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GPX 2026 TSE250R: 224cc liquid-cooled two-stroke with electronic power valve, 36 mm carb, electric start with backup kick, 6-speed, 38 hp @ 8,500 rpm, 247 lb dry, 2.5 gal; $5,899. 2026 updates: new chassis, LED lights, lithium battery, new shock. (Bore x stroke not on GPX's page.)