Last few steps of the Cat D11 42131, 7 day build, what an absolute blast, recommended to anyone who can justify the outlay : r/legotechnic
LGK470 Lightailing kit for LEGO® 42131 App-C.. - ToyPro
Amazon.com: Technic Mechanical D11 Bulldozer Building Block Set, 1988Pcs 2.4G RC Bulldozer Bricks Model Kit, with 4 Motors Construction Toy, Compatible with Lego : Toys & Games
LEGO Technic 42131 Cat D11 Bulldozer [Review] - The Brothers Brick | The Brothers Brick
Amazon.com: HMNY Technic Bulldozer Building Set, Remote Control Bulldozer Model Kit with Motors, MOC Construction Vehicles for Adults, Compatible with Lego (1988 Pieces) : Toys & Games