Kawasaki KX420 Fork Seals
The Kawasaki KX420 runs a 38 mm conventional front fork, oil seal 38x50x10.5.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 tube38 mm
- Oil seal size38x50x10.5
- Fork typeConventional
| Kit | Years | Seal size | Replaces OEM |
|---|---|---|---|
| 55-112 | 1980–1981 | 38x50x10.5 | n/a |
| 57-119 | 1980–1981 | n/a | n/a |
| 56-124 | 1980–1981 | n/a | n/a |
Verified fork kits we stock for your Kawasaki KX420
Fork Seal Kit
Fork Oil Seal Kit — Ducati 750 F1 (1986-1989) +
$18.24
Fork Seal Kit
Fork Dust Seal Kit — Honda CR125R (1982-1983) +
$19.50
Fork Seal Kit
Fork Oil & Dust Seal Kit — Honda CR125R
$38.50
Fork oil for your Kawasaki KX420
A fork-oil change on the Kawasaki KX420 uses 5wt fork oil. Factory fill: KYB 01M / Showa SS-05 (~5wt).
