Welcome to the Watt's Mack Sales Online UT TRUCK Ordering Store!


Watt's Mack Sales is a Full Service Mack Truck Dealer just outside of Pittsburgh, Pa.  We have been an authorized Mack Dealer since 1948.  We specialize in Mack Truck parts from the early B-Model era all the way up to current production trucks.  We also offer support for Volvo Trucks and UD (Nissan Diesel) Trucks. 

Using Our Catalog
Select any of the Vendor icons on the left to begin.  We recommend reading the Catalog Help page prior to using the UD catalog for the first time.  Please contact us if you need any assistance.