Human Resources Kenworth plant rolls its 150,000th truck off the assembly line January 7, 2016 STE-THERESE, Que. – Kenworth’s Paccar factory in Ste-Therese, Que. recently produced its 150,000th truck, a Kenworth T370, made for long-time customer Pierce Manufacturing. The truck is equipped with a Paccar PX-9 engine…