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2026 Polaris 850 RMK SP 155
2026 Polaris 850 RMK SP 155

General Information

Manufacturer
Polaris
Polaris
Model Year
2026
2026
Model
850 RMK SP 155
850 RMK SP 155
Model Code
S26TFB8RS
S26TFB8RS
Color
White Lightning / Gloss Black / Neon
White Lightning / Gloss Black / Neon

Dimensions

Length
Overall - 132 in. (335.2 cm)
Overall - 132 in. (335.2 cm)
Height
Overall - 53 in. (134.6 cm)
Overall - 53 in. (134.6 cm)
Width
Overall - 43.4 in. (110.3 cm)
Overall - 43.4 in. (110.3 cm)
Weight
Estimated dry - 432 lb. (195.9 kg)
Estimated dry - 432 lb. (195.9 kg)

Engine & Drivetrain

Engine
850 Patriot
850 Patriot
Cylinders
2
2
Cooling
Liquid
Liquid
Displacement
840 cc
840 cc
Bore x Stroke
3.3 x 2.9 in. (85 x 74 mm)
3.3 x 2.9 in. (85 x 74 mm)
Fuel System
Cleanfire® Injection
Cleanfire® Injection
Starting
Manual
Manual
Ignition
Patriot™ 3DS
Patriot™ 3DS
Drive System
Type - QuickDrive2
Type - QuickDrive2
Drive Clutch
P-85
P-85
Driven Clutch
TEAM® LWT
TEAM® LWT
Reverse
PERC®
PERC®
Exhaust
Single, 3 Stage VES
Single, 3 Stage VES
Brakes
Disc - RMK® LWT
Disc - RMK® LWT
Fuel Capacity
11 gal. (41.6 l)
11 gal. (41.6 l)

Operational

Handlebar
5 in. ProTaper
5 in. ProTaper
Instrumentation

Fuel gauge - Electronic

Speedometer, Tachometer, Temp / Low Oil Light - MessageCenter Display

Fuel gauge - Electronic

Speedometer, Tachometer, Temp / Low Oil Light - MessageCenter Display

Seating or Rider capacity
Matryx Comfort - Single person
Matryx Comfort - Single person
Skis
Gripper
Gripper
Ski Stance
36, 37, 38 in. (91.4, 93.9, 96.5 cm)
36, 37, 38 in. (91.4, 93.9, 96.5 cm)
Track Type
Series 8
Series 8
Track LxWxH
155 x 15 x 2.75 in.
155 x 15 x 2.75 in.

Other

Additional Colors

Gloss Black / Blue Dusk

White Lightning / Gloss Black / Neon

Gloss Black / Blue Dusk

White Lightning / Gloss Black / Neon

Includes

Hand and thumb warmers - Standard high and low

Storage

Windshield - Wind deflector

Hand and thumb warmers - Standard high and low

Storage

Windshield - Wind deflector

Suspension

Shocks
Front / Front track / Rear track - Polaris IFP
Front / Front track / Rear track - Polaris IFP
Front Suspension

RMK® React™

Travel - 9 in. (22.9 cm)

RMK® React™

Travel - 9 in. (22.9 cm)

Rear Suspension

Standard RMK

Travel - 16 in. (40.6 cm)

Standard RMK

Travel - 16 in. (40.6 cm)

Controllable & Easy To Ride

  • RMK SP SUSPENSION: Light, rigid, and durable suspension.
  • PATRIOT ENGINE OPTIONS: Choose from the 650 or 850 Patriot engines.
  • POLARIS IFP SHOCKS: Calibrated to be easy to ride.
  • RIDE CONFIDENTLY AND COMFORTABLY: The RMK SP is a capable addition to the RMK family with performance features to ride confidently in deep powder.
  • CAPABILITY IN VARYING DEEP SNOW CONDITIONS: The RMK SP features Polaris IFP shocks. These IFP coil-over shocks are purposefully calibrated to be easy to ride in the backcountry and comfortable for the trail ride home.
  • PROVEN SUSPENSION ARCHITECTURE: The RMK SP suspension features the same light, rigid, and durable suspension architecture as other RMK models.
  • The RMK SP was designed to be the easiest to ride RMK yet. The RMK SP suspension is calibrated to be easy to handle and comfortable for those looking to explore the backcountry, and the trails that take them there.

