It is a gearbox for force transmission in wheel loaders, lift-trucks, and reach stackers made by ZF company.
Introduction on 4WG260
Here you can see real photo of ZF transmission model 4WG260. and as you see this transmission has a L shape. in upside engine will give its force to this transmission by joint of flyweel and in downside controlled force will be out to machines wheels by two hubs.
A gallery of all sides of 4WG260 transmission with details
