Content Source: 2021 Indy 120 Owner’s Manual (9931272 R01) > 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.

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Chain Tensioner

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Inspect the chain for proper deflection. Adjust the chain if deflection is incorrect.
MEASUREMENT
Chain Deflection
1 in (25 mm)
  1. Loosen the nut on the chain tensioner .
  2. Raise the tensioner until the correct deflection is attained.
  3. Tighten the nut to specified torque.
    TORQUE

    Chain Tensioner Nut

    15-18 ft-lbs (20-24 N·m)
NOTICE
When the chain has stretched to within 1/8 in (3 mm) of the muffler mount bracket on the chassis, replace the chain. Inspect the sprockets as they also wear and often need replacement when the chain is replaced.

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