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

Lubrication Recommendations

Check and lubricate all components at the intervals outlined in the Periodic Maintenance Chart, or more often under severe use, such as wet or dusty conditions. Items not listed in the chart should be lubricated at the general lubrication interval.
Item Lube Method
Engine Oil Full Synthetic POLARIS Diesel Oil (SAE 5W-40) Add to proper level on dipstick.
See Engine Oil.
Brake Fluid DOT 4 Brake Fluid Maintain level between fill lines.
See Brakes.
Transmission Oil
(Main Gearcase)
AGL Gearcase Lubricant & Transmission Fluid See Transmission Oil Check.
Demand Drive Fluid
(Front Gearcase)
Demand Drive Fluid See Demand Drive Oil Check.
Prop Shaft U-Joint Grease Locate fittings and grease.

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