The Caterpillar 336D L is an excavator, a D-Series 336 fitted with the long (L) undercarriage. HCI carries the replacement hydraulic cylinders and parts to keep it working. Order by 12:00 PM CST for FASTSHIP same-day dispatch, with Buy Now, Pay Later at checkout. Explore the full Caterpillar lineup, and Demolish Downtime.
The Caterpillar 336D L is a long-undercarriage version of the 336D, a large hydraulic crawler excavator used for digging, trenching, and mass excavation. It is a later addition to Cat’s D-Series line, introduced around 2010. 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.
