![A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick](https://i.ytimg.com/vi/f2tFjnN3xEw/maxresdefault.jpg)
A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick
![A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick](https://s3-us-west-2.amazonaws.com/media.brothers-brick.com/2019/07/LEGO-Technic-42099-4x4-X-Treme-Off-Roader-Review-Title-Picture-1.png)
A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick
![5 minute upgrade - turn the LEGO Technic 42099 4X4 X-treme Off-Roader into a capable crawler! - YouTube 5 minute upgrade - turn the LEGO Technic 42099 4X4 X-treme Off-Roader into a capable crawler! - YouTube](https://i.ytimg.com/vi/0-6Gl6AW7KI/sddefault.jpg)
5 minute upgrade - turn the LEGO Technic 42099 4X4 X-treme Off-Roader into a capable crawler! - YouTube
![A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick](https://i.ytimg.com/vi/aZpsXA8LZng/maxresdefault.jpg)
A little dirt never hurt: LEGO Technic 42099 4x4 X-treme Off-Roader [Review] - The Brothers Brick | The Brothers Brick
MAXIMUM TORQUE: 42099 LEGO Technic extreme offroader => Crawler | I did maximum transmission torque just chaging 12 and 20 gears in the set. Then I've added RC tires and locked differentials.
![LEGO® Technic review: 42099 4x4 X-Treme Off-Roader | New Elementary: LEGO® parts, sets and techniques LEGO® Technic review: 42099 4x4 X-Treme Off-Roader | New Elementary: LEGO® parts, sets and techniques](https://1.bp.blogspot.com/-FJZMLxmN47A/XUG9fyWe8aI/AAAAAAAALmk/C4dq0cCFqQouwqNXgl5eynsUaFyyf0LDACLcBGAs/s1600/42099-14.jpg)