For over 100 years Twin Disc has been developing, engineering, manufacturing and distributing power transmission products that put horsepower to work. Twin Disc products are installed in the drivelines and powertrains of farm tractors, road pavers, cranes, mining trucks, oil rigs, logging equipment, firefighting and rescue vehicles, pleasure craft, fishing and work boats, pumps, turbines. They manage and control the horsepower generated by internal combustion engines and electric motors. They help feed us, provide natural resources, build our cities and homes, transport us, defend us and influence our lives daily in many unnoticed but critical ways.