2026 Polaris ProStar S4 INDY SP 137 ES

Built to Deliver Spirited Trail Performance.

• RIDER FIRST DESIGN. EFFORTLESS CONTROL.: The INDY on the Matryx platform is a trail rider's dream. The narrow cockpit provides improved rider connection to the sled to help you move around the sled for trail precision.
• NAVIGATE THE TRAILS. SMOOTH CORNERING.: The PRO-CC is the next generation coupled rear suspension design, providing the industry's best acceleration, handling, and consistently smooth ride. The coupled design controls pitch through geometry without reducing the fun factor, with a front torque arm calibrated for trail compliance for reduced bottoming.
• SMOOTH. POWERFUL. FUEL EFFICIENT.: The 650 Patriot engine delivers smooth and durable 2-stroke power while the ProStar S4 delivers next-level fuel efficiency and low maintenance to take on the trails.
• Cruise the trail and visit new places. When the snow starts to fly and the winter playground opens up, INDY SP provides comfort and control to navigate the trail system.

Effortless Control & Handling

• CONFIDENT ON-TRAIL TRACTION.: 1.25 Ripsaw II Track.
• LIGHT & STRONG.: Bonded aluminum construction.
• ENGINE OPTIONS.: 650 Patriot or ProStar S4.
• EFFORTLESS CONTROL: The Matryx platform INDY features a rider-first design and over 4 decades of suspension development pulling the best attributes of cross-country performance to create the best handling trail performance sled on snow.
• SMOOTH RIDES START HERE.: Polaris Internal Floating Piston (IFP) Shocks deliver both durability and high-performance. They perform reliably under the harshest conditions and deliver a smooth ride and handling.
• INCREASED WIND PROTECTION FOR ADDED COMFORT.: Matryx bodywork is designed for improved leg and lower body comfort and protection. The sled's enhanced windshield design protects hands and offers less wind buffeting.
• When we build a sled, we build it to be the best sled for every riding style. Not simply a different sticker or name. Every part on the INDY SP is scrutinized to deliver spirited control and handling on the trails.

Industry-Leading Technology

• WARM HANDS. BETTER RIDES: The Polaris-exclusive SmartWarmers build heat quickly and maintain your customized temperature regardless of the temperature outside. Enhance your ride further by setting individual thumb and hand temperatures for an even more customized level of comfort.
• LED LIGHTING. STANDARD.: Equipped with a LED headlight and taillight to provide, clean, clear illumination allowing you to see and be seen.
• Polaris sleds lead the way in technology that enhances your ride. Technology built to keep your hands warm on the ride and see your way from dusk til dawn.