The Caterpillar D4B is a small dozer, an earlier generation in Cat’s D4 line. 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. Shop more Caterpillar equipment, and Demolish Downtime.
Caterpillar D4B Replacement Hydraulic Cylinders and Parts
Caterpillar D4B FAQ
The Caterpillar D4B is a small track-type dozer used to push, grade, and spread soil on construction and site-preparation jobs. 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.
