LEGO Technic CAT D11 BULLDOZER is CRAZY COOL! - YouTube
First look at the LEGO Technic 42131 CAT D11 Bulldozer! - Jay's Brick Blog
Cat D11-bulldozer (42131) control+ test your build step 3 rotation direction. App says clockwise, mine is counter-clockwise. Other side rotates clockwise. Should mine rotate clockwise as pictured in app, and is it