Content Source: 2020 Ranger Diesel Tractor Owner’s Manual (9930940 R02) > Maintenance Chapter

IMPORTANT

The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle.Always follow the warnings and instructions in Owner's Manual.

Click the CONTENTS link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris.com

Gearcases

Gearcase Specification Chart

Gearcase Lubricant Capacity Fill Plug Torque Drain Plug/ Level Check Plug Torque
Transmission (Main Gearcase) AGL Gearcase Lubricant & Transmission Fluid 1200 ml
(41 oz.)
14-19 Nm
(10-14 ft. lbs.)
14-19 Nm
(10-14 ft. lbs.)
Demand Drive Unit (Front Gearcase) Demand Drive Fluid 275 ml
(9.3 oz.)
11-13.6 Nm
(8-10 ft. lbs.)
15 Nm
(11 ft. lbs.)

Transmission (Main Gearcase)

Transmission Oil Check

Always check and change the transmission oil at the intervals outlined in the Periodic Maintenance Chart. Maintain the oil level even with the bottom thread of the fill plug hole.
The fill plug is located on the rear of the gearcase. Maintain the fluid level at the bottom of the fill plug hole.
To check the transmission fluid, do the following:

  1. Position the vehicle on a level surface.
  2. Remove the fill plug .
  3. Check the fluid level.
  4. Add the recommended fluid to the bottom of the fill plug hole. Do not overfill.
  5. Reinstall the fill plug. Torque to specification.

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Transmission Oil Change

The drain plug is located on the bottom of the gearcase. Access the drain plug through the hole in the skid plate.

  1. Remove the fill plug .
  2. Place a drain pan under the drain plug .
  3. Remove the drain plug. Allow the fluid to drain completely.
  4. Clean and reinstall the drain plug. Torque to specification.
  5. Add the recommended fluid to the bottom of the fill plug hole. Do not overfill.
  6. Reinstall the fill plug. Torque to specification.
  7. Check for leaks. Discard used fluid properly.

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Demand Drive (Front Gearcase)

Demand Drive Oil Check

Always check and change the demand drive fluid at the intervals outlined in the Periodic Maintenance Chart. Maintain the oil level even with the bottom thread of the fill plug hole. Refer to the Gearcase Specifications Chart for recommended lubricants, capacities and torque specifications.
The front gearcase fill plug is located on the right side of the front gearcase.

  1. Position the vehicle on a level surface.
  2. Remove the fill plug . Check the oil level.
  3. Add the recommended oil as needed.
  4. Reinstall the fill plug. Torque to specification.

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Demand Drive Oil Change

  1. Support the vehicle securely with a jackstand.
  2. Remove the front tire on the passenger's side.
  3. Remove the fill plug.
  4. Place a drain pan under the drain plug on the bottom right-hand side.
  5. Remove the drain plug. Drain the oil.
  6. Clean and reinstall the drain plug. Torque to specification.
  7. Add the recommended fluid to the bottom of the fill plug hole. Do not overfill.
  8. Reinstall the fill plug. Torque to specification.
  9. Check for leaks.
  10. Discard used oil properly.

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