2 x Chain Tool box Battery Box Peterbilt 379 359 385 377 Aluminum Step 30 x 15 Posted on January 26, 2024 by admin FIT: Peterbilt 379, 359,385, 377, 378,357 and others. Rugged Aluminum Diamond Plate. Size: 15.5″(H) 30″(D) 30(W).