2006 Peterbilt 378, Cummins, ISX, 475HP, Eaton Fuller 8LL Transmission, Sleeper, , , Stock # 432821 Hard to find pre-emission Peterbilt 378 with a 36 inch flat top sleeper, wet kit and full looking differentials! Powered by a Cummins ISX at 475 horsepower with an 8LL transmission. Fresh PM service and DOT inspected. We have many warranty and finance options to fit your business needs. Call Rush Truck Center of Greeley today!