Polaris 550 Indy Sport 2024 Owner's Manual page 78

MAINTENANCE
REAR SUSPENSION (INDY 121 & EVO)
CHAINCASE OIL
Check and change the chaincase oil at the intervals outlined in the maintenance
charts beginning pages. Maintain the oil level at the top of the fill plug hole.
POLARIS recommends the use of POLARIS Synthetic Chaincase Lube, or
equivalent product.
OIL LEVEL
1. Position the vehicle on a level surface.
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2. Remove the fill plug .
3. Using a funnel, slowly add the recommended oil until the fluid begins to
overflow.
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