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March 8, 2018 Service bulletin

2017 and 2018 drive belt tension.

Harley-Davidson technical service bulletin 1HDN6H3P04 for 2017 Harley-Davidson Touring and 2017 Harley-Davidson Trike.

Bulletin number
1HDN6H3P04
Component
Steering: electric power assist system
Summary
SERVICE BULLETIN M1439: 2017 AND 2018 DRIVE BELT TENSION. This describes the new belt tension specification to use for belt tension before the first service interval. Belt tension is initially set to allow for early break-in of the belt and sprockets. The break-in occurs in the first few hundred miles and even to some degree in post assembly audit. Harley-Davidson has provided an acceptable range of belt tension variation at PDI based on testing and evaluation.

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