This rear door seal is designed for 4-door truck models, fitting either side of the rear doors on 1991-2000 Ford Explorer and 1997-2000 Mercury Mountaineer trucks. Crafted by SUPERsoft, this seal is 30% softer and more durable than other brands, ensuring a snug fit and long-lasting performance. Its high-quality construction avoids the use of accelerants or cheap fillers, which can lead to premature aging or failure. The seal is engineered to keep out water, dust, and wind, providing a quieter and more comfortable ride. Its flexible design makes installation straightforward, conforming perfectly to the door frame for a secure fit. Backed by a 90-day hassle-free warranty, this part guarantees peace of mind with your purchase.