VIDEO: Watch a Lego 6-speed gearbox in action, it even has remote control! | Motoroids
LEGO MOC 6-Speed Synchronized Gearbox by DGustafsson13 by DLuders | Rebrickable - Build with LEGO
The LEGO Lamborghini Sian FKP-37 has a fully functional 8-speed gearbox with a working paddle shifter! : r/interestingasfuck
Gearbox 6 speed N+R ~ JaapTechnic
Never really built a gearbox before but knew the basics of a 2 and 4 speed boxes so i smashed them together and build this kinda small 8 speed gearbox : r/legotechnic