Classic Machines Contractor Off-Highway TrucksClassic Machines: The Wabco 35 HaulpakContrafed PUblishingApril 23, 2019June 12, 2020 by Contrafed PUblishingApril 23, 2019June 12, 2020 While somewhat better known for its range of scrapers, LeTourneau-Westinghouse (later Wabco) sought to diversify and expand its product range in the late 1950s. The...