How to Change Polaris Sportsman 110 Oil

A Polaris Sportsman 110 is a small machine that doesn’t even have an oil filter. However, even the smallest ATVs need regular maintenance, especially oil changes. 

Watch the video above and follow the steps below to learn how to do an oil change on a Polaris Sportsman 110.

Tools and Supplies Needed - Polaris Sportsman 110 Oil Change

Tools

  • 3/8th ratchet
  • 17mm socket
  • Funnel
  • Torque wrench

Polaris Sportsman 110 oil change

Changing the Oil in a Polaris Sportsman 110

Step 1. Remove the fill plug to make it easier for the oil to drain. 

Polaris Sportsman 110 oil change fill plug

Step 2. Use a 17mm socket to remove the drain bolt underneath the unit. 

Polaris Sportsman 110 oil change drain bolt

NOTE: There’s an O-ring on the drain bolt. Check its condition and replace it if it’s damaged. 

Step 3. Use a little contact cleaner to clean up the pre-filter and spring that comes out with the drain bolt. 

Polaris Sportsman 110 oil change pre-filter

NOTE: You may need to reach up in the drain opening to retrieve the pre-filter and its spring. Check #13 in the Polaris Sportsman 110 crankcase diagram if you need help finding it. 

Step 4. Reassemble the drain bolt, O-ring, spring, and pre-filter. 

Polaris Sportsman 110 oil change parts

Step 5. Thread the assembly back into place and torque it to 11 foot-pounds.

Polaris Sportsman 110 oil change service

Step 6. Fill the unit with PS-4 full synthetic blend oil. The capacity of a Polaris Sportsman 110 is about 29 ounces or .9 quarts of oil.

Polaris Sportsman 110 oil change refill

Step 7. Reinstall the dipstick, then crank the unit up and run it for a couple of minutes to circulate the oil and get an accurate oil level reading.

Polaris Sportsman 110 ATV oil change

Step 8. Turn the engine off, then remove the dipstick. Wipe it down, reinsert it, thread it into place, and then remove it again. The oil level should be right at the upper mark on the dipstick. Top it off if necessary, then replace the dipstick and you’re done. 

Polaris Sportsman 110 oil change level

Ready to change out the transmission fluid next on your Polaris ATV? Watch the video below to see how to change the diff fluid on a Polaris Sportsman 110. 

 

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