This product is taken from a rust-free salvaged vehicle and is in great condition. This product works well as an original OEM product. We understand the importance and the necessity of using the best product for our own vehicle. That is why we focus on providing the best vehicle parts to our customers. As an original OEM part, its fitment is guaranteed with any 1999-2001 MERCURY Mountaineer . With a genuine OEM part, you can rely on the quality, fitment and effectiveness of the product without any worry. So look no further, order and let us ship this original OEM part to you free of charges. Please contact the seller with any question about the fitment or related to the product. However please check the fitment before purchase so that you don’t face any issue later on. Moreover, if you order within 2 o'clock Arizona time we will ship it to you on the same day.