Check the listing for details. 25191633 New OEM Mack Regulator, Front Right 48QS400A NOS. Condition: New, Made in United States. Listed at 79.95 USD. Hello :) you are bidding on: 25191633 New OEM Mack Regulator, Front Right Thanks for looking and God bless. If there is a problem please contact me through eBay message system or by phone --- --- ---- (ebay will not let me put my phone number in my ads anymore) so we can resolve the issue before you leave feedback. Please don’t email us our email address is only for payments made with pay-pal. Most problems can be resolved with good communication, CUSTOMER SATISFACTION IS OUR TOP PRIORITY. Please remember when leaving feedback on shipping time, its how long I took to process your order, you are not rating the Post Office on how long it took to get to you, please keep that in mind. Bid with confidence, as we are an E-Bay Square Trade Member and an old-fashioned Mom & Pop store with customer satisfaction as our top priority.