2026 Polaris TITAN® Adventure Ultimate Prostar S4 155 1.8

Click for Quote

$18,699.00

Overview

Availability Brochure
Year2026
MakePolaris
ModelTITAN® Adventure Ultimate Prostar S4 155 1.8

Product Features

Description

Get ready to conquer the winter wonderland in style with the all-new 2026 Polaris Prostar S4 TITAN® Adventure Ultimate 155 1.8 snowmobile! This beast of a machine comes in the striking Hemlock Blue / Black / Velocity Blue color scheme, ensuring you'll turn heads as you tear through the snow-covered trails.



Powered by the top-of-the-line ProStar™ Parallel Twin engine, this Widetrack snowmobile boasts impressive performance capabilities. The 4-stroke engine design, paired with liquid cooling, ensures reliable power delivery in even the harshest winter conditions. With a fuel-injected system and an efficient Continuously Variable Transmission (CVT), you can enjoy smooth acceleration and precise control as you navigate the snowy terrain.



The aluminum frame of the Polaris Prostar S4 TITAN® Adventure Ultimate provides both durability and agility, allowing you to tackle any trail with confidence. The High Clearence IFS front suspension and BackTrak20 rear suspension system deliver a smooth and responsive ride, while the adjustable shock absorbers let you customize your handling preferences for optimal comfort.



Step onto the skid-resistant driver floorboard and grip the rubber hand grips as you embark on your snowy adventure. The vinyl two-piece seat offers ample room for both the driver and passenger, ensuring a comfortable ride for extended outings. Stay warm with the heated hand grips, adjustable to your liking, and keep track of your journey with the integrated RIDE COMMAND™ GPS system.



The 155-inch Cobra Track provides excellent traction and stability, while the 1.8-inch lug height ensures superior grip on even the most challenging terrain. The LED lighting system illuminates your path, while the Titan Hydraulic rear brake system offers reliable stopping power when you need it most.



With the 2026 Polaris Prostar S4 TITAN® Adventure Ultimate 155 1.8 snowmobile, the possibilities for winter exploration are endless. Whether you're carving through fresh powder or cruising along groomed trails, this machine is designed to deliver an unparalleled riding experience. So gear up, hop on, and get ready to unleash your inner snowmobile enthusiast with this top-of-the-line adventure sled in the eye-catching Hemlock Blue / Black / Velocity Blue colorway!

Color Options
  • Hemlock Blue / Black / Velocity Blue: +$0
Pricing
  • Warranty (Months): 12
Engine
  • Engine Type: Parallel Twin
  • Cylinders: 2
  • Cooling: Liquid
  • Bore: 93 mm; 3.66 in
  • Stroke: 73.5 mm; 2.89 in
  • Displacement: 998 cc; 60.9 ci
  • Starter: Electric
  • Fuel Type: Gas
  • Carburetion Type: Fuel Injected
Transmission
  • Transmission Type: Continuously Variable (CVT)
  • Reverse: Yes
  • Clutch Brand: P-22 / TEAM BOS
Drive Line
  • Track Brand: Cobra Track
  • Track Length: 155 in; 3937 mm
  • Track Width: 20 in; 508 mm
  • Lug Height: 1.8 in; 45.7 mm
Technical Specifications
  • Length: 133 in; 3378 mm
  • Width: 46.5 in; 1181 mm
  • Height: 56 in; 1422 mm
  • Minimum Ski Stance: 39 in; 991 mm
  • Maximum Ski Stance: 41 in; 1041 mm
  • Dry Weight: 777 lbs; 352 kg
  • Fuel Capacity: 12.6 gal; 47.7 l
Exterior
  • Frame: Aluminum
  • Ski Material: Plastic
Suspension
  • Front Suspension Type: Independent A-Arm
  • Front Travel: 9 in; 228 mm
  • Rear Travel: 16.5 in; 419 mm
Brakes
  • Rear Brake Type: Hydraulic Disc
Seats
  • Number Of Seats: 2
Instrumentation
  • Speedometer: Standard
  • Tachometer: Standard
  • Trip Odometer: Standard
Storage
  • Glove Box / Dash Storage: Standard
Lights
  • Type: LED
Glass
  • Rearview Mirrors: Standard
  • Windshield: Standard
Convenience
  • Heated Hand Grips: Standard

Engine

Engine Type Parallel Twin
Displacement 60.9 cu. in. (998 cc)
Bore x Stroke Bore: 3.66 in. (93 mm); Stroke: 2.89 in. (73.5 mm)
Cylinders 2
Engine Cooling Liquid
Carburetion Fuel Injected

Drivetrain

Brake Type Hydraulic Disc
Drive Clutch P-22 / TEAM BOS
Driven Clutch Continuously Variable (CVT)

Suspension

Front Suspension Independent A-Arm
Front Travel 9 in. (228 mm)
Rear Travel 16.5 in. (419 mm)
Ski Type Plastic
Ski Stance Min: 39 in. (991 mm); Max: 41 in. (1041 mm)
Track Type Cobra Track
Track Dimensions W: 20 in. (508 mm); L: 155 in. (3937 mm); Lug Height: 1.8 in. (45.7 mm)

General

Speedometer Standard
Tachometer Standard
Odometer Standard
Fuel Capacity 12.6 gal. (47.7 L)
Dry Weight 777 lb. (352 kg.)
Windshield Standard
Warranty 12

Options

Electric Start Electric
Reverse Yes
Mirrors Standard

Shopping Tools