The Caterpillar 320-A is an excavator, the original A-series version of Cat’s 20-ton-class 320, produced in the 1990s. Hydraulic Cylinders, Inc. builds replacement hydraulic cylinders and parts to fit it. Get it fast with FASTSHIP — order by 12:00 PM CST for same-day dispatch — plus Buy Now, Pay Later at checkout. Explore the full Caterpillar lineup, and Demolish Downtime.
The Caterpillar 320-A is the first-generation Cat 320, a mid-size hydraulic crawler excavator used to dig, trench, and load material on construction and earthmoving projects. It was built in the 1990s as part of Cat’s original 300-series excavator line. HCI carries replacement hydraulic cylinders and parts to keep it working.
Every cylinder and part on this page lists its OEM cross-references, so you can match them against the numbers on your old unit. Still unsure? Call our team at 888-771-1894 to confirm fitment — have your serial or the number on the old cylinder ready — or browse the full Caterpillar catalog to find your model.
Any item that shows the FASTSHIP logo and is marked In Stock ships the same day when you order by 12:00 PM CST, Monday through Friday.
