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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 Grand Touring 550 Snowmobile (2003-2015)
The Ski-Doo Grand Touring 550, produced from 2003 to 2015, is a popular touring snowmobile known for its reliable Rotax 550F engine. This fan-cooled, 2-stroke, 553.4 cc engine, delivering approximately 60 hp, remained consistent throughout its production run, providing dependable performance for recreational riders. While the engine stayed the same, the chassis saw a significant evolution. Models from 2003 to 2009 (Grand Touring 550 Fan, Legend GT Fan 550, and GTX 550F) were built on the original REV platform. In 2010, with the introduction of the Grand Touring Sport 550F, the model transitioned to the lighter and more ergonomic REV-XP platform, which it retained until 2015. This change offered enhanced rider comfort and handling. Q: How can I ensure this part fits my Ski-Doo Grand Touring 550?
A: Please use our year and trim selector on this page to confirm exact compatibility with your specific model.
Maintenance
| Component | Interval | Details |
| Oil (2-stroke injection oil) | Check before every ride and refill as needed | The 550F engine uses an oil injection system. Running out of oil can cause severe engine damage. Use only high-quality 2-stroke injection oil, such as XPS 2-stroke oil, or manufacturer-specified oil rated TC-W3. |
| Oil Filter | Not applicable | This 2-stroke engine with an oil injection system does not typically have an engine oil filter like a 4-stroke engine. |
| Drive Belt | Inspect every 50 hours or replace every 2 400 to 4 800 km | Regularly inspect the belt for damage, signs of separation, glazing, or excessive wear. Proper tension and alignment are crucial upon reinstallation. |
| Spark Plug | Inspect periodically | Spark plugs should be inspected periodically. Signs of a bad spark plug include misfires, rough idles, and loss of power. It is advisable to carry spare spark plugs. |
| Air Filter | Inspect and clean as needed | The airbox and filter assembly should be inspected and cleaned as needed. The owner's manual will provide specific cleaning or replacement intervals. |
| Coolant | Check before every ride; change every 2 years | Check coolant level before every ride when the engine is cold. The cooling system should be pressure tested yearly, and coolant strength inspected seasonally. Use manufacturer-specified coolant or a 50/50 premix rated for powersports. |