# Service bulletin M1612 A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned. - Type: Service bulletin - NHTSA id: 10248398 - Published by NHTSA: 2024\-01\-06 - Manufacturer's number: M1612 - Manufacturer's date: 2023\-12\-04 - NHTSA component: VEHICLE SPEED CONTROL; POWER TRAIN; UNKNOWN OR OTHER ## NHTSA's summary SERVICE BULLETIN M1612: MILWAUKEE\-EIGHT AND TWIN CAM TRANSMISSION GEAR PACKS. Purpose: This bulletin informs dealers that all: • Twin Cam gear packs on CVO, Dyna, Police, Softail, Touring \& Trike models and • 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 Cams: CVO, Police, Touring and Trike models 2007\-2017 Twin Cams: Softail models 2017\-2024 Milwaukee\-Eight: CVO, Police, Touring and Trike models 2018\-2024 Milwaukee\-Eight: Softail models ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248398-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248398-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Throttle and cruise control, Transmission and driveline ## Vehicles listed - 2012 HARLEY\-DAVIDSON FLD - 2014 to 2016 HARLEY\-DAVIDSON FLD - 2017 to 2020 HARLEY\-DAVIDSON FLDE - 2018 to 2019 HARLEY\-DAVIDSON FLFB - 2018 to 2023 HARLEY\-DAVIDSON FLFBS - 2018 HARLEY\-DAVIDSON FLFBS ANV - 2018 HARLEY\-DAVIDSON FLFBS ANX - 2020 HARLEY\-DAVIDSON FLFBSANV - 2023 HARLEY\-DAVIDSON FLFBSANV - 2021 HARLEY\-DAVIDSON FLH - 2017 to 2021 HARLEY\-DAVIDSON FLHC - 2018 to 2023 HARLEY\-DAVIDSON FLHCS - 2018 HARLEY\-DAVIDSON FLHCS ANV - 2023 HARLEY\-DAVIDSON FLHCS ANV - 2023 HARLEY\-DAVIDSON FLHFB - 2007 to 2023 HARLEY\-DAVIDSON FLHP - 2007 to 2011 HARLEY\-DAVIDSON FLHPE - 2007 to 2022 HARLEY\-DAVIDSON FLHR - 2017 HARLEY\-DAVIDSON FLHR / ROAD KING - 2011 HARLEY\-DAVIDSON FLHR103 - 2013 HARLEY\-DAVIDSON FLHR103 - 2007 to 2011 HARLEY\-DAVIDSON FLHRC - 2013 to 2016 HARLEY\-DAVIDSON FLHRC - 2011 to 2012 HARLEY\-DAVIDSON FLHRC103 - 2007 to 2008 HARLEY\-DAVIDSON FLHRS - 2013 to 2014 HARLEY\-DAVIDSON FLHRSE - 2007 HARLEY\-DAVIDSON FLHRSE3 - 2008 HARLEY\-DAVIDSON FLHRSE4 - 2011 HARLEY\-DAVIDSON FLHRUSE - 2011 HARLEY\-DAVIDSON FLHRX103 - 2017 to 2023 HARLEY\-DAVIDSON FLHRXS - 2007 to 2010 HARLEY\-DAVIDSON FLHT - 2019 to 2022 HARLEY\-DAVIDSON FLHT - 2007 to 2011 HARLEY\-DAVIDSON FLHTC - 2013 HARLEY\-DAVIDSON FLHTC - 2011 to 2012 HARLEY\-DAVIDSON FLHTC103 - 2007 to 2011 HARLEY\-DAVIDSON FLHTCU - 2013 to 2019 HARLEY\-DAVIDSON FLHTCU - 2014 to 2015 HARLEY\-DAVIDSON FLHTCU TC - 2011 to 2014 HARLEY\-DAVIDSON