Harley-Davidson FLD 2006–2023 — technical service bulletin
Bulletin M1612 · NHTSA communication 10248398 · issued Dec 4, 2023
Technical service bulletin
communication type
Power Train
component
2006–2023
model years
60
vehicle entries
Official summary
SERVICE BULLETIN M1612: MILWAUKEE-EIGHT AND TWIN CAM TRANSMISSION GEAR PACKS. Purpose: This bulletin informs dealers that all: â ¢ Twin Cam gear packs on CVO, Dyna, Police, Softail, Touring & Trike models and â ¢ Milwaukee-Eight gear packs on CVO, Police, Softail, Touring & Trike models ordered after December 04, 2023 will not come with the shift drum, forks, shafts and related hardware. Note: Resubmission is a correction to Selected Products Section of Transaction ID 24MC44619, NHTSA ID 10248397. Models Affected by M1612 to include only: 2006-2017 Twin Cams: Dyna models 2007-2016 Twin C
Vehicles covered
- 2012 Harley-Davidson FLD
- 2014 Harley-Davidson FLD
- 2015 Harley-Davidson FLD
- 2016 Harley-Davidson FLD
- 2017 Harley-Davidson Flde
- 2018 Harley-Davidson Flde
- 2019 Harley-Davidson Flde
- 2020 Harley-Davidson Flde
- 2018 Harley-Davidson FLFB
- 2019 Harley-Davidson FLFB
- 2018 Harley-Davidson Flfbs
- 2019 Harley-Davidson Flfbs
- 2020 Harley-Davidson Flfbs
- 2021 Harley-Davidson Flfbs
- 2022 Harley-Davidson Flfbs
- 2023 Harley-Davidson Flfbs
- 2018 Harley-Davidson Flfbs Anv
- 2020 Harley-Davidson Flfbsanv
- 2023 Harley-Davidson Flfbsanv
- 2018 Harley-Davidson Flfbs Anx
- 2021 Harley-Davidson FLH
- 2017 Harley-Davidson FLHC
- 2018 Harley-Davidson FLHC
- 2019 Harley-Davidson FLHC
- 2020 Harley-Davidson FLHC
- 2021 Harley-Davidson FLHC
- 2018 Harley-Davidson Flhcs
- 2019 Harley-Davidson Flhcs
- 2020 Harley-Davidson Flhcs
- 2021 Harley-Davidson Flhcs
- 2022 Harley-Davidson Flhcs
- 2023 Harley-Davidson Flhcs
- 2018 Harley-Davidson Flhcs Anv
- 2023 Harley-Davidson Flhcs Anv
- 2023 Harley-Davidson Flhfb
- 2007 Harley-Davidson FLHP
- 2008 Harley-Davidson FLHP
- 2009 Harley-Davidson FLHP
- 2010 Harley-Davidson FLHP
- 2011 Harley-Davidson FLHP
- 2012 Harley-Davidson FLHP
- 2013 Harley-Davidson FLHP
- 2014 Harley-Davidson FLHP
- 2015 Harley-Davidson FLHP
- 2016 Harley-Davidson FLHP
- 2017 Harley-Davidson FLHP
- 2018 Harley-Davidson FLHP
- 2019 Harley-Davidson FLHP
- 2020 Harley-Davidson FLHP
- 2021 Harley-Davidson FLHP
- 2022 Harley-Davidson FLHP
- 2023 Harley-Davidson FLHP
- 2007 Harley-Davidson Flhpe
- 2008 Harley-Davidson Flhpe
- 2009 Harley-Davidson Flhpe
- 2010 Harley-Davidson Flhpe
- 2011 Harley-Davidson Flhpe
- 2007 Harley-Davidson FLHR
- 2008 Harley-Davidson FLHR
- 2009 Harley-Davidson FLHR
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.