2025 Arctic Cat M 858 Alpha One 146 2.6 AWS Sno Pro ES

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Engine

  • Engine Brand Name:
    Arctic Cat
  • Engine Type:
    In-Line
  • Cylinders:
    2
  • Engine Stroke:
    2-Stroke
  • Cooling:
    Liquid
  • Valve Configuration:
    Reed Valve
  • Bore (mm):
    85
  • Bore (in):
    3.35
  • Stroke (mm):
    75.6
  • Stroke (in):
    2.98
  • Displacement (cc):
    858
  • Displacement (ci):
    52.3
  • Starter:
    Electric
  • Fuel Requirements:
    Premium
  • Fuel Type:
    Gas / Oil Injected

Brakes

  • Brake Brand Name:
    Radial Master Cylinder
  • Rear Brake Type:
    Hydraulic Disc

Carburetion

  • Fuel Injector:
    Yes
  • Carburetion Type:
    Fuel Injected

Dimensions

  • Length (in):
    122
  • Length (mm):
    3098.8
  • Width (in):
    44
  • Width (mm):
    1117.6
  • Height (in):
    50
  • Height (mm):
    1270
  • Maximum Ski Stance (in):
    37
  • Maximum Ski Stance (mm):
    939.8
  • Minimum Ski Stance (in):
    35
  • Minimum Ski Stance (mm):
    889
  • Length (ft):
    10.17
  • Length (ft/ft):
    10
  • Length (ft/in):
    2

Other

  • Fuel Capacity (gal):
    10.4
  • Fuel Capacity (l):
    39.4
  • Center Shock Absorber Brand:
    AC5S
  • Center Shock Absorber Type:
    Air Shock
  • Frame:
    Aluminum / Steel
  • Body Material:
    Plastic
  • Frame Brand:
    CATALYST
  • Side Cover:
    Yes
  • Fuel Tank Cover:
    Yes
  • Snow Guard:
    Yes
  • Floor Board Location:
    Driver
  • Skid Resistant:
    Yes
  • Front Shock Absorber Brand:
    AC5S
  • Front Shock Absorber Type:
    Air Shock
  • Coil Over Shock:
    Yes
  • Front Suspension Type:
    Independent Double Wishbone
  • Front Travel (in):
    7.6
  • Front Travel (mm):
    193
  • Front Suspension Brand Name:
    AWS 36
  • Adjustment Type:
    Shock Mounted Adjustment
  • Fuel Level Warning Type:
    Gauge
  • Heated Hand Grip Location:
    Driver
  • Adjustable:
    Yes
  • SysModelID:
    149151
  • MfrModelID:
    S2025CMJCRUSG
  • Year:
    2025
  • Manufacturer:
    Arctic Cat
  • Model Name:
    M 858 Alpha One
  • Trim Name:
    146 2.6 AWS Sno Pro ES
  • Family Name:
    M
  • Product Type:
    Snowmobile
  • Manufacturer Type:
    Mountain
  • Generic Type (Primary):
    Mountain
  • Manufacturer Country:
    USA
  • Photo Name:
    2025_ArcticCat_M858AlphaOne_14626AWSSnoPro.jpg
  • Major Revision Year:
    2025
  • Revision Status:
    New
  • Generic Type 2:
    Performance
  • Competitor Code:
    SNO25MAAA00
  • Introduction Year:
    2025
  • SysTrimId:
    527777
  • SysMakeId:
    25
  • IsCurrent:
    Yes
  • Data Provider:
    CRS
  • Parent Company:
    Textron, Inc.
  • Display Name:
    M 858 Alpha One 146 2.6 AWS Sno Pro ES
  • Currency:
    US Dollars
  • Warranty (Months):
    12
  • Warranty (Condition):
    Limited
  • Rear Shock Absorber Brand:
    AC5S
  • Rear Shock Absorber Type:
    Air Shock
  • Rear Travel (in):
    13.5
  • Rear Travel (mm):
    342.9
  • Number Rear Shock Absorbers:
    2
  • Rear Suspension Brand Name:
    ALPHA-ONE
  • Adjustment Type:
    Shock Mounted Adjustment
  • Seat Type:
    One-Piece
  • Seat Material:
    Vinyl
  • Seat Location:
    Driver
  • Number Of Seats:
    1
  • Skag Material:
    Carbide
  • Ski Material:
    Plastic
  • Ski Brand:
    ProClimb - 7 G2
  • Steering Type:
    Manual
  • Steering Control:
    Handlebar
  • Tail Bag Material:
    Vinyl
  • Tail Bag Trim:
    Plain
  • Tank Bag Material:
    Vinyl
  • Tank Bag Trim:
    Plain
  • Temperature Warning Type:
    Gauge
  • Throttle Type:
    Thumb
  • Track Brand:
    Power Claw
  • Track Length (in):
    146
  • Track Length (mm):
    3708.4
  • Track Width (in):
    15
  • Track Width (mm):
    381
  • Lug Height (in):
    2.6
  • Lug Height (mm):
    66
  • Number Of Tracks:
    1
  • Type:
    LED

Our Location


Bay Cycle Sales
3800 S Huron Rd M-13
Bay City, MI 48706