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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
Ski-Doo Expedition 800 Snowmobile (2007-2019)
The Ski-Doo Expedition 800, produced from 2007 to 2019, is a utility and touring snowmobile renowned for its versatility and robustness. During this period, it was offered with 800cc engines, including both 2-stroke and 4-stroke options, and underwent significant evolutions in its platforms and powertrains to adapt to various uses. The most notable change was the engine transition. Early models (2007-2009), such as the Expedition V-800 TUV and Sport, featured the Rotax V-800 4-stroke engine (799.9 cc, approximately 65 hp) on platforms like Yeti or RF. From 2010 onwards, the more powerful Rotax 800R E-TEC 2-stroke engine (799.5 cc, 154-165 hp) gradually became prominent, notably in the Expedition Xtreme from 2016 to 2019, which utilized the robust REV-XU platform. This shift provided a significant boost in performance and adapted the snowmobile for more demanding sport-utility applications. Suspension systems also evolved, with later models incorporating RAS 2 front and SC-5U articulating rear suspensions for improved handling and deep-snow capability. FAQ:
Q: How can I ensure this part is compatible with my Ski-Doo Expedition 800?
A: To ensure perfect compatibility, please use the year and trim selector at the top of this page.
Maintenance
| Component | Interval | Details |
| Suspension (Front and Rear) | Every 3,000 km or 1 year (whichever comes first) | Inspect and lubricate. Lubricate more frequently in wet conditions. |
| Fuel Pump Strainer | Every 6,000 km or 2 years (whichever comes first) | Inspect and replace if necessary. |
| Oil Filter (4-stroke engines only) | 100 hours or annually (whichever comes first) | For 4-stroke engines. First change at 25 hours. Always change filter with oil. |
| Injection Oil (2-stroke engines) | Before every ride | Check reservoir level and top off as needed. XPS 2-stroke oil is recommended. |
| Drive Belt | Inspect every 50 hours; replacement between 2,500 and 5,000 km | Inspect for signs of damage or excessive wear. Replace if damaged or worn. |
| Spark Plugs | Annually | Inspect at the beginning and end of each season. Replace if worn or damaged. Some 2-stroke engine users may change them more frequently. |
| Air Filter / Air Intake Silencer Prefilter | Regularly | Check, clean, or replace the air intake silencer prefilter for optimal engine performance. |
| Coolant | Check before every ride; replacement every 2 years | Check level when cold. Use manufacturer-specified coolant or a 50/50 premix rated for powersports. |