FLHTCU103 - 2009 HARLEY\-DAVIDSON FLHTCUH - 2015 to 2017 HARLEY\-DAVIDSON FLHTCUL - 2015 HARLEY\-DAVIDSON FLHTCUL TC - 2007 HARLEY\-DAVIDSON FLHTCUSE2 - 2008 HARLEY\-DAVIDSON FLHTCUSE3 - 2009 HARLEY\-DAVIDSON FLHTCUSE4 - 2010 HARLEY\-DAVIDSON FLHTCUSE5 - 2011 HARLEY\-DAVIDSON FLHTCUSE6 - 2012 HARLEY\-DAVIDSON FLHTCUSE7 - 2013 HARLEY\-DAVIDSON FLHTCUSE8 - 2017 HARLEY\-DAVIDSON FLHTCUTC - 2009 to 2023 HARLEY\-DAVIDSON FLHTCUTG - 2018 HARLEY\-DAVIDSON FLHTCUTG ANV - 2023 HARLEY\-DAVIDSON FLHTCUTGANV - 2019 to 2022 HARLEY\-DAVIDSON FLHTCUTGSE - 2009 to 2023 HARLEY\-DAVIDSON FLHTK - 2018 HARLEY\-DAVIDSON FLHTK ANV - 2020 to 2023 HARLEY\-DAVIDSON FLHTK SHRINE - 2023 HARLEY\-DAVIDSON FLHTKANV - 2015 to 2019 HARLEY\-DAVIDSON FLHTKL - 2014 to 2021 HARLEY\-DAVIDSON FLHTKSE - 2018 HARLEY\-DAVIDSON FLHTKSE ANV - 2007 to 2023 HARLEY\-DAVIDSON FLHTP - 2009 HARLEY\-DAVIDSON FLHTPH - 2007 to 2023 HARLEY\-DAVIDSON FLHX - 2008 HARLEY\-DAVIDSON FLHX ANV - 2018 HARLEY\-DAVIDSON FLHX ANV - 2018 HARLEY\-DAVIDSON FLHX ANX - 2011 to 2014 HARLEY\-DAVIDSON FLHX103 - 2014 to 2023 HARLEY\-DAVIDSON FLHXS - 2023 HARLEY\-DAVIDSON FLHXSANV - 2010 HARLEY\-DAVIDSON FLHXSE - 2015 to 2023 HARLEY\-DAVIDSON FLHXSE - 2011 HARLEY\-DAVIDSON FLHXSE2 - 2012 HARLEY\-DAVIDSON FLHXSE3 - 2022 to 2023 HARLEY\-DAVIDSON FLHXST - 2010 to 2012 HARLEY\-DAVIDSON FLHXXX - 2015 to 2023 HARLEY\-DAVIDSON FLRT - 2013 HARLEY\-DAVIDSON FLS - 2017 HARLEY\-DAVIDSON FLS - 2015 to 2016 HARLEY\-DAVIDSON FLS103 - 2018 to 2022 HARLEY\-DAVIDSON FLSB - 2018 to 2021 HARLEY\-DAVIDSON FLSL - 2016 to 2017 HARLEY\-DAVIDSON FLSS - 2007 HARLEY\-DAVIDSON FLST - 2007 to 2017 HARLEY\-DAVIDSON FLSTC - 2007 to 2011 HARLEY\-DAVIDSON FLSTF - 2016 to 2017 HARLEY\-DAVIDSON FLSTF - 2015 HARLEY\-DAVIDSON FLSTF103 - 2010 to 2017 HARLEY\-DAVIDSON FLSTFB - 2016 to 2017 HARLEY\-DAVIDSON FLSTFBS - 2007 to 2017 HARLEY\-DAVIDSON FLSTN - 2014 to 2015 HARLEY\-DAVIDSON FLSTNSE - 2008 to 2011 HARLEY\-DAVIDSON FLSTSB - 2007 HARLEY\-DAVIDSON FLSTSC - 2010 HARLEY\-DAVIDSON FLSTSE - 2011 HARLEY\-DAVIDSON FLSTSE2 - 2012 HARLEY\-DAVIDSON FLSTSE3 - 2007 to 2009 HARLEY\-DAVIDSON FLTR - 2020 to 2023 HARLEY\-DAVIDSON FLTRK - 2022 HARLEY\-DAVIDSON FLTRKSE - 2023 HARLEY\-DAVIDSON FLTRKSE ANV - 2009 HARLEY\-DAVIDSON FLTRSE3 - 2023 HARLEY\-DAVIDSON FLTRT - 2010 to 2011 HARLEY\-DAVIDSON FLTRU - 2013 HARLEY\-DAVIDSON FLTRU - 2016 to 2019 HARLEY\-DAVIDSON FLTRU - 2011 to 2013 HARLEY\-DAVIDSON FLTRU103 - 2011 HARLEY\-DAVIDSON