Sterndrive Engineering Yamaha V6 4-Stroke Outboard Replacement Lower Unit 2:1, 20"Replacement lower unit for most Yamaha 4-Stroke 150 HP engines with a 20" drive shaft. SE416; 2:1 Gear ratio; 20" Drive Shaft; OE# 63P-45300-05-8D; RH Rotation; Model# Application: VF150LA | 2013 - 2018; F150LB | 2015 - 2018; F150LCA | 2017 - 2018; F150LA | 2012 - 2014; F150TLR | 2006 - 2011; F150TLRD | 2005; F150TLRC | 2004; Includes Sterndrive Engineering's No Fault Warranty for 3 YearsItem 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 delayed.Click to Download Sterndrive Engineering SE416 Installation Instructions