LEGO Technic 4X4 Crawler (9398) for sale online | eBay
LEGO 9398 Technic 4X4 Crawler RC Truck Remote Control Off Road Rock Four Wheel Drive on 100outlets.com
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LEGO Technic 4X4 Crawler (9398) for sale online | eBay
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