DeFeo is the leading designer, manufacturer, and supplier for aftermarket replacement parts for Allison Series Transmissions. Since 1984, Defeo has been supplying the Allison Industry with new, refurbished, & good used replacement parts for Allison Series Transmissions. Through our worldwide distributor network, we currently provide replacement parts for Allison Series Transmissions to the Transit, Trucking, Mining, Transportation, Oil, & Construction industries in over 60 countries, making Defeo a global leader in this industry.
Defeo is unique in that we actually design, reverse engineer, and manufacture many of the new products you buy from us. Our Headquarters in Brookfield, Connecticut includes state-of-the-art design, production, and inspection equipment to ensure the highest quality parts. Our hands on approach, allows us to completely understand the interaction and functionality between the parts we engineer and produce. This, direct from the manufacturer approach, enables Defeo to provide the best pricing, quality, and service in the business.
DeFeo offers an extensive line of NEW aftermarket parts to get your Allison Transmission back on the road. Products such as overhaul kits, filters, clutches, sensors, solenoids, switches, bushings, hard parts, gaskets, bearings, and many more. These products are offered at the best prices in the industry.
DeFeo has the most reliable parts restoration service in the industry. With thousands of part cores and refurbished parts in stock, DeFeo can eliminate unnecessary downtime for you. DeFeo is capable of restoring various types of parts such as Torque Converter Pumps, Rotating Hubs, Torque Converter Covers, Turbines, Main cases, Oil pumps, Lock up Dampers, Front Supports, Carriers, Stators, Housings, Flywheels, and many more.
Good Used Parts
Complementing our product line of New and Refurbished parts, we also offer more than 10,000 good used parts in our inventory. From outdated on and off-highway units which are no longer serviced by Allison, to the most current Allison models in the industry, we have it all! These parts have been removed from Allison Transmissions, cleaned, and fully inspected and are ready to use.
Genuine Allison New Parts
DeFeo is constantly accumulating Genuine Allison New parts from various sources. We in turn offer these back to our customers at significantly reduced costs compared to the rest of the industry. For a current listing of some of the current Genuine Allison Parts on sale from Defeo click here.
Allison Transmission Cores
We are constantly looking to buy & sell complete Allison Transmission cores. If you have a core you would like to sell, or a core you are looking to acquire, please click here.
Defeo has become a leader in the Allison Industry because our staff prides themselves on providing you quality parts and outstanding customer service, coupled with the best pricing in the industry. Please contact us today and make Defeo your one stop shop for your Allison Replacement parts needs.