2026 Sea-Doo GTI

The 2026 Sea-Doo GTI is a 10-foot jet boat powered by a single in-line engine displacing 1630 cc with liquid cooling and electric starting. It accommodates three riders and features a modified V hull designed for responsive handling on the water.

The GTI carries 18.5 gallons of fuel and offers 40.3 gallons of storage capacity. Standard instrumentation includes a speedometer and tachometer, with mirrors included. The boat weighs 761 pounds dry and measures 49.2 inches wide and 44.9 inches tall.

Power is delivered through a direct-drive transmission with an axial-flow pump. The engine runs on gasoline and is engineered with a compression ratio of 8.45:1, bore of 3.94 inches, and stroke of 2.72 inches.