How to Change the Coolant in a 2017 Yamaha TTR110: A MotoSport Guide

Shop parts for a 2017 Yamaha TTR110 Dirt Bike.

Keeping your 2017 Yamaha TTR110 running cool is essential for maximum performance and longevity. While the TTR110 is renowned for its reliable air-cooled, four-stroke engine, it's important to note that it does not use liquid coolant or have a radiator like many larger or racing-oriented bikes. This model relies solely on air cooling, meaning classic "coolant changes" do not apply.

Instead, routine maintenance focuses on engine oil changes, air filter cleaning, and ensuring the cooling fins on the cylinder are free of dirt and debris. Follow these MotoSport-recommended steps to protect your TTR110 from overheating and ensure peak off-road performance:

  • Inspect Cooling Fins: Dirt and mud can insulate heat. Regularly brush or blow off any build-up from the cylinder and head fins. This is critical since these fins radiate engine heat into the air.
  • Monitor Engine Oil: Because the TTR110 is air-cooled, the engine oil plays a large role in both lubricating and cooling. Change the oil at the intervals recommended in your owner's manual. Always check for the correct oil type and capacity for your 2017 model year.
  • Air Filter Maintenance: A clean air filter helps maintain proper airflow over the engine, which is especially important with air-cooled powerplants. Clean and re-oil the filter more frequently if riding in dusty or muddy conditions.
  • Rider Awareness: Avoid excessive idling or riding at slow speeds during hot weather, as continuous airflow is necessary to cool the engine effectively.

Unique Note for 2017 TTR110 Owners: The absence of a radiator and liquid coolant means less maintenance and simpler ownership—just focus on oil, air filter, and cleanliness. If you move to another Yamaha model in the future, especially those with "YZ" or "WR" designations, be aware that those typically do have coolant to change.

Remember: regular basic maintenance is the key to enjoyable, trouble-free riding on your Yamaha TTR110. For any OEM or upgrade needs, MotoSport carries a full range of Shop parts for a 2017 Yamaha TTR110 Dirt Bike.–shop with confidence and keep your TTR110 adventure-ready.

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Disclaimer: This guide is provided for general informational purposes only and is not intended to replace your motorcycle's official owner's manual. Always refer to your manufacturer's documentation for model-specific instructions, torque specifications, safety procedures, and maintenance requirements. If you are unsure or inexperienced, consider seeking assistance from a qualified mechanic or technician.