2006 Peterbilt 320 320 Cummins ISM 320V EGR
Listing Description
Stock: 4434 - Engine, 4435 - Transmission, 4436 - Tandem Cutoff (Ratio: 5.38 Lockers on Haulmax Suspension), 4437 - Front Axle (Spicer 20,000 lb), 4438 - Steering Box, 4439 - Cab Cut (LH Steer only)