The Fluidampr universal tractor-pulling internally balanced damper is built for competition use and requires bolt-hole drilling for vehicle-specific installation. It features a viscous design to control torsional vibration across the RPM range, clockwise and counter-clockwise laser-engraved timing marks, SFI 18.1 certification, a 12-3/8" diameter, 37 lb mass, and is made in the USA for tractor-pulling applications.
Fluidampr Universal Tractor Pulling Internally Balanced Damper (w/o Pre-Drilled Bolt Holes)