What fork seal fits a KTM 450 XCF-W?

The KTM 450 XCF-W uses a 48 mm fork. 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 KTM 450 XCF-W fork?

The KTM 450 XCF-W has a 48 mm fork.

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 KTM 450 XCF-W.

KTM 450 XCF-W Fork Seals

Q: What fork oil does the KTM 450 XCF-W use?

The KTM 450 XCF-W uses 4wt fork oil, about 625 ml per leg (factory fill WP/KTM Fork Oil SAE 4 (48601166S1)).

The KTM 450 XCF-W runs a 48 mm front fork.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 tube48 mm

Kit	Years	Seal size	Replaces OEM
55-159	2023–2025	n/a	n/a
56-192	2023–2025	n/a	n/a
38-6128 (bushings)	2023	n/a	n/a
38-6157 (bushings)	2024–2025	n/a	n/a

Verified fork kits we stock for your KTM 450 XCF-W

Fork Bushing Kit

Fork Bushing Kit — Husqvarna FC 250 (2017-2020)

$52.28

Fork oil for your