5 minute upgrade - turn the LEGO Technic 42099 4X4 X-treme Off-Roader into a capable crawler! - YouTube
LEGO MOC 42099 Ultimate MOD by Lego technic world | Rebrickable - Build with LEGO
LEGO Technic 42099 4x4 X-treme Off Roader Review - YouTube
Allrad Xtreme-Geländewagen 42099 | Powered UP | Offiziellen LEGO® Shop DE
Lego Technic 42099 4X4 X-treme Off Roader Speed Build and Test Drive - YouTube
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.
4X4 X-treme Off-Roader 42099 | Powered UP | Buy online at the Official LEGO® Shop US