ProStar S4 INDY SP 137 Specifications
Find specifications for the 2026 Polaris ProStar S4 INDY SP 137 snowmobile. Specs includes engine, fuel capacity, ski type, track length and width, exhaust, suspension, rear travel and person capacity.
Engine and Drivetrain
Bore x Stroke
93 mm x 73.5 mm
Cylinders Displacement
2 - 998 cc
Disc Brake Type
S4 Stealth
Drive System Type
F-N-R Transmission
Drive/Driven Clutch
P22/TEAM BOSS
Engine Type / Cooling
Liquid Cooled
Exhaust
Single
Fuel System
Sequential Port Injection
Ignition
Coil on Plug
Dimensions
Estimated Dry Weight
592 lbs (268 kg)
Fuel Capacity
11.5 gal (43.5 L)
Overall Height
46 in (116.8 cm)
Overall Length
120 in (305 cm)
Overall Width
47 in (119.4 cm)
Person Capacity
1
Ski Center Distance
42.5 in (108 cm)
Suspension
Front Shocks
Polaris IFP
Front Suspension
MATRYX Front Suspension
Front Track Shock
Polaris IFP
Front Travel
9.5 in (24.1 cm)
Rear Suspension
PRO-CC™
Rear Track Shock
Polaris IFP
Rear Travel
16.2 in (41.1 cm)
Ski Type
PRO-STEER
Track Width / Length / Height (in)
15 x 137 x 1.25 Ripsaw II
Features
12V Outlet / RCA
Standard
Electric Start
Standard
Fuel Gauge
Electronic
Hand & Thumb Warmers
Smart Warmers
Handlebar Type
One Piece Hooked
Heated Passenger Grips
Accessory
Mirrors
Accessory
Passenger Seat
Accessory
Rear Rack/Tow Hitch
Accessory
Reverse
PERC®
Riser Type
2.36" (60mm) Fixed
Seat Type
MATRYX Performance
Security System
Option
Speedometer
MessageCenter Display
Storage
Standard
Tachometer
MessageCenter Display
Temp/Low Oil Light
MessageCenter Display
Windshield
Matryx Mid Smoke
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