Kawasaki Ninja ZX-4R ABS Fork Seals

The Kawasaki Ninja ZX-4R ABS runs a 38 mm conventional front fork, oil seal 38x50x8.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 size38x50x8
  • Fork typeConventional
KitYearsSeal sizeReplaces OEM
55-137 2023–2025 38x50x8 n/a
56-166 2023–2025 n/a n/a
57-153 2023–2025 n/a n/a

Verified fork kits we stock for your Kawasaki Ninja ZX-4R ABS

Fork oil for your Kawasaki Ninja ZX-4R ABS

A fork-oil change on the Kawasaki Ninja ZX-4R ABS uses 10wt fork oil. Factory fill: KYB KHL-15-10 / Showa SS (~10wt).