Creeper range added to standard power shift transmission. With tractor in neutral and inching pedal pressed, toggle button is used to enter/exit creeper range.
The New Holland 8770 tractor is part of the 70 Genesis Series. The 8770 is a kind of Row-Crop Tractors and that is primarily used for Agriculture Tractors purposes. A engine powers the 8770 tractor. This setup is more practical in the real world.