Manufactures and sells the industries leading self unloading belt trailer. Trinity's commodity trailers combine strength, flexibility and unmatched lightness, for years of reliable duty under extreme conditions. Trinity also builds self unloading truck bodies and self unloading stationary bins. Some of the bulk transportation applications that Trinity serves are in the trucking, agricultural, recycling, dairy, compost/mulch, fly ash, poultry, and wood chip industries. Trinity Trailer manufactures all products at our plant in Boise, Idaho. Trailers and truck beds are available in stainless steel and carbon steel models. Although Trinity sells trailers world wide, our primary customers are in the United States and Canada.