Share Lego Caterpillar D9T tracked dozer04:33 0 Share 0 Likes 0 Dislikes Published on May 11, 2017 My model of a Caterpillar bulldozer using a speed control feature. More at Category: #Video Submitted by: Admin Tags:Caterpillar, D9T, DOZER, Lego, Tracked About The Author Admin Related Posts