Best Oil For RZR 1000 – Oil Types & Capacity

The Rzr 1000 is arguably the best off-road vehicle on the market. It has an engine that can get you anywhere, it’s comfortable for long trips, and it’s tough enough to stand up to any terrain. But, what about when you need to change its engine oil? Do you know which oils are best for your Rzr 1000 in 2023? Read on to find out more!

Overview About RZR 1000 engine


The Rzr 1000 engine is a water-cooled 999 cm3 Evolution® engine with 4 valves per cylinder. It has 3 power modes differing in maximum torque but also revs (rpm).

The difference in the amount of torque delivered to the ground when selecting each one of these modes varies significantly, making it possible to choose which mode you prefer according to terrain and personal experience.

Whether experienced or novice riders, this offers even better control over their vehicle in different environmental conditions.

Recommended Engine Oil Types grade For RZR 1000


The Manufacturers recommend using 10w50 4-cycle oil and a 5w50 for 2-stroke oils.
Both oils will deliver an extensive range of temps and protection. Also, both oils are designed specifically for these engines.

Engine Oil Types grade For RZR 1000

Polaris rZR 1000 oil capacity


According to Polaris’s Official website, The Polaris RZR 1000 oil capacity is 2.5 quarts (2.4 liters).

Best Oil For RZR 1000 Review


The four top-rated oils in 2023 are 2878919 Polaris Extreme Duty 4 Cycle Full Synthetic Oil, Polaris 2878920 PS-4 Extreme Duty Oil, Polaris Oil Change Kit, and Polaris PS-4 Oil Change Kit for 2018 RZR XP 1000 & RZR S 1000.

#1 – 2878919 Polaris Extreme Duty 4 Cycle Full Synthetic Oil 1 Gallon

polaris extreme oil

The Polaris PS-4 Extreme Duty 4-cycle engine oil provides maximum protection for your Rzr 1000. It was engineered to provide additional rust and corrosion protection, high RPM race-proven formula, prevent thermal breakdown, and prevent oxidation in extreme temperatures.

The 10W-50 viscosity grade is recommended for use in ambient temperatures of 0 degrees to 100 degrees Fahrenheit. The Polaris PS-4 oil is compatible with fuel-injected engines. It comes in a one-gallon container.

Highlighted Features:

  • Prevents thermal breakdown at extremely high temperatures
  • Provides additional rust and corrosion protection in harsh conditions
  • High quality and easy to use in all weather conditions
  • Prevents oxidation at high temperatures
  • Compatible with fuel-injected engines
  • Reduces friction at startup and as the engine warms up for smooth performance
  • Outstanding protection against ring sticking helps extend the life of your engine parts.

Final Verdict: The Polaris PS-4 oil is specially formulated to meet the requirements of your Rzr 1000. It provides additional rust and corrosion protection in harsh conditions, high RPM race-proven formula, prevents oxidation at high temperatures, is compatible with fuel-injected engines, reduces friction at startup and as the engine warms up for smooth performance.


#2 – Polaris 2878920 PS-4 Extreme Duty Oil

polaris extreme duty oil

Engineered for Polaris 4-cycle engines, Polaris PS-4 Extreme Duty Motor Oil provides maximum protection in cold and hot conditions. It is formulated with a proprietary additive package that exceeds the requirements of all major OEMs.

Polaris PS-4 Extreme Duty Motor Oil has an industry-leading viscosity range to help extend gear life. This oil meets or exceeds API Service Classification GL-5.

Highlighted Features benefits:

  • Meets or exceeds all major OEM requirements for engines and gearboxes.
  • Protects in cold and hot weather conditions
  • Provides maximum protection to gears and bearings under extreme loads
  • Formulated with a proprietary additive package to keep engines running strong
  • Meets or exceeds API Service Classification GL-5

Final Verdict: Polaris 2878920 PS-4 Extreme Duty Oil is a clear and lightweight oil. Its viscosity range makes it the perfect choice for those who ride in different climatic conditions. It has all the benefits of synthetic oils, and its by-product recycling program ensures that this oil doesn’t cause harm to the environment.


#3 – Polaris PS-4 Oil Change Kit for 2018 RZR XP 1000 & RZR S 1000

2018 polaris rzr xp 1000 rzr s 1000 oil change kit

Polaris PS-4 is a high-quality 4 cycle engine oil that was developed with the most advanced technology to meet the needs of Polaris® ATV engines. Polaris PS-4 delivers maximum protection in cold and hot conditions, extends gear life, and provides easy starting in extreme cold.

Its unique blend of synthetic base oils and additives is engineered to provide superior performance for all Polaris® 4 cycle engines. Polaris PS-4 Oil Change Kit for 2018 RZR XP 1000 & RZR S 1000 includes the following: 2 – 1/2 gal.

There are bottles of Polaris® synthetic blend oil (XT-75W-140), one bottle of Gear Treatment, funnel, and sump plug washer.

Highlighted Features benefits:

  • High-performance engine oil for RZR XP 1000 and RZR S 1000
  • Synthetic blend formula provides protection in cold and hot conditions, extends gear life, and provides easy starting in extreme cold.
  • Superior viscosity index makes it resistant to viscosity breakdown, ensuring consistent temperature protection throughout the oil drain interval.
  • Suitable for use in cold and hot 4 strokes Polaris engines (use of Suzuki 2T oil in a Polaris engine voids warranty).
  • Suitable for all Polaris ATVs equipped with a four-cycle engine.

Final Verdict: 4.0 out of 5. Polaris PS-4 Oil Change Kit should be used in all Polaris four-stroke engines to protect the engine under extreme conditions. In addition, it is excellent for use in high-performance racing engines.


#4 – Polaris Oil Change Kit

Polaris Oil Change Kit

Polaris Oil Change Kit is the right oil change kit for your Polaris Ranger or Sportsman. The Polaris Oil Change Kit has everything you need to get your Polaris up and running smoothly again.

This Polaris oil change kit includes 2 quarts of PS-4 5W-50 synthetic motor oil, 1 genuine Polaris 2540086 oil filter, and a funnel for an easy oil change.

Polaris Oil Change Kit

Highlighted Features benefits:

  • Two quarts of 5W-50 synthetic motor oil for your Polaris
  • One genuine Polaris oil filter to keep the engine running smoothly
  • Works with all models in the Sportsman, RZR, General, RANGER series.

Final Verdict: The Polaris Oil Change Kit is designed to work with all RANGER, SPORTSMAN, RZR, and GENERAL models. This oil change kit will help you get your Polaris Ranger or Sportsman back up and running smoothly again for less!

FAQ’s About Best Oil For Rzr 1000


Q: How many quarts of oil does a 1000 RZR take?

A: There are 2.5 quarts in the U.S. (2+ liters), 1 gallon of oil,

Q: Does my RZR 1000 need an oil filter?

A: Yes, Your RZR uses a spin-on style oil filter that should be replaced every time the oil is changed (every 30 hours).

Q: What kind of engine oil does Polaris use for the RZR 1000?

A: Polaris recommends using Rotella T Triple protection 5w50 motor oil. The factory fill is 10w50, so it will be thinner than what was originally in your RZR when new.

Conclusion


The Polaris Extreme Duty 4 Cycle Full Synthetic Oil is the best oil for my 2018 RZR XP 1000 & RZR S 1000. It has a lot of great benefits, and it’s easy to find on Amazon too! I recommend this product for anyone looking for all-around excellent engine oil, so give it a try today!