At Probuild Transmission Ltd. in Waterford, Ontario, we are committed to putting our 17 years of experience to use. We do transmission and differential repairs for heavy trucks, getting you back on the road before you can believe it. We back our quality products and workmanship with a 2-year warranty. We have exchange programs and special pricings for dealerships. We are the shop of choice for much of southern Ontario. Make us your choice as well. Contact us by phone or the form on this page to set up your repair appointment today.