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Description
The Shaper Bar takes the wearbar design and performance to a new level! This bar offers a unique shape that provides much better turning than conventional bars and offers a 20% weight savings too! The concave side profile on the Shaper Bar grabs and holds snow rather than allowing snow to slip by like other wearbars. While the shape of this bar improves the turning radius of your sled on the trail, the large 60º carbide provides great control and wear on hard surfaces. The "Shaper" Bar is the original and still the best handling wearbar in the industry since 2002. Made from "cold rolled steel" to the patented shape with large 60° degree cutting carbide for durability and precise handling. The concave side profile grabs and holds snow for better and more precise turning. NOTE: Now E-coated in a corrosion-resistant black finish (may receive zinc plated bars -depending on stock). Sold in pairs.
Technical Specifications
- MFG. Part Number POL-S2523-60
Vehicle Information
Ski-Doo Backcountry 850 Snowmobile (2019-2026)
The Ski-Doo Backcountry 850, produced from 2019 to 2026, is a crossover snowmobile designed for both trail and deep snow riding. It is powered by the potent 849 cc Rotax 850 E-TEC engine, delivering 165 horsepower. Over the years, the lineup has evolved with enhanced platforms and engine options. Initially built on the REV Gen4 platform (2019-2022/2023), the Backcountry gradually adopted the REV Gen5 platform starting in 2023, becoming widespread by 2025-2026. This transition brought a refined design, improved handling, and modern features such as LED headlights and 10.25-inch touchscreen displays on some models. A significant advancement is the introduction of the 180 hp Rotax 850 E-TEC Turbo R engine, available for the Backcountry X-RS from 2025. Suspension systems were also enhanced, with the arrival of RAS X and RAS RX front suspensions, and the cMotion X rear suspension, for increased performance across all terrains. Key trims include the base Backcountry, Adrenaline, X, and X-RS. FAQ:
Q: How can I ensure parts fit my specific model?
A: Use our year and trim selector at the top of the page to find compatible parts for your Ski-Doo Backcountry 850.
Maintenance
| Component | Interval | Details |
| Oil Filter (2-stroke E-TEC engine) | Not applicable | 2-stroke E-TEC engines do not use a traditional oil filter. Periodically inspect and clean the oil pump strainer. Check injection oil level before every ride. |
| Drive Belt | Check every 50 h | Inspect regularly for damage or excessive wear. Typical lifespan: 2 400 to 4 800 km, depending on riding style. |
| Spark Plugs | As per engine maintenance schedule | Inspect and replace if dirty or worn. Indexing may be required upon replacement; consult the manual. |
| Air Filter | Not applicable | Snowmobiles do not have a replaceable air filter element like cars. Check the air intake area and clear any snow or ice. |
| Coolant | Replace every 2 years | Check level regularly and inspect the system for leaks. |