2021 Polaris RMK® EVO™ 550 144
Perfect Fit For New Riders
Compact ergonomics accommodate a wide range of riders without feeling too big or too small. From its optimized seating position to its easy reach throttle - RMK EVO builds confidence in all new riders.
Confident Handling, Easy Steering
The RMK EVO suspension is engineered for a stable yet effortless ride. The adjustable-stance Independent Front Suspension (IFS) allows the sled to evolve with the rider.
Just-Right Performance and Fun
A sled with power that's perfectly scaled to new riders' needs, the speed is electronically limited to 50 mph, and an accessory kit is available to make additional power as skills develop.
Built specifically with compact ergonomics and performance perfectly scaled for new riders.
Includes
- Engine: 550 Fan
- Drive System Type: Chaincase
- Front Shock: RydeFX® MPV
- Front Suspension: PRO-RIDE
- Front Track Shock: RydeFX® MPV
- Rear Track Shock: RydeFX® MPV
- Track Width/Length/Height: 15 x 144 x 1.75 Backcountry
Engine
- Engine Brand Name:Polaris®
- Engine Type:Horizontal In-line
- Cylinders:2
- Engine Stroke:2-Stroke
- Cooling:Air / Fan
- Valve Configuration:Reed Valve
- Bore (mm):73
- Bore (in):2.87
- Stroke (mm):65
- Stroke (in):2.56
- Displacement (cc):544
- Displacement (ci):33.2
- Starter:Electric / Pull
- Fuel Requirements:Regular
- Fuel Type:Gas / Oil Injected
Brakes
- Rear Brake Type:Hydraulic Disc
Carburetion
- Carburetion Brand:Mikuni
- Carburetor:Yes
- Number Of Carburetors:2
- Carburetor Size (mm):34
- Carburetion Type:Carburetor
Dimensions
- Length (in):124
- Length (mm):3150
- Width (in):46
- Width (mm):1168
- Height (in):43
- Height (mm):1092
- Maximum Ski Stance (in):39
- Maximum Ski Stance (mm):991
- Minimum Ski Stance (in):39
- Minimum Ski Stance (mm):991
- Length (ft):10.33
- Length (ft/ft):10
- Length (ft/in):4
Other
- Fuel Capacity (gal):10
- Fuel Capacity (l):37.9
- Center Shock Absorber Brand:Ryde FX® MPV
- Center Shock Absorber Type:Adjustable Gas Shock
- Frame:Aluminum
- Body Material:Plastic
- Snow Guard:Yes
- Belt Guard:Yes
- Floor Board Location:Driver
- Skid Resistant:Yes
- Front Shock Absorber Brand:Ryde FX® MPV
- Front Shock Absorber Type:Adjustable Gas Shock
- Coil Over Shock:Yes
- Front Suspension Type:Independent A-Arm
- Front Travel (in):4.1
- Front Travel (mm):104
- Front Suspension Brand Name:PRO-RIDE
- Adjustment Type:Shock Mounted Adjustment
- Fuel Level Warning Type:Gauge
- Heated Hand Grip Location:Driver
- Adjustable:Yes
- SysModelID:104599
- MfrModelID:S21CEU5BSL
- Year:2021
- Manufacturer:Polaris
- Model Name:RMK® EVO™
- Trim Name:550 144
- Family Name:RMK®
- Product Type:Snowmobile
- Manufacturer Type:RMK®
- Generic Type (Primary):Performance
- Manufacturer Country:USA
- Photo Name:2021_Polaris_RMKEVO_144.jpg
- Major Revision Year:2020
- Revision Status:Carryover
- Competitor Code:SNO21PAA000
- Introduction Year:2020
- Manufacturer Recommend Minimum Age:16
- SysTrimId:318588
- SysMakeId:23
- Historical ID:282283
- Data Provider:CRS
- Parent Company:Polaris
- Display Name:550 RMK® EVO™ 144
- Engine Displacement to Weight (cc):1.26
- Currency:US Dollars
- Warranty (Months):12
- Warranty (Condition):Limited
- Rear Shock Absorber Brand:Ryde FX® MPV
- Rear Shock Absorber Type:Adjustable Gas Shock
- Rear Travel (in):10.1
- Rear Travel (mm):257
- Number Rear Shock Absorbers:2
- Rear Suspension Brand Name:INDY®
- Adjustment Type:Shock Mounted Adjustment
- Seat Type:One-Piece
- Seat Material:Vinyl
- Seat Location:Driver
- Number Of Seats:1
- Skag Material:Carbide
- Ski Material:Composite
- Ski Brand:Gripper®
- Steering Type:Manual
- Steering Control:Handlebar
- Temperature Warning Type:Light
- Throttle Type:Thumb
- Track Brand:Backcountry
- Track Length (in):144
- Track Length (mm):3657.6
- Track Width (in):15
- Track Width (mm):381
- Lug Height (in):1.75
- Lug Height (mm):44.4
- Number Of Tracks:1
- Tinted:Yes
- Height:Low
- Type:Halogen
