How to Change the Coolant in a 2020 Beta 500 RR-S: A MotoSport Guide

Shop parts for a 2020 Beta 500 RR-S Dirt Bike.

Maintaining peak performance in your 2020 Beta 500 RR-S means regular coolant changes to keep your engine running cool and reliably. Beta's updated 500 RR-S uses a redesigned water pump with improved flow and routes coolant through the frame, making system maintenance simple but vital for long life and trouble-free trail or street riding. Follow this model-specific guide to change your coolant safely and effectively, tailored exclusively for MotoSport riders.

Why Change the Coolant?

Coolant captures heat, transfers it away from the engine, and prevents both overheating and freezing. The 2020 Beta 500 RR-S is equipped with an electronically controlled fan and high-throughput cooling system, but old coolant can lose effectiveness, cause corrosion, and jeopardize engine health. Swapping out the original coolant is especially important if you ride often or tackle demanding terrain.

What You'll Need

  • Fresh coolant (choose a high-quality motorcycle coolant, 1.3 liters needed)
  • Basic hand tools (socket/wrench set, screwdriver)
  • Drain pan
  • Funnel
  • Clean rags
  • Protective gloves

Step-by-Step Coolant Change Instructions

  1. Let the engine cool completely. Hot coolant is dangerous and under pressure. Never open the system while hot–wait until the engine is fully cool.
  2. Remove the seat and side panels. Use your hand tools to detach these so you can access the radiator cap and cooling system hoses.
  3. Position the bike upright and secure it on a lift or stand.
  4. Place a drain pan under the water pump area. Locate the coolant drain bolt or screw at the bottom of the water pump (right-side of the engine). Remove this bolt to release old coolant into your pan. Open the radiator cap to allow air in and help drain all fluid.
  5. Inspect and flush (optional for best results). Once drained, you may flush the system with clean distilled water, cycling it through briefly (never run the engine long without coolant.). Drain the flush water out as above.
  6. Close the drain bolt securely, referencing your service manual for torque specs if desired.
  7. Slowly pour new coolant through the radiator cap opening. Use a funnel and fill up to just below the top – do not overfill. The 2020 Beta 500 RR-S takes around 1.3 liters. Leaving a small air gap at the top is important to accommodate thermal expansion and prevent overflow–filling to the brim can cause leaks or drips after riding.
  8. Replace the radiator cap securely. The 2020 has a newly designed, simple screw-on radiator cap that's easy to reinstall.
  9. Start the engine briefly and check for leaks. Let the bike idle a few minutes so the new coolant can circulate and any trapped air can move upward. After cooling, check the level and top off if needed. Inspect for leaks around drain and hose fittings.
  10. Reinstall the panels and seat. You're ready to ride.

2020 Beta 500 RR-S Owner Notes

  • Do not overfill the radiator. The manual & owner feedback stress leaving a small gap to prevent unwanted drips or pressure release after hard riding.
  • OEM coolant is suitable, but many owners upgrade for enhanced protection. Always use a high-quality, compatible coolant–mixing different types can cause chemical reactions.
  • The new water pump and integrated cooling fan were designed to keep this model cooler under stress, but old coolant can undermine this advantage.
  • If you ride aggressively, inspect coolant more frequently. Dust, mud, and intense trail riding can stress your system more than casual use.

Safety & Environmental Disposal

Never pour old coolant down the drain or onto the ground. Collect the used fluid and recycle it at an approved facility or hazardous waste center.

Related Shopping Categories

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Shop Radiator Hoses for a 2020 Beta 500 RR-S Dirt Bike.

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.