Honda SL70 Fork Seals
The Honda SL70 runs a 27 mm conventional front fork, oil seal 27x39x10.5.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 tube27 mm
- Oil seal size27x39x10.5
- Fork typeConventional
| Kit | Years | Seal size | Replaces OEM |
|---|---|---|---|
| 55-101 | 1971–1973 | 27x39x10.5 | n/a |
Verified fork kits we stock for your Honda SL70
Fork oil for your Honda SL70
A fork-oil change on the Honda SL70 uses 10wt fork oil. Factory fill: OE ATF/10W-30 engine oil (pre-fork-oil era); modern 10wt.














