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Honda OEM Part 23451-MGZ-J00 GEAR, MAINSHAFT THIRD & FOURTH (20T/20T)

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Honda OEM Part 23451-MGZ-J00 GEAR, MAINSHAFT THIRD & FOURTH (20T/20T)

  • Product Code: 23451-MGZ-J00

$88.18

  • Genuine Honda OEM part
  • New in original packaging
  • Fits the models listed in the fitment chart
  • Easy, no-hassle returns

This product is vehicle specific.

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Genuine Honda OEM Gear, Mainshaft Third & Fourth (20T/20T) (part number 23451-MGZ-J00) from the Transmission (MAINSHAFT) diagram. It fits Honda CB500FAAC, CB500FAC, CB500XAC, CBR500R2AC, CBR500R3A, CBR500RA and 19 more built from 2013 to 2019.

Fits these models

  • CB500FAAC: 2013–2014, 2016–2018
  • CB500FAC: 2013–2014, 2016–2018
  • CB500XAC: 2013–2016
  • CBR500R2AC: 2013–2014, 2016–2018
  • CBR500R3A: 2013–2014, 2016–2017
  • CBR500RA: 2013–2016
  • CBR500RAAC: 2013–2016
  • CBR500RAC: 2013–2016
  • CB500FA: 2014, 2016–2017
  • CB500XA: 2014–2016
  • CB500XA2AC: 2016–2018
  • CBR500RA2AC: 2016–2018
  • CMX500A: 2017–2019
  • CMX500AAC: 2017–2019
  • CMX500AC: 2017–2019
  • and 10 more models

See the Fitment tab for the full list with model codes.

Need Help Finding the Right Part?

Not sure it fits? Ask before you order — our team will check the part for your machine.

For a faster answer, include:

  • Year, make and model of your machine
  • VIN or frame / serial number
  • OEM part number or a photo of the old part
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Part Details

Brand Honda
Sku 23451-MGZ-J00
Name GEAR, MAINSHAFT THIRD & FOURTH (20T/20T)

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