FOX 1.5 Zero QS3-R Ski Shock for Snowmobiles - Part Number 850-02-029

The 1.5 ZERO QS3-R ski shock is built for riders who prefer a traditional coil over shock. With the FOX QS3 tool-free adjuster, you can quickly choose from 3 specifically calibrated ride control settings on the fly. Its wide range of compression adjustment provides noticeable changes of ride quality and handling without the complications of counting detents. Choose a QS3 setting that gives you the most confidence, comfort, or handling characteristics with just a “flip of a switch." Feel the latest in technology with features such as Genuine Kashima coat 6061-T6 aluminum body, super-finish hard chrome steel shafts, FOX Ice Scraper Technology (FIST), adjustable velocity sensitive damping with Hi-flow damping piston, and wide range rebound control.

The FOX 1.5 Zero QS3-R ski shock is engineered for snowmobile riders seeking reliable performance and easy adjustability. Built with a durable 6061-T6 aluminum body featuring a Genuine Kashima coat, this shock offers exceptional durability and corrosion resistance. Its 1.5-inch bore provides a smooth ride, while the coil spring delivers consistent support across various terrains. Designed for mountain segments, the shock includes a wide-range rebound adjustment, allowing riders to fine-tune handling to match their riding style and trail conditions. The FOX QS3 tool-free adjuster enables quick, on-the-fly switching between three calibrated ride control settings, including comfort, confidence, and handling modes, making it suitable for diverse riding preferences without complex detent adjustments. The shock’s velocity-sensitive damping with high-flow pistons ensures responsive shock absorption, enhancing stability and rider confidence during aggressive maneuvers or rough terrain. Additionally, features like FOX Ice Scraper Technology (FIST) and aerospace-grade PTFE-lined spherical bearings contribute to smooth operation and longevity. Fully rebuildable and re-valveable, this shock provides long-term performance with maintenance flexibility. Compatible with a range of 2017-2018 Ski-Doo Summit models, including SP and X series with 146 and 154-inch tracks, the FOX 1.5 Zero QS3-R shock is an essential upgrade for riders demanding high performance and ease of adjustment in their snowmobile suspension system.

Features:

• Type: Mountain

• Spring: Coil

• 3 Position Quick Switch for on-the-fly ride control adjustments

• Wide-range rebound adjustment for personalized handling

• Spring preload for fine-tuning support

• Genuine Kashima coat for durability and smooth operation

• 1.5-inch bore shock body for smooth ride quality

• FOX Ice Scraper Technology (FIST) for reliability in cold conditions

• Aerospace-grade PTFE-lined spherical bearings for precision movement

• High-flow velocity-sensitive damping for responsive shock absorption

• Fully rebuildable and re-valveable for long-term maintenance

Product Type: Suspension
Segment: Snow
Division: Suspension & Swingarms
Class: Suspension & Components
Sub Class: Shocks & Components

FITMENT:
2017 Ski-Doo Summit SP 600 HO E-TEC 146"
2017 Ski-Doo Summit SP 600 HO E-TEC 154"
2017 Ski-Doo Summit SP 800R E-TEC 146"
2017 Ski-Doo Summit SP 800R E-TEC 154"
2017 Ski-Doo Summit SP 800R E-TEC 163"
2017 Ski-Doo Summit SP 850 E-TEC 146"
2017 Ski-Doo Summit SP 850 E-TEC 154"
2017 Ski-Doo Summit SP 850 E-TEC 165"
2017 Ski-Doo Summit X 800R E-TEC 146"
2017 Ski-Doo Summit X 800R E-TEC 174"
2017 Ski-Doo Summit X 850 E-TEC 154"/3.0"
2018 Ski-Doo Summit SP 600 HO E-TEC 146"
2018 Ski-Doo Summit SP 600 HO E-TEC 154"
2018 Ski-Doo Summit SP 850 E-TEC 146"
2018 Ski-Doo Summit SP 850 E-TEC 154"
2018 Ski-Doo Summit SP 850 E-TEC 165"
2018 Ski-Doo Summit SP 850 E-TEC 175"
2018 Ski-Doo Summit X 850 E-TEC 154"/3.0"
2020 Ski-Doo Summit SP 600R E-TEC 146"
2020 Ski-Doo Summit SP 600R E-TEC 154"
2020 Ski-Doo Summit SP 850 E-TEC 154"
2020 Ski-Doo Summit SP 850 E-TEC 175"
2020 Ski-Doo Summit X 850 E-TEC 154"/3.0"
2020 Ski-Doo Summit X 850 with Expert Package E-TEC 154"/3.0"
2021 Ski-Doo Summit SP 600R E-TEC 146"
2021 Ski-Doo Summit SP 850 E-TEC 146"
2021 Ski-Doo Summit X 850 E-TEC 154"/3.0"
2021 Ski-Doo Summit X 850 E-TEC Turbo 154"