Delivers a significant handling improvement over the stock sponsons with superior blade design and backing plate. Includes a bulletproof mounting system that features three anchor points with billet inserts in sponson fins. Backing plate is precision machined from high strength billet aluminum that ...

Performance Benefits: Better handling when cornering, smoother more controlled turning Our sponsons let the boat ride higher in the bow which gives several advantages Dryer ride in all conditions Higher top speed because the boat rides higher in the water, around 1 1/2 - 2 MPH speed gain Adjust...

Introducing the most adjustable rear sponsons on the market for your Kawasaki Ultra. Several unique design features separate our sponsons from the competition. Our backing plate is a two piece design constructed of 6061 billet aluminum and allows you to adjust the sponson closer, or further away...

Made for Kawasaki STX12F and 15F Sponsons models, these sponsons have been specifically designed to improve the handling performance of your Kawasaki ski. Designed for full adjustability, these sponsons put your ride, completely in your hands! Not only is the paddle height adjustable but the for...

The OEM sponsons are a joke! They look adjustable but aren't and are fixed at the rear of the rail which gives the best top speed in only flat calm water, even in a light chop the boat bounces all over the place. It is hard to control and looses drive because the pump is out of the water more than i...

Fully adjustable to suit your style of riding and ability!...