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Search our entire inventory of new, new surplus, remanufactured, good used, engines and transmissions.

Competitively priced equipment and industrial engines. Huge inventory most makes and models.

We specialize in Komatsu, CAT, Cummins and more. We can rebuild your core too.

Looking for a truck engine? We can supply CAT, Cummins, Detroit, IH, Mercedes, Paccar, Isuzu, and Mack.


Huge selection of CAT engines. Search inventory here.


Need a Cummins engine? Search inventory here.


We are Komatsu specialists, search our engines here.


Deere, Detroit, Deutz, Isuzu, Kubota, Perkins and more!


We buy and sell engines

Diesel Sales is your supplier for diesel engines, transmissions and heavy duty parts! We supply new, new surplus, remanufactured and good used diesel engines for a wide variety of applications. We specialize in remanufactured Komatsu, Cummins, Caterpillar, Detroit and International engines for heavy equipment and trucks.

Applications include: trucks, loaders, dozers, cranes, excavators, power units and skid steers and many others.

The manufacturers we partner with are: Deutz, Yanmar, Kubota, Isuzu, Mitsubishi, and a reman distributor of John Deere reman engines. We are reseller of Komatsu, Cummins and CAT engines and engine parts. Diesel Sales also supplies engines to the wholesale and export markets.

Komatsu diesel engines for sale

heavy duty parts and attachments

We carry parts for all the major manufacturers including Caterpillar, Komatsu, Volvo, Case, Hitachi, John Deere, Kobelco, with our extensive inventory of new and used heavy equipment parts, we are sure to have the parts you need.

Need a transmission for off-highway or truck?

We are a supplier of heavy duty and medium duty transmissions for heavy equipment and trucks. We have most makes and models and everything we sell comes with a warranty.

We supply new, new surplus, and reman transmissions. Call us for a price on an OEM dealer remanufactured Allison, Fuller and many others.

transmission inventory
2022 APRA Heavy Duty Remanufacturer of the Year Diesel Sales

2022 Heavy Duty Remanufacturer of the Year!

We are honored to have been awarded the 2022 APRA Heavy Duty Remanufacturer of the Year Award!

The Automotive Parts Remanufacturer’s Association (APRA) has been a large supporter of engine remanufacturing since 1941. Each year, they honor those who stand out as top-tier remanufacturers in the diesel engine industry. This year, our team has been recognized as the heavy duty remanufacturer of the year! 

Our engine technicians build to OEM specifications, with specialty in Komatsu, Cummins, and Caterpillar remanufactured engines. All of our remanufactured engines are dyno tested before being shipped to our customer! 

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To quote an engine, transmission or part, we need the engine model and serial number, transmission model and serial number and the part number if you are ordering heavy duty parts. This web page is dedicated to articles about how to find your engine and transmission serial number. 

Click here for articles on how to find your engine serial number.

equipment information guide

Equipment information and specification guide. Includes weight, dimensions, machine serial numbers, engine models and much more. 

Search dimensions, weights, serial number, makes, models and more.