Caterpillar D4 undercarriage work (part 2 of 2)

Published at : 23 Dec 2025

Really cramped filming conditions for this one. Mic kept getting caught in my shirt when I crawled in there so the audio is muffled occasionally.

Follow me on Instagram for pictures of rusty junk:
https://www.instagram.com/pacific.northwest.hillbilly/

Here are the previous videos from this project: https://www.youtube.com/playlist?list=PLkzQBXOwxGo_DZVRcJsvQ2qsB0rQOpH87

Email:
pacific.northwest.hillbilly@gmail.com

Mail:
PNWH
PO Box 2515
Hillsboro, OR 97123

0:00 intro
0:46 removing rusty bolts
9:48 spring tension nut
12:15 engine spring mounts
20:47 prep and clean
22:34 spring install
26:41 tension track
27:52 greasing undercarriage
31:50 rear grease point
















#caterpillar #d47u