), D11N
Hydraulic Excavators
- Mid-Size: 225, 235, 245, 300, 311, 312, 313, 314, 315, 317, 318, 320 (A/B/C/D series), 322/324/325/328/330
- Large/Production: 345B, 345C, 350
Wheel Loaders (900 Series)
- Mid-Size: 950, 966, 980 (C/G/H)
- Large/Mining: 988 (G/H), 990, 992 (C/D/G), 994
Off-Highway / Haul Trucks
- Rigid Haul Trucks: 769, 773, 777 (A/B/C/D), 785, 789, 793, 797, 797B
- Articulated Trucks (ADT): 725, 730, 735, 740
Motor Graders (12/14/16/24 Series)
- 12 (early to G), 14G/H, 16G/H, 24
Crawler Loaders
- 953, 963, 973, 983 series
We also support many additional Caterpillar industrial, construction, and agricultural models including loaders, backhoes, generators, and more. Contact us for specific part availability.
Why Choose FP Smith for Caterpillar Parts?
- Physical Stocking: Millions of parts physically stocked in our own warehouses and yard — not brokered or dropshipped.
- Expert Knowledge: Decades of experience with Caterpillar undercarriage, engines, hydraulics, and powertrain systems.
- Rebuild Services: In-house component rebuilding available.
- Fast Shipping: Same-day shipping on orders placed before 3 PM PST + worldwide export.
Caterpillar Undercarriage Parts
- Tracks, Rollers & Idlers — Quality components for all D series
- Sprockets & Segments — Drive sprockets and segment groups
- Track Shoes & Links — Heavy-duty track chains and shoes
- Undercarriage Repair Kits — Pins, bushings, and hardware
Caterpillar Engine & Powertrain Parts
- Engines & Components — For Cat diesel engines
- Transmission & Torque Converters — Inspected transmissions and converters
- Final Drives & Differentials — Used and reconditioned units
- Turbochargers & Fuel Systems — Quality replacement parts
Caterpillar Hydraulic Components
- Hydraulic Pumps — Inspected gear and piston pumps
- Control Valves — Used directional and relief valves
- Hydraulic Cylinders — Quality inspected cylinders
- Hoses & Fittings — Used hydraulic hoses and fittings
Browse Full Caterpillar Parts Inventory →
Additional Support
- Technical support and interchange assistance
- Core exchange and rebuild services offered
- Worldwide shipping with expedited options
- 99.7% positive customer feedback