Honda OEM Part 12300-KYJ-900 COVER ASSY., CYLINDER HEAD
- Product Code: 12300-KYJ-900
$93.78
- 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.
Find your vehicle to make sure this part fits before you order.
Ships in 4 to 9 days
Genuine Honda OEM Cover Assembly, Cylinder Head (part number 12300-KYJ-900) from the Cylinder Head Cover diagram. It fits Honda CBR250RAAC, CBR250RAC, CBF300NAAC, CRF300LAAC, CRF300LAC, CRF300LRAAC and 25 more built from 2011 to 2022.
Fits these models
- CBR250RAAC: 2011–2013
- CBR250RAC: 2011–2013
- CBR250R3AC: 2012–2013
- CBR250RA3AC: 2012–2013
- CBR300RA: 2015–2016
- CBR300RAA: 2015–2016
- CBR300RAAC: 2015–2016
- CBR300RAC: 2015–2016
- CB300RAAC: 2019–2020
- CBF300NAAC: 2019–2022
- CBF300NAC: 2019, 2021
- CRF300LAAC: 2021–2022
- CRF300LAC: 2021–2022
- CRF300LRAAC: 2021–2022
- CRF300LRAC: 2021–2022
- and 16 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.
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Year, make and model of your machine
VIN or frame / serial number
OEM part number or a photo of the old part
Find your ride
Check your current ride below to confirm product compatibility.
Honda
2022
- CBF300NAAC (22) MOTORCYCLE, THA, VIN# MLHNC555-N5200001 TO MLHNC555-N5299999
- CRF300LAAC (22) MOTORCYCLE, THA, VIN# MLHND165-N5100001
- CRF300LAC (22) MOTORCYCLE, THA, VIN# MLHND161-N5100001
- CRF300LRAAC (22) MOTORCYCLE, THA, VIN# MLHND164-N5100001
- CRF300LRAC (22) MOTORCYCLE, THA, VIN# MLHND160-N5100001
2021
- CBF300NAAC (21) MOTORCYCLE, THA, VIN# MLHNC555-M5100001 TO MLHNC555-M5199999
- CBF300NAC (21) MOTORCYCLE, THA, VIN# MLHNC551-M5100001 TO MLHNC551-M5199999
- CRF300LAAC (21) MOTORCYCLE, THA, VIN# MLHND165-M5000001 TO MLHND165-M5099999
- CRF300LAC (21) MOTORCYCLE, THA, VIN# MLHND161-M5000001 TO MLHND161-M5099999
- CRF300LRAAC (21) MOTORCYCLE, THA, VIN# MLHND164-M5000001 TO MLHND164-M5099999
- CRF300LRAC (21) MOTORCYCLE, THA, VIN# MLHND160-M5000001 TO MLHND160-M5099999
2020
2019
- CB300RAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999
- CB300RAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999
- CBF300NAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999
- CBF300NAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999
2016
- CBR300R4A (16) MOTORCYCLE, THA, VIN# MLHNC510-G5200001 TO MLHNC510-G5299999
- CBR300R4AC (16) MOTORCYCLE, THA, VIN# MLHNC511-G5200001 TO MLHNC511-G5299999
- CBR300RA (16) MOTORCYCLE, THA, VIN# MLHNC510-G5200001 TO MLHNC510-G5299999
- CBR300RA4A (16) MOTORCYCLE, THA, VIN# MLHNC514-G5200001 TO MLHNC514-G5299999
- CBR300RA4AC (16) MOTORCYCLE, THA, VIN# MLHNC515-G5200001 TO MLHNC515-G5299999
- CBR300RAA (16) MOTORCYCLE, THA, VIN# MLHNC514-G5200001 TO MLHNC514-G5299999
- CBR300RAAC (16) MOTORCYCLE, THA, VIN# MLHNC515-G5200001 TO MLHNC515-G5299999
- CBR300RAC (16) MOTORCYCLE, THA, VIN# MLHNC511-G5200001 TO MLHNC511-G5299999
2015
- CBR300R2A (15) MOTORCYCLE, THA, VIN# MLHNC510-F5100001 TO MLHNC510-F5199999
- CBR300R3AC (15) MOTORCYCLE, THA, VIN# MLHNC511-F5100001 TO MLHNC511-F5199999
- CBR300R8A (15) MOTORCYCLE, THA, VIN# MLHNC510-F5100001 TO MLHNC510-F5199999
- CBR300R9AC (15) MOTORCYCLE, THA, VIN# MLHNC511-F5100001 TO MLHNC511-F5199999
