RacingBrick - Here's my next video about the LEGO Technic 42129 4x4 Mercedes-Benz Zetros Trial Truck - testing different tire & suspension variations, modding the truck for outdoors and a potential issue
![LEGO Technic App-Controlled 4x4 Mercedes-Benz Zetros Trial Truck 42129 Building Toy Set for Kids, Boys, and Girls Ages 12+ (2,129 Pieces) : Toys & Games - Amazon.com LEGO Technic App-Controlled 4x4 Mercedes-Benz Zetros Trial Truck 42129 Building Toy Set for Kids, Boys, and Girls Ages 12+ (2,129 Pieces) : Toys & Games - Amazon.com](https://m.media-amazon.com/images/I/81UDY5RQAOL.jpg)
LEGO Technic App-Controlled 4x4 Mercedes-Benz Zetros Trial Truck 42129 Building Toy Set for Kids, Boys, and Girls Ages 12+ (2,129 Pieces) : Toys & Games - Amazon.com
![LEGO MOC Unimog U400 RC Trial Truck Lego Technic MOC Difflock by Ironmax | Rebrickable - Build with LEGO LEGO MOC Unimog U400 RC Trial Truck Lego Technic MOC Difflock by Ironmax | Rebrickable - Build with LEGO](https://cdn.rebrickable.com/media/thumbs/mocs/moc-135799.jpg/1000x800.jpg)
LEGO MOC Unimog U400 RC Trial Truck Lego Technic MOC Difflock by Ironmax | Rebrickable - Build with LEGO
![LEGO® Technic Review: 42129 4x4 Mercedes-Benz Zetros Trial Truck | New Elementary: LEGO® parts, sets and techniques LEGO® Technic Review: 42129 4x4 Mercedes-Benz Zetros Trial Truck | New Elementary: LEGO® parts, sets and techniques](https://1.bp.blogspot.com/-zNvblekbLho/YVgXG7XDSdI/AAAAAAAAYEU/uc2b2Np_b5cf0scbjL2ZcjhLaOkB25CswCLcBGAsYHQ/s2048/lego-technic-42129-mercedes-zetros-rock-crawler-rc-trial-course.jpg)