The Caterpillar D6K XL is a mid-size dozer, the XL configuration of the D6K with a longer track frame. Keep it working with replacement hydraulic cylinders and parts from HCI. Order by 12:00 PM CST for FASTSHIP same-day dispatch, with Buy Now, Pay Later at checkout. Browse more Caterpillar models — and Demolish Downtime.
The Caterpillar D6K XL is a medium track-type dozer used for grading, pushing, and finish dozing on construction sites. The XL denotes the extended-track configuration of the late-2000s D6K. 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.