Deep Snow Versatility

  • RIDER-FIRST DESIGN. EFFORTLESS CONTROL.: The Matryx RMK platform is a backcountry rider's dream. The narrow seat, tank and console provide improved rider connection to the sled, while the tapered tunnel design enables more agility and less drag in the snow.
  • VERSATILE IN VARYING SNOW CONDITIONS.: The full-length cooler and tapered tunnel offers added versatility for varying snow conditions with an increased cooling capacity that keeps the sled at the right temperature whether it's a deep powder day or not.
  • CHOOSE YOUR POWER.: Choose the 850 Patriot for proven durability and relentless acceleration or the 650 Patriot for smooth power and response.
  • The Matryx platform and standard tunnel provides improved rider connection to the sled with a tapered, full-length tunnel and cooler for superior versatility in a wide variety of snow conditions.

Unbeatable Value

  • VERSATILE FOR ALL RIDERS: The RMK SP is the lowest price point in the Matryx RMK lineup as a more approachable option for those building confidence in their riding capabilities whether you are new to mountain riding, a sled skier, or looking for an easier to ride sled in the backcountry.
  • The RMK SP is loaded with features to make it a fiercely capable mountain sled at a more approachable price point.

Controllable & Easy To Ride

  • RMK SP SUSPENSION: Light, rigid, and durable suspension.
  • PATRIOT ENGINE OPTIONS: Choose from the 650 or 850 Patriot engines.
  • POLARIS IFP SHOCKS: Calibrated to be easy to ride.
  • RIDE CONFIDENTLY AND COMFORTABLY: The RMK SP is a capable addition to the RMK family with performance features to ride confidently in deep powder.
  • CAPABILITY IN VARYING DEEP SNOW CONDITIONS: The RMK SP features Polaris IFP shocks. These IFP coil-over shocks are purposefully calibrated to be easy to ride in the backcountry and comfortable for the trail ride home.
  • PROVEN SUSPENSION ARCHITECTURE: The RMK SP suspension features the same light, rigid, and durable suspension architecture as other RMK models.
  • The RMK SP was designed to be the easiest to ride RMK yet. The RMK SP suspension is calibrated to be easy to handle and comfortable for those looking to explore the backcountry, and the trails that take them there.

Deep Snow Versatility

  • RIDER-FIRST DESIGN. EFFORTLESS CONTROL.: The Matryx RMK platform is a backcountry rider's dream. The narrow seat, tank and console provide improved rider connection to the sled, while the tapered tunnel design enables more agility and less drag in the snow.
  • VERSATILE IN VARYING SNOW CONDITIONS.: The full-length cooler and tapered tunnel offers added versatility for varying snow conditions with an increased cooling capacity that keeps the sled at the right temperature whether it's a deep powder day or not.
  • CHOOSE YOUR POWER.: Choose the 850 Patriot for proven durability and relentless acceleration or the 650 Patriot for smooth power and response.
  • The Matryx platform and standard tunnel provides improved rider connection to the sled with a tapered, full-length tunnel and cooler for superior versatility in a wide variety of snow conditions.

Unbeatable Value

  • VERSATILE FOR ALL RIDERS: The RMK SP is the lowest price point in the Matryx RMK lineup as a more approachable option for those building confidence in their riding capabilities whether you are new to mountain riding, a sled skier, or looking for an easier to ride sled in the backcountry.
  • The RMK SP is loaded with features to make it a fiercely capable mountain sled at a more approachable price point.