My Garage
Select a ride to guarantee fitment.
My Garage
Add your vehicles to your garage. Several features will then be available to facilitate your searches.
- Store vehicles in your garage
- Easily find guaranteed fit products and accessories
- Get product recommendations
Available Online
Free shipping on orders over $99
Standard Fulfillment: -
Expedited Fulfillment: -
Lowest Price Guaranteed
Fast Shipping
Easy Returns
Description
Bred from a rich history of experienced belt builders, the Dayco XTX belt is specifically engineered to maximize the performance of the most extreme, high horsepower snowmobiles. Beating the competition on the race course is just one of many aspects that sets the XTX belt apart from its competition. Specially formulated high temperature Polymer along with the highest level of engineered reinforcement proves to perform better in belt operating temperature and efficiency than leading competitors. Its innovative break-through design of deeper cogs on top and rounded cogs on the bottom yield the advantages of ultimate flexibility and longer belt life while being a better alternative to the original equipment belt.
Key Features
- Faster and more consistent throttle response at high speeds
- Quicker throttle response at mid-speed acceleration
- Greater secondary acceleration at high RPMs
- Greater secondary acceleration as primary acceleration increases
- Reduction in slippage during the highest levels of torque
- Providing more power to track
- Better performance during deceleration (more responsive engine braking)
- Tested and proven reliability at well over 12,000 RPMs
- Cooler-running temperature than the leading competitors
Technical Specifications
- MFG. Part Number XTX5057
Vehicle Information
Yamaha Wolverine X4 850 Side-by-Side (2018-2026)
The Yamaha Wolverine X4 850, produced from 2018 to 2026, is a versatile side-by-side known for its robust performance and comfortable four-passenger seating. Powered by a consistent 847cc DOHC liquid-cooled parallel-twin engine, it delivers between 69 and 72 horsepower, utilizing technology from Yamaha's sportbikes for linear torque and excellent power delivery. This model has been offered in various trims, including the standard/EPS, the off-road ready XT-R, and the R-Spec, with the XT-R becoming the exclusive trim for 2026. While the core engine remained unchanged, the Wolverine X4 850 received notable mid-cycle updates. In 2021, it saw redesigned doors, improved seat adjustability, upgraded pedals, and new standard 27-inch GBC Dirt Commander tires. Further enhancements in 2024 included higher electrical output (1000 watts) and additional electrical ports, improving its utility. These refinements ensured the vehicle remained competitive and adaptable throughout its production run. Frequently Asked Questions:
Q: Is this product compatible with all Yamaha Wolverine X4 850 models?
A: Compatibility can vary by model year and trim. Please use our year/edition selector to ensure a perfect fit for your specific vehicle. Q: Where can I find more details about my Wolverine X4 850's specifications?
A: For precise specifications and features tailored to your model, refer to the official Yamaha owner's manual or use our detailed product filters.
Maintenance
| Component | Interval | Details |
| Engine Oil and Oil Filter | 15 hours or 240 km (initial break-in); then every 6 months or 160 hours | Engine oil and filter change, plus differential gear oils during initial break-in. |
| Belt (Ultramatic V-belt) | Regular inspection | 10-year warranty, but visual inspection is recommended to check for wear. |
| Spark Plugs | Inspection every 6 months or 160 hours; replacement every 5,150 km | Spark plug replacement often coincides with valve checks. |
| Air Filter | Clean and replace every 20 to 40 hours | More frequently in dusty or wet conditions. |
| Coolant | Annual check; replacement every 2 years | Check for leaks and level. Based on recommendations for similar utility vehicles. |