Honda MT125 Fork Seals

The Honda MT125 runs a 31 mm conventional front fork, oil seal 31x43x10.Every kit here is verified by the manufacturer to fit this exact bike. Fork seals can share a size and still not seat in a different fork, so we only list what is confirmed for your bike.

  • Fork tube31 mm
  • Oil seal size31x43x10
  • Fork typeConventional
KitYearsSeal sizeReplaces OEM
55-104 1974–1976 31x43x10 n/a

Verified fork kits we stock for your Honda MT125

Fork oil for your Honda MT125

A fork-oil change on the Honda MT125 uses 10wt fork oil. Factory fill: OE ATF/10W-30 engine oil (pre-fork-oil era); modern 10wt.