How to Change the Coolant in a 2014 GAS GAS TXT Racing 280

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The 2014 GAS GAS TXT Racing 280 is a competition-proven trials bike known for its responsive cooling system and lightweight engineering. Keeping the coolant fresh not only ensures reliable performance but also protects your engine from overheating during technical rides. Here is a robust, model-specific guide made for MotoSport customers.

What You Need

  • Fresh premixed motorcycle coolant (not automotive-specific)
  • Flathead screwdriver or socket wrench (as needed for clamps and covers)
  • Drain pan
  • Protective gloves and rags

Before You Begin

  • Let the bike cool completely before starting – working with a hot engine or coolant can cause burns.
  • This model's radiator cap is located beneath the fuel tank. You may need to remove the tank for full access.
  • Change clothing if coolant spills on you. Avoid skin contact if possible.

Step-by-Step: Changing the Coolant

  1. Position the bike securely
    Place the TXT Racing 280 on a stand or level surface with the engine off and cooled down.
  2. Remove the radiator cap
    Remove the fuel tank if necessary for access. Carefully loosen the radiator cap to release any built-up pressure.
  3. Locate the coolant drain point
    On the 2014 TXT Racing 280, the lowest hose connection on the water pump or lower radiator is typically used to drain coolant. Place a drain pan beneath this hose connection.
  4. Drain the coolant
    Loosen the hose clamp or drain bolt and allow coolant to fully drain into the pan. Dispose of old coolant according to local regulations.
  5. Flush (optional, but recommended)
    Reinstall the drain bolt or clamp the hose, fill the radiator with distilled water, and briefly run the engine to flush out any remnants. Drain again and repeat until water flows clear.
  6. Refill with coolant
    Reinstall the drain bolt or reattach the hose securely. Pour in the new motorcycle coolant slowly to prevent air pockets, filling up to the bottom lip of the radiator neck.
  7. Bleed air from the system
    Gently tip the bike side to side and squeeze radiator hoses. On some models, you may need to open a bleed screw (if equipped) to help evacuate trapped air.
  8. Reinstall the radiator cap and tank
    Once the coolant reaches the correct level and no bubbles emerge, replace the radiator cap firmly and reinstall the fuel tank.
  9. Run the engine and recheck level
    Start the engine and let it idle for a few minutes. Turn off and let cool, then recheck and top up coolant as necessary.

Model-Specific Notes for the 2014 TXT Racing 280

  • The TXT Racing 280 uses a compact, high-flow cooling circuit designed for green-lane and observed trials, where sudden speed changes are common. Always use coolant meeting the manufacturer specs – do not substitute with plain water except for flushing.
  • The radiator is relatively exposed to impact during off-road riding. Inspect for bent fins or leaks any time you change the coolant.
  • Factory coolant capacity is approximately 0.6 liters. Do not overfill—leave some space for expansion.
  • Never open the radiator cap when hot.

Aftercare and Maintenance

  • Check coolant levels after every few rides, especially if you ride in hot or extreme conditions.
  • Coolant should be replaced every 1–2 years or if the bike has seen heavy riding, as per the factory maintenance schedule.
  • If you notice a drop in coolant level without signs of external leaks, check for possible gasket or internal leaks.

For the best performance and reliability, keep your 2014 GAS GAS TXT Racing 280 operating with fresh coolant and inspect your cooling system regularly.

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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.