FLTRUSE - 2015 to 2016 HARLEY\-DAVIDSON FLTRUSE - 2010 to 2011 HARLEY\-DAVIDSON FLTRX - 2013 HARLEY\-DAVIDSON FLTRX - 2015 to 2023 HARLEY\-DAVIDSON FLTRX - 2011 to 2013 HARLEY\-DAVIDSON FLTRX103 - 2015 to 2023 HARLEY\-DAVIDSON FLTRXS - 2023 HARLEY\-DAVIDSON FLTRXSANV - 2012 HARLEY\-DAVIDSON FLTRXSE - 2018 to 2023 HARLEY\-DAVIDSON FLTRXSE - 2013 HARLEY\-DAVIDSON FLTRXSE2 - 2022 to 2023 HARLEY\-DAVIDSON FLTRXST - 2018 to 2020 HARLEY\-DAVIDSON FXBB - 2021 to 2023 HARLEY\-DAVIDSON FXBBS - 2018 to 2019 HARLEY\-DAVIDSON FXBR - 2023 HARLEY\-DAVIDSON FXBR - 2018 to 2020 HARLEY\-DAVIDSON FXBRS - 2022 to 2023 HARLEY\-DAVIDSON FXBRS - 2018 HARLEY\-DAVIDSON FXBRS ANX - 2007 to 2009 HARLEY\-DAVIDSON FXCW - 2008 to 2011 HARLEY\-DAVIDSON FXCWC - 2006 to 2010 HARLEY\-DAVIDSON FXD - 2006 HARLEY\-DAVIDSON FXD35 - 2007 to 2018 HARLEY\-DAVIDSON FXDB - 2016 HARLEY\-DAVIDSON FXDBC 103 - 2006 HARLEY\-DAVIDSON FXDBI - 2013 HARLEY\-DAVIDSON FXDBP - 2016 to 2017 HARLEY\-DAVIDSON FXDBP 103 - 2006 to 2014 HARLEY\-DAVIDSON FXDC - 2006 HARLEY\-DAVIDSON FXDCI - 2008 to 2017 HARLEY\-DAVIDSON FXDF - 2009 HARLEY\-DAVIDSON FXDFSE - 2010 HARLEY\-DAVIDSON FXDFSE2 - 2006 HARLEY\-DAVIDSON FXDI - 2006 to 2017 HARLEY\-DAVIDSON FXDL - 2006 HARLEY\-DAVIDSON FXDLI - 2016 to 2017 HARLEY\-DAVIDSON FXDLS - 2019 to 2020 HARLEY\-DAVIDSON FXDRS - 2007 HARLEY\-DAVIDSON FXDSE - 2008 HARLEY\-DAVIDSON FXDSE2 - 2007 to 2008 HARLEY\-DAVIDSON FXDWG - 2010 to 2011 HARLEY\-DAVIDSON FXDWG - 2013 to 2014 HARLEY\-DAVIDSON FXDWG - 2016 to 2017 HARLEY\-DAVIDSON FXDWG - 2006 HARLEY\-DAVIDSON FXDWGI - 2018 to 2019 HARLEY\-DAVIDSON FXFB - 2018 to 2023 HARLEY\-DAVIDSON FXFBS - 2018 to 2020 HARLEY\-DAVIDSON FXLR - 2020 to 2023 HARLEY\-DAVIDSON FXLRS - 2022 to 2023 HARLEY\-DAVIDSON FXLRST - 2022 HARLEY\-DAVIDSON FXRST - 2011 to 2012 HARLEY\-DAVIDSON FXS - 2013 to 2018 HARLEY\-DAVIDSON FXSB - 2013 to 2014 HARLEY\-DAVIDSON FXSBSE - 2016 to 2017 HARLEY\-DAVIDSON FXSE - 2007 to 2011 HARLEY\-DAVIDSON FXST - 2020 to 2023 HARLEY\-DAVIDSON FXST - 2007 to 2009 HARLEY\-DAVIDSON FXSTB - 2007 to 2010 HARLEY\-DAVIDSON FXSTC - 2007 HARLEY\-DAVIDSON FXSTD - 2007 HARLEY\-DAVIDSON FXSTS - 2007 HARLEY\-DAVIDSON FXSTSSE - 2008 HARLEY\-DAVIDSON FXSTSSE2 - 2009 HARLEY\-DAVIDSON FXSTSSE3 JSON: [/v1/bulletins/10248398](/v1/bulletins/10248398) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20M1612&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10248398&vehicle=Service%20bulletin%20M1612)