- CBR300RA (15) MOTORCYCLE, THA, VIN# MLHNC510-F5100001 TO MLHNC510-F5199999
- CBR300RA2A (15) MOTORCYCLE, THA, VIN# MLHNC514-F5100001 TO MLHNC514-F5199999
- CBR300RA3AC (15) MOTORCYCLE, THA, VIN# MLHNC515-F5100001 TO MLHNC515-F5199999
- CBR300RA8A (15) MOTORCYCLE, THA, VIN# MLHNC514-F5100001 TO MLHNC514-F5199999
- CBR300RA9AC (15) MOTORCYCLE, THA, VIN# MLHNC515-F5100001 TO MLHNC515-F5199999
- CBR300RAA (15) MOTORCYCLE, THA, VIN# MLHNC514-F5100001 TO MLHNC514-F5199999
- CBR300RAAC (15) MOTORCYCLE, THA, VIN# MLHNC515-F5100001 TO MLHNC515-F5199999
- CBR300RAC (15) MOTORCYCLE, THA, VIN# MLHNC511-F5100001 TO MLHNC511-F5199999
2013
2012
- CBR250R2AC (12) CBR250R, THA, VIN# MLHMC410-C5200001 TO MLHMC410-C5299999
- CBR250R3AC (12) CBR250R, THA, VIN# MLHMC410-C5200001 TO MLHMC410-C5299999
- CBR250RA2AC (12) CBR250RA, THA, VIN# MLHMC411-C5200001 TO MLHMC411-C5299999
- CBR250RA3AC (12) CBR250RA, THA, VIN# MLHMC411-C5200001 TO MLHMC411-C5299999
- CBR250RAAC (12) CBR250RA, THA, VIN# MLHMC411-C5200001 TO MLHMC411-C5299999
- CBR250RAC (12) CBR250R, THA, VIN# MLHMC410-C5200001 TO MLHMC410-C5299999
2011
- Honda CBF300NAAC (22) MOTORCYCLE, THA, VIN# MLHNC555-N5200001 TO MLHNC555-N5299999 CYLINDER HEAD COVER
- Honda CRF300LAAC (22) MOTORCYCLE, THA, VIN# MLHND165-N5100001 CYLINDER HEAD COVER
- Honda CRF300LAC (22) MOTORCYCLE, THA, VIN# MLHND161-N5100001 CYLINDER HEAD COVER
- Honda CRF300LRAAC (22) MOTORCYCLE, THA, VIN# MLHND164-N5100001 CYLINDER HEAD COVER
- Honda CRF300LRAC (22) MOTORCYCLE, THA, VIN# MLHND160-N5100001 CYLINDER HEAD COVER
- Honda CBF300NAAC (21) MOTORCYCLE, THA, VIN# MLHNC555-M5100001 TO MLHNC555-M5199999 CYLINDER HEAD COVER
- Honda CBF300NAC (21) MOTORCYCLE, THA, VIN# MLHNC551-M5100001 TO MLHNC551-M5199999 CYLINDER HEAD COVER
- Honda CRF300LAAC (21) MOTORCYCLE, THA, VIN# MLHND165-M5000001 TO MLHND165-M5099999 CYLINDER HEAD COVER
- Honda CRF300LAC (21) MOTORCYCLE, THA, VIN# MLHND161-M5000001 TO MLHND161-M5099999 CYLINDER HEAD COVER
- Honda CRF300LRAAC (21) MOTORCYCLE, THA, VIN# MLHND164-M5000001 TO MLHND164-M5099999 CYLINDER HEAD COVER
- Honda CRF300LRAC (21) MOTORCYCLE, THA, VIN# MLHND160-M5000001 TO MLHND160-M5099999 CYLINDER HEAD COVER
- Honda CB300RAAC (20) MOTORCYCLE, THA, VIN# MLHNC555-L5000001 CYLINDER HEAD COVER
- Honda CBF300NAAC (20) MOTORCYCLE, THA, VIN# MLHNC555-L5000001 TO MLHNC555-L5099999 CYLINDER HEAD COVER
- Honda CB300RAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999 CYLINDER HEAD COVER
- Honda CB300RAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999 CYLINDER HEAD COVER
- Honda CBF300NAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999 CYLINDER HEAD COVER
- Honda CBF300NAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999 CYLINDER HEAD COVER
- Honda CBR300R4A (16) MOTORCYCLE, THA, VIN# MLHNC510-G5200001 TO MLHNC510-G5299999 CYLINDER HEAD COVER
- Honda CBR300R4AC (16) MOTORCYCLE, THA, VIN# MLHNC511-G5200001 TO MLHNC511-G5299999 CYLINDER HEAD COVER
- Honda CBR300RA (16) MOTORCYCLE, THA, VIN# MLHNC510-G5200001 TO MLHNC510-G5299999 CYLINDER HEAD COVER
- Honda CBR300RA4A (16) MOTORCYCLE, THA, VIN# MLHNC514-G5200001 TO MLHNC514-G5299999 CYLINDER HEAD COVER
- Honda CBR300RA4AC (16) MOTORCYCLE, THA, VIN# MLHNC515-G5200001 TO MLHNC515-G5299999 CYLINDER HEAD COVER
