Great Lakes Power Products is a full-line distributor, manufacturer and rebuilder of power transmission products and accessor ... ies. The company is an authorized distributor and service center for Twin Disc, Dana Spicer, Funk Manufacturing, Wichita Clutch and other leading off-highway power transmission equipment manufacturers. Our 14 locations, staffed by an experienced team of factory-authorized technicians, serve customers worldwide. If your application involves off highway, marine, agricultural, oil and gas or industrial power transmission products, service or reman, we're the people to call. read more