What fork seal fits a Kawasaki KX450F?

The Kawasaki KX450F uses a front fork that changed across model years: 47 mm (2004–2005), 48 mm (2006–2012), 48 mm (2013–2014), 49 mm (2015). We stock the manufacturer-verified seal and bushing kits for it; matching is done off the verified application list, not just the seal size.

What size is the Kawasaki KX450F fork?

The Kawasaki KX450F has a front fork that changed across model years: 47 mm (2004–2005), 48 mm (2006–2012), 48 mm (2013–2014), 49 mm (2015).

Can I use any seal with the same dimensions?

No. Fork seals can share a size and still not seat correctly in a different fork design, so use the seal verified for your bike. The kits listed here are confirmed by the manufacturer to fit the Kawasaki KX450F.

Kawasaki KX450F Fork Seals

Q: What fork oil does the Kawasaki KX450F use?

The Kawasaki KX450F uses 5wt fork oil (factory fill KYB 01M / Showa SS-05 (~5wt)).

Fork specs for the Kawasaki KX450F vary by year (see the table below).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.

Years	Fork tube	Fork
2004–2005	47 mm	showa
2006–2012	48 mm	showa
2013–2014	48 mm	showa
2015	49 mm	showa

Kit	Years	Seal size	Replaces OEM
55-129	2015–2025	49x60x11	Harley-Davidson 91700025A, Honda 51490-KRN-A91
55-132	2006–2012	48x58x8.5	Honda 51490-MEN-A31, Honda 51490-MEN-003, Kawasaki 92049-0074, Yamaha 1C3-23145-L0-00
57-104	2015–2025	n/a	n/a
57-105	2006–2014	n/a	n/a
56-167	2013–2014	n/a	n/a
55-149	2013–2014	n/a	n/a
56-144	2015–2025	n/a	n/a
56-147	2006–2012	n/a	n/a

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Kawasaki KX450F Fork Seals

Verified fork kits we stock for your Kawasaki KX450F

Fork oil for your Kawasaki KX450F

Fork protection for your Kawasaki KX450F