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2025 Arctic Cat® M 858 Mountain Cat Alpha One 154"/3.00" Manual

  • Used-2025-Arctic Cat®-M 858 Mountain Cat Alpha One 154"/3.00" Manual-Ogden
  • Used-2025-Arctic Cat®-M 858 Mountain Cat Alpha One 154"/3.00" Manual-Ogden
  • Used-2025-Arctic Cat®-M 858 Mountain Cat Alpha One 154"/3.00" Manual-Ogden
  • Used-2025-Arctic Cat®-M 858 Mountain Cat Alpha One 154"/3.00" Manual-Ogden
  • Used-2025-Arctic Cat®-M 858 Mountain Cat Alpha One 154"/3.00" Manual-Ogden
  • Used-2025-Arctic Cat®-M 858 Mountain Cat Alpha One 154"/3.00" Manual-Ogden
  • Used-2025-Arctic Cat®-M 858 Mountain Cat Alpha One 154"/3.00" Manual-Ogden
  • Pre-owned
  • In Stock
  • Ogden
  • UA01307C
  • 4UF1S2JH2ST101307
  • Snowmobile
  • Mountain
  • 2 mi
The 2025 Arctic Cat M 858 Mountain Cat Alpha One 154 represents a bold evolution in mountain sled technology and performance. With its newly refined 858cc C-TEC2 engine, Arctic Cat delivers a significant leap in horsepower—estimated around 160 hp—offering riders the kind of explosive throttle response and torque needed to conquer the steepest, deepest terrain. This isn't just a snowmobile built to handle the mountains—it's built to dominate them.

At the heart of its unmatched agility is the ALPHA ONE single-beam rear suspension, a revolutionary design that dramatically reduces weight and enhances the sled’s ability to sidehill with precision. When paired with the 154-inch PowerClaw track and 3.0-inch lugs, the sled achieves exceptional flotation and grip in powdery conditions, giving riders greater confidence to push boundaries in technical terrain.

The 2025 model also shines in the details. Arctic Cat's ADAPT CVT system ensures smoother power delivery, while the FOX FLOAT 3 QS3 and QSL shocks provide adjustable, high-performance suspension for any snow condition. The updated G8 digital gauge, asymmetrical LED lighting, and ergonomic design enhancements show that rider comfort and functionality weren’t overlooked in the pursuit of raw performance.
  • Ogden
  • Pre-owned
  • UA01307C
  • 2025
  • Arctic Cat®
  • M 858 Mountain Cat Alpha One 154"/3.00" Manual
  • Snowmobile
  • Mountain
  • 4UF1S2JH2ST101307
  • 2 mi
  • 858, 2-Stroke
  • 858cc
  • Liquid
  • 2
  • 85 mm
  • 75.6 mm
  • Electronic Injection
  • Manual
  • Digitally Controlled CDI
  • Stator Output: 270W @ 3000 RPM
  • APV IV w/ Full Stainless Steel Exhaust & EGT Sensors
  • Delivery: Next Gen. C-TEC2 | Minimum Octane: 91
  • AC M Belt Drive
  • ADAPT | Driven: ADAPT | Calibration: 6,000-8,000 ft
  • Stealth Hydraulic Master Cylinder
  • 24/63
  • Belt
  • Track Drive: 9 Tooth, 2.86 Pitch, Exvolute or 7 Tooth, 3.50 Pitch, Exvolute
  • Push-Button Engine
  • AWS 36
  • Ski: FOX FLOAT 3 QS3
  • 7.6 in
  • ALPHA ONE Rear Suspension
  • Track: FOX FLOAT 3 QS3
  • Track: FOX FLOAT 3 QSL
  • 13.5 in, 14.5 in, or 15.5 in
  • Chassis: 126.5 in or 131 in
  • Chassis: 42-44 in
  • Chassis: 50 in
  • 15 in
  • 154 in
  • 3.00 in
  • 2.86 in or 3.50 in
  • G2 ProClimb - 7 in | Stance: 35-37 in - Adjustable
  • System: 3.0 qt
  • 10.4 gal
  • Capacity: 4.2 qt
  • Skye Blue/Galaxy Blue
  • LED
  • PowerClaw
  • Single Runner w/ Carbide
  • Arctic Cat G8 (CAN w/o GRR)
  • Digital

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Advertised pricing excludes applicable taxes title and licensing, dealer set up, destination, reconditioning and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers. Not all options listed available on pre-owned models. Contact dealer for details.