2026 Polaris ProStar S4 INDY Adventure 137

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Specifications

Model INDY Adventure 137 Category Name Snowmobiles Year 2026
Sale Type New Manufacturer Polaris Mirrors Accessory
Reverse F-N-R Transmission Storage Standard Seat Type MATRYX Performance
Fuel Gauge Electronic Riser Type 2.36 in (60mm) Fixed Tachometer 7S Display
Windshield MATRYX Tall Smoke Speedometer 7S Display Electric Start Standard
Handlebar Type One Piece Hooked Passenger Seat Accessory Security System Option
12V Outlet / RCA Standard Temp/Low Oil Light 7S Display Rear Rack/Tow Hitch Accessory
Hand & Thumb Warmers Smart Warmers Heated Passenger Grips Accessory Price Contact for price CAD
Description

ProStar S4 INDY Adventure 137 Includes:

  • Front Shock: Polaris TS
  • Front Suspension: Matryx Front Suspension
  • Front Track Shock: Polaris TS
  • Rear Track Shock: Polaris TS
  • Track Width/Length/Height: 15 x 137 x 1.35 Cobra
FEATURES

2-Up Trail Performance

Cruise the trail alone or with a passenger. When the snow starts to fly and the winter playground opens up, INDY Adventure provides the comfort and control to navigate the trail system.

RZR Trail in the woodsRider 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.

RZR Trail in the woodsCarve the Corners.

The PRO-CC is a purpose-built 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 and reduced bottoming.

RZR Trail in the woodsEngine Choices for Your Riding Style.

Choose from the smooth, powerful, and efficient 650 Patriot or the long range and easy service intervals of the ProStar S4 4-stroke engine.

Spirited Ride & Handling

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 Adventure is scrutinized to deliver spirited control and handling on the trails.

Industry-Leading Technology

Polaris sleds lead the way in technology that enhances your ride. Technology built to help you plan rides, track your group, keep your hands warm on the ride and see your way from dusk til dawn.

Plan Your Ride. Track the Fun.

Plan, track, and share your ride with the 7S Display powered by RIDE COMMAND. The 7" glove-touch display is purpose-bulit for snowmobiles, with on-board diagnostics, GPS navigation with over 380,000 miles of offline trail data, and sled-to-sled Group Ride technology to see your ride group with or without cell coverage.

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.

All Day Comfort.

The Lock & Ride Flex M2 Heated Seat is a quick and easy way to add passenger seating in one simple step. Go from solo to 2-up riding in seconds. Plus, heated passenger grips provides passengers with additional comfort on colder days.

Effortless Control

The Matryx platform INDY features a rider-first design and over 4 decades of suspension development to create the best handling trail performance sled on snow.

RZR Trail in the woodsTailor Your Ride With a Quick Switch.

High-performance, adjustable, and rebuildable FOX® QS3 shocks offer easy adjustability and deliver outstanding performance on-trail on 650 Patriot INDY Adventure models. The ProStar S4 equipped INDY Adventure features Polaris TS shocks with easy adjustments for your riding style.

Predictable Steering. Confidence Inspiring.

Developed on the track, proven on the trail. The Polaris IFS is the perfect balance of effort, precision & zero-bump steer-stability to deliver 2-up handling and control.

Optional ProStar S4 4-Stroke Engine.

The ProStar S4 provides easy runability with the spirited performance only a Polaris can deliver. The engine is designed for easy ownership and long service intervals to keep you on the trails longer.

ENGINE AND DRIVETRAIN
Exhaust
Single
Ignition
Coil on Plug
Fuel_System
Sequential Port Injection
Bore_x_Stroke
93 mm x 73.5 mm
Disc_Brake_Type
S4 Stealth
Drive_System_Type
F-N-R Transmission
Drive/Driven_Clutch
P22 / TEAM® BOS
Engine_Type_/_Cooling
Liquid Cooled
Cylinders_Displacement
2 - 998 cc
DIMENSIONS
Fuel_Capacity
11.5 gal (43.5 L)
Overall_Width
47 in (119.4 cm)
Overall_Height
46 in (116.8 cm)
Overall_Length
120 in (305 cm)
Person_Capacity
1
Ski_Center_Distance
42.5 in (108 cm)
Estimated_Dry_Weight
636 lb (288 kg)
SUSPENSION
Ski_Type
PRO-STEER DUAL CARBIDE
Rear_Travel
16.2 in (41.1 cm)
Front_Shocks
Polaris TS
Front_Travel
9.5 in (24.1 cm)
Rear_Suspension
PRO-CCâ„¢
Front_Suspension
MATRYX Front Suspension
Rear_Track_Shock
Polaris TS
Front_Track_Shock
Polaris TS
Track_Width_/_Length_/_Height_(in)
15 x 137 x 1.35 Cobra