Genuine Parts. Direct from the manufacturer.
DYCO dealers have served customers for more than a decade. We sell exclusively through our authorized dealer network.
- 4,035Machine models covered
- 111Manufacturers
- 2 yearsFinal drive and travel motor warranty
What DYCO makes
Six categories. One standard.
Final Drives
Complete planetary travel drives, with or without motor, for excavators.
Browse final drivesTravel Motors
Hydraulic motor assemblies for when the gearbox is sound and only the motor needs replacing.
Browse travel motorsSwing Drives
Swing reduction gearboxes and motor assemblies for the house rotation circuit.
Browse swing drivesMain Hydraulic Pumps
Main and charge pumps — the component whose failure takes the whole machine with it.
Browse main hydraulic pumpsCylinders
Arm and bucket cylinders built to the original bore, rod and stroke geometry. Volvo applications only.
Browse cylindersSwing Bearings
Slew rings and swing bearings for the house rotation circuit.
Browse swing bearingsDYCO Research
We publish what we know.
19 articles for buyers and 14 technical publications for engineers — because the information you need to judge a drive isn’t otherwise available.
Availability Beats Price: Why Uptime Is the Real Competitive Edge
Boom and Bust: Why Low-Cost Disruptors Rarely Last in Heavy Equipment
Machine down? Start with the number on the tag.
Send the part and your machine to a dealer from here, or email the make and model and we will point you at one who stocks it.