LEGO MOC COOLER 9398 4X4 CRAWLER by Pruisisch Blauw | Rebrickable - Build with LEGO
LEGO MOC Ultimate MK2 4x4 Crawler 9398 Upgrade by Cyborg-Samurai | Rebrickable - Build with LEGO
Amazon.com: LEGO Technic 9398 Rock Crawler : Toys & Games
LEGO Set 9398-1 4 x 4 Crawler (2012 Technic) | Rebrickable - Build with LEGO
LEGO® 9398 4x4 Crawler - ToyPro
4 x 4 Crawler : Set 9398-1 | BrickLink
Ultimate upgrade for the 9398 4x4 crawler with pendulum steering (no servo needed). I also made a pendulum steering file in the rebrickable link you can download and have a closer look