Browse Peterbilt 384 Suspension Crossmembers / K-Frames for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 7 listings. Peterbilt 384 Suspension Crossmember / K-Frame pricing ranges from $200 to $200 based on recent marketplace data. Filter by condition, price, or year to find the right Peterbilt 384 Suspension Crossmember / K-Frame.