Since 1972, Diesel Technic has kept commercial vehicles moving throughout the world - as one of the largest suppliers of commercial vehicle spare parts in the Independent Aftermarket (IAM).

Products offered under the brands DT Spare Parts and SIEGEL Automotive are Diesel Technic's own products and not original spare parts from the vehicle manufacturers. With the product brands DT Spare Parts and SIEGEL Automotive, Diesel Technic offers dealers the opportunity to meet the demands of the market at all times.

Distribution partners and their customers in more than 150 countries value the experience and expertise of Diesel Technic as a reliable Full-Service-Partner.