Check the listing for details. Peterbilt 379 389 Battery Box Top Step. Condition: New. Listed at 130.00 USD. ALUMINUM REPLACEMENT STEP FOR PETERBILT BATTERY BOX COVER - 30.375" **This is a bolt-on replacement, which requires cutting of the old step, and drilling the brackets on the box.**Price is for one (1) step, including hardwareReplaces top battery box step (Peterbilt Part Number 11-03984-0773)L 30-3/8" x W 7" x H 2" - Fits all 379 style battery boxes, including 388, 389, 378, 367, 330, 335, 348. DOES NOT FIT 579, 567, 384, 386, 387Made in USAFree shippingHeavy duty version also available: https://www.ebay.com/itm/194323977966 These are the BEST Peterbilt steps available on eBay! Why?Made in America with high-grade American metals by an American company. We are one of the ONLY sellers selling these steps on eBay that is NOT based in China.Heavy duty riveted end plates --> stronger & more durable than welded or folded ends. The end-plate brackets distribute weight along 3" on each side, and the rivets allow just enough flex to prevent cracking. Using rivets has been proven to be a superior fastening method versus welding in many industrial and automotive applications.Because our steps are bolt-on, they can quickly and cheaply be replaced if damaged again.Serrated diamond pattern provides much better grip, even when muddy and/or snowyAll steps are available with a reinforcement plate (riveted to the front edge) to further increase durability.Custom length Replacement Steps are available in our store, as well as fuel tank step kits and battery box steps. EOtruckandtrailer com