SEI Mercury Outboard Replacement Lower Unit 2.07:1, 25" 2 Stroke DriveshaftNote for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling.Replaces OE# 1667-9011J9Item is subject to a 20% restocking fee (Boat Covers, Bimini Tops, Outdrives, Drop Ship Items and Special Order Parts)!**Year, Serial Number, and Horsepower are required to order. Please contact us with this information after you place your order otherwise processing will be delaye