Top Quality is Top Priority

Harper Detroit Diesel - Allison maintains a substantial inventory of genuine parts for current Detroit Diesel engines and Allison transmissions and those no longer in production. The Company's aftermarket sales are heavily supported by an on-line, real-time parts distribution network that provides computerized access to critical engine parts information 24 hours a day, seven days a week.

Central to Detroit Diesel's North American parts strategy is the Parts Distribution Center (PDC) in Canton, Ohio. Distributors, like Harper Detroit Diesel - Allison, can access the Centers' computer hot line for rapid parts delivery. The PDC has consistently demonstrated excellent product availability and superior customer service at all times.