It's perfectly fit for 1:10 rc off-road trucks. I designed it for my 6 wheel off-road truck. It's also printable when you split model into 2 parts. I also design a hexagon join for a better torque transmission.
STL (Stereolithography, filesize: 29.8 MB), OBJ (OBJ, filesize: 288 KB), ASM (Solid Edge, filesize: 167 KB), STP (STEP, filesize: 1.89 MB)