Lego Technic 9398 Rock Crawler Preview | The Lego Car Blog
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
Lego Technic 4X4 Crawler Set 9398, Power Functions! COMPLETE & WORKING for Sale in Homosassa Springs, FL - OfferUp
9398 - Lego Technic 4x4 Crawler - Page 36 - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
LEGO Technic 9398 4x4 Crawler Remote Controlled for Sale in Fremont, CA - OfferUp
Made an upgrade of the 9398 with XL motors and gave it 30% more additional parts. This is my MK2 version as my first upgrade was not as successful. Also it uses