999cc ProStar twin. Four-seat trail machine.

The 999cc ProStar 1000 engine runs on-demand AWD with three drive modes and handles aggressive terrain. Walker Evans 2.5-inch shocks with 16-position clickers front and rear dial in your line through rocks, dunes, and desert. Four-wheel hydraulic disc brakes with dual-bore calipers stop hard. Seating for four, 900-pound payload capacity, and 16 inches of ground clearance. Moon Motorsports stocks the 2026 RZR XP S 4 1000 Sport in Monticello.