CAT 390F Excavator Parts - Complete Build List

Build your own 1/8 scale RC CAT 390F excavator with our precision 3D printed components. Each part is designed to exact specifications and manufactured in-house for perfect fit and durability.

Available Parts

Main Structure Components:

• Boom Assembly
• Dipper Arm
• Bucket
• Upper Frame/Cab
• Lower Frame/Chassis
• Counterweight

Undercarriage:

• Track Frames (Left & Right)
• Track Links
• Idler Wheels
• Drive Sprockets
• Track Rollers

Hydraulic Components:

• Boom Cylinders
• Arm Cylinders
• Bucket Cylinders
• Swing Motor Housing

Cab & Details:

• Operator Cab
• Engine Cover
• Handrails
• Steps & Ladders

Custom Scales Available

While our standard parts are designed for 1/8 scale, we can produce any component in custom scales to suit your project. Contact us for custom sizing options!

Complete Kit Option

Want all the parts at once? Ask about our complete CAT 390F kit with all components included.

Browse All CAT 390F Parts →