Yamaha AR 240 keel

A new keel design on the Yamaha AR 240 solves a long-standing complaint with all jet-drive sport boats: poor low-speed steering. The keel features an extra sharp edge on the keel, as well as an extended cast-aluminum fin off the aft edge of the keel that turns with the drives. It was designed to help steering at no-wake speeds, but the boat also handles much better at high speeds.


Want more detail? Read 2015 Yamaha 240 Series: Ultra Quiet With Sure-footed Tracking

Written by: Charles Plueddeman
Charles Plueddeman is Boats.com's outboard, trailer, and PWC expert. He is a former editor at Boating Magazine and contributor to many national publications since 1986.