2026 Polaris® ProStar S4 Titan Adventure Ultimate 155 1.5 Base

2026 Polaris® ProStar S4 Titan Adventure Ultimate 155 1.5 Base

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Exterior Colors:

  • Year 2026
  • Make Polaris®
  • Model ProStar S4 Titan Adventure Ultimate 155 1.5
2026 Polaris® ProStar S4 Titan Adventure Ultimate 155 1.5 Base

2026 Polaris® ProStar S4 Titan Adventure Ultimate 155 1.5 Base

2026 Polaris® ProStar S4 Titan Adventure Ultimate 155 1.5

The Most Capable Widetrack from Polaris

Whether your work is work, or your work is fun—comfort, control and toughness are engineered right into the TITAN. From the tundra, to the trails, to the deep snow, the TITAN Adventure Ultimate is equipped with the most premium features to get the job done, navigate with or without a passenger, and more.

Features may include:

  • Heavy-Duty Performance

TITAN Adventure Ultimate is designed to break trail, haul and tow gear, and get the job done with the most premium features for added comfort and capability, including the standard TITAN cargo box, mirrors, standard hitch, work light, and the easily removable TITAN passenger seat.

  • Confidence-Inspiring Handling

The patented BackTrak20 Rear Suspension is the next-generation of articulated rear suspension. Designed with revised geometry to climb on top of the snow, the BackTrak20 dominates in forward or reverse.

  • 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.

Engine

Cylinders-Displacement (cc) 2 - 998 cc
Cooling Liquid Cooled
Bore 93 mm
Stroke 73.5 mm
Fuel System Sequential Port Injection
Ignition Coil on Plug

Drivetrain

Drive System H-L-N-R Transmission
Drive/Driven Clutch P22 / TEAM® BOS

Chassis

Exhaust Single

Suspension

Front Suspension High Clearance IFS
Rear Suspension BackTrak20
Front Shocks Polaris IFP
Front Track Shock Polaris IFP
Rear Track Shock FOX® QS3
Front Travel (in./cm.) 9 in (22.8 cm)
Rear Travel (in./cm.) 16.5 in (41.9 cm)

Brakes

Brake System Type Disc: TITAN® Hydraulic

Dimensions

Overall Height 56 in (142 cm)
Overall Length 133 in (337.8 cm)
Overall Width 46.5 in (118.1 cm)
Ski Center Distance (in./cm.) 39 - 40 - 41 in (99.1 - 101.6 - 104.1 cm)
Track (WxLxH in.) 20 x 155 x 1.5 Cobra
Dimensions Riser Type: 3.35" (85mm) Fixed

Capacities

Fuel Capacity 12.6 gal (47.7 liters)
Seating Capacity 2

Weights

Estimated Dry Weight (lbs./kgs.) 774 lb (351 kg)

Lights and Safety

Lighting Temp/Low Oil: MessageCenter Display / 7S Display

Features

Ski Type TrailBreaker
Electric Start Standard
Gauges Electronic
Handlebars One Piece Hooked
Handlebar Grips Standard
Hitch Towing Rating Rear Rack: Standard
Features 12V Outlet / RCA: Standard | Hand & Thumb Warmers: Smart Warmers | Storage: Standard
Reverse H-L-R-N Transmission
Seat Type MATRYX TITAN | Passenger: Standard
Speedometer 7S Display
Tachometer MessageCenter Display / 7S Display
Windshield MATRYX Tall Smoke
Mirrors Standard

Product Photography