Rebuilt Transmission Options
ACTParts offers a variety of rebuilt transmissions to meet all your heavy-duty equipment needs. Our transmissions have been built using the latest factory technical updates and are Dyno tested to ensure years of dependable service. Read more about why Dyno testing your transmission rebuild is important. We have a Rebuild Shop located in Kansas City, and it maintains one of the largest inventory of rebuilt transmissions.
Check out our current rebuilt transmission offerings below. Sign up for access to our industry leading ecommerce system to search our complete inventory, enter quotes, and create orders.
Fits To: Caterpillar® D3B
Fits To: Caterpillar® 621B