New old stock · Original Honda
NEW NOS Honda Genuine Gasket RR Muffler 18392-MJ4-670 XR600 CMX1100 TRX450R
$13.99
Checkout on eBay, covered by eBay’s Money Back Guarantee. Price as of October 22, 2026.
- Part number
- 18392-MJ4-670
- Condition
- New old stock
- Brand
- Original Honda part
- Models in listing
- XR600, CMX1100, TRX450R
- Sold by
- VHR, an independent seller, through eBay
- eBay item
- 317396695837
18392 says what the part is, MJ4 is the model code it was designed under, and 670 is the revision. Honda shares parts across models, so match the full number against your bike’s parts fiche to be sure it fits. How to read a Honda part number →