- Honda CBR300RAA (16) MOTORCYCLE, THA, VIN# MLHNC514-G5200001 TO MLHNC514-G5299999 CYLINDER HEAD COVER
- Honda CBR300RAAC (16) MOTORCYCLE, THA, VIN# MLHNC515-G5200001 TO MLHNC515-G5299999 CYLINDER HEAD COVER
- Honda CBR300RAC (16) MOTORCYCLE, THA, VIN# MLHNC511-G5200001 TO MLHNC511-G5299999 CYLINDER HEAD COVER
- Honda CBR300R2A (15) MOTORCYCLE, THA, VIN# MLHNC510-F5100001 TO MLHNC510-F5199999 CYLINDER HEAD COVER
- Honda CBR300R3AC (15) MOTORCYCLE, THA, VIN# MLHNC511-F5100001 TO MLHNC511-F5199999 CYLINDER HEAD COVER
- Honda CBR300R8A (15) MOTORCYCLE, THA, VIN# MLHNC510-F5100001 TO MLHNC510-F5199999 CYLINDER HEAD COVER
- Honda CBR300R9AC (15) MOTORCYCLE, THA, VIN# MLHNC511-F5100001 TO MLHNC511-F5199999 CYLINDER HEAD COVER
- Honda CBR300RA (15) MOTORCYCLE, THA, VIN# MLHNC510-F5100001 TO MLHNC510-F5199999 CYLINDER HEAD COVER
- Honda CBR300RA2A (15) MOTORCYCLE, THA, VIN# MLHNC514-F5100001 TO MLHNC514-F5199999 CYLINDER HEAD COVER
- Honda CBR300RA3AC (15) MOTORCYCLE, THA, VIN# MLHNC515-F5100001 TO MLHNC515-F5199999 CYLINDER HEAD COVER
- Honda CBR300RA8A (15) MOTORCYCLE, THA, VIN# MLHNC514-F5100001 TO MLHNC514-F5199999 CYLINDER HEAD COVER
- Honda CBR300RA9AC (15) MOTORCYCLE, THA, VIN# MLHNC515-F5100001 TO MLHNC515-F5199999 CYLINDER HEAD COVER
- Honda CBR300RAA (15) MOTORCYCLE, THA, VIN# MLHNC514-F5100001 TO MLHNC514-F5199999 CYLINDER HEAD COVER
- Honda CBR300RAAC (15) MOTORCYCLE, THA, VIN# MLHNC515-F5100001 TO MLHNC515-F5199999 CYLINDER HEAD COVER
- Honda CBR300RAC (15) MOTORCYCLE, THA, VIN# MLHNC511-F5100001 TO MLHNC511-F5199999 CYLINDER HEAD COVER
- Honda CBR250R/R4AC (13) REPSOL EDITION, THA, VIN# MLHMC410-D5300001 CYLINDER HEAD COVER
- Honda CBR250R3AC (13) CBR250R, THA, VIN# MLHMC410-D5300001 CYLINDER HEAD COVER
- Honda CBR250RA3AC (13) CBR250RA, THA, VIN# MLHMC411-D5300001 CYLINDER HEAD COVER
- Honda CBR250RAAC (13) CBR250RA, THA, VIN# MLHMC411-D5300001 CYLINDER HEAD COVER
- Honda CBR250RAC (13) CBR250R, THA, VIN# MLHMC410-D5300001 CYLINDER HEAD COVER
- Honda CBR250R2AC (12) CBR250R, THA, VIN# MLHMC410-C5200001 TO MLHMC410-C5299999 CYLINDER HEAD COVER
- Honda CBR250R3AC (12) CBR250R, THA, VIN# MLHMC410-C5200001 TO MLHMC410-C5299999 CYLINDER HEAD COVER
- Honda CBR250RA2AC (12) CBR250RA, THA, VIN# MLHMC411-C5200001 TO MLHMC411-C5299999 CYLINDER HEAD COVER
- Honda CBR250RA3AC (12) CBR250RA, THA, VIN# MLHMC411-C5200001 TO MLHMC411-C5299999 CYLINDER HEAD COVER
- Honda CBR250RAAC (12) CBR250RA, THA, VIN# MLHMC411-C5200001 TO MLHMC411-C5299999 CYLINDER HEAD COVER
- Honda CBR250RAC (12) CBR250R, THA, VIN# MLHMC410-C5200001 TO MLHMC410-C5299999 CYLINDER HEAD COVER
- Honda CBR250R2AC (11) CBR250R, THA, VIN# MLHMC411-B5000001 TO MLHMC411-B5099999 CYLINDER HEAD COVER
- Honda CBR250RA2AC (11) CBR250RA, THA, VIN# MLHMC411-B5000001 TO MLHMC411-B5099999 CYLINDER HEAD COVER
- Honda CBR250RAAC (11) CBR250RA, THA, VIN# MLHMC411-B5000001 TO MLHMC411-B5099999 CYLINDER HEAD COVER
- Honda CBR250RAC (11) CBR250R, THA, VIN# MLHMC411-B5000001 TO MLHMC411-B5099999 CYLINDER HEAD COVER
Part Details
| Brand | Honda |
| Sku | 12300-KYJ-900 |
| Name | COVER ASSY., CYLINDER HEAD |
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