Parts for Trane furnaces can be purchased by locating an authorized Trane parts store, using the Locate a Parts Store page on the official Trane website at Trane.com. Site users can enter state and ZIP code information to find the closest parts store location.
As of February 2015, consumers can also contact Trane directly by using a contact form which is available on the official company website. Parts are also available for sale on second-party websites such as RepairClinic.com and online and in stores via Sears PartsDirect. Sears PartsDirect can be contacted at 1-800-252-1698 for customer assistance in buying parts.