Brians Truck Shop  competition quality Ford E4OD, 4R100 & 5R110 transmissions

Goerend.com competition quality Dodge transmissions

Olive-Drab.com has a large listing of military / surplus vehicle dealers, from all over the country.

Memphis Equipment, based in Memphis, Tennessee, is the nation's largest Army truck & parts dealer. Very knowledgeable staff and very good service. (901)774-0600

Performance Unlimited 4x4 shop located in Hartford, Wisconsin. Top-notch staff, and a very, very informative web site. They have done two project vehicles in Four Wheeler Magazine (Project MPG and Bad in Black), and built two of the 1998 Top Truck Challenge competitors.