PALMER JOHNSON is the authorized distributor and service center for leading vendors including Twin Disc, Funk Manufacturing, ZF Off-Road Driveline, AxleTech (Rockwell Axles), F.W. Murphy, Eaton Airflex and more. Palmer Johnson inventories genuine transmission and axle components, new units and exchange units. The company operates 12 full-service branches with more than 40 factory-trained technicians.