10-14 HARLEY XL883N: Mustang 1-Piece Duke Seat (Regal) These popular Regal pillow seats feature a split foam construction on a single baseplate. This maximizes the driver back support and keeps the passenger from sliding forward.Pillow topped design combines comfort and style.Made in the U.S.A.Detailed Specifications: Front width: 12". Rear width: 7.5".