Profile: Tulsa Winch, Inc. manufactures gear boxes and load information systems. Our product line includes winches, hoists, gear swings and speed breakers. Our gear winch is installed on large oilfield trucks, heavy haul tractor packages, digger derricks and aerial work trucks. We also offer hanger bearings, mechanical & hydraulic drive groups, air control kits, lever assemblies and quick mount packages. Our planetary swing drive features include heavy duty tapered roller bearings, hydraulically released brake and protects against shock & backdriving of loads.