What fork seal fits a Suzuki RM-Z 450?

The Suzuki RM-Z 450 uses a front fork that changed across model years: 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 Suzuki RM-Z 450 fork?

The Suzuki RM-Z 450 has a front fork that changed across model years: 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 Suzuki RM-Z 450.

Suzuki RM-Z 450 Fork Seals

Fork specs for the Suzuki RM-Z 450 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
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	2013–2014	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	2013–2014	n/a	n/a
56-144	2015–2025	n/a	n/a
56-147	2013–2014	n/a	n/a
38-6015 (bushings)	2005–2012	n/a	n/a
38-6108 (bushings)	2013–2014	n/a	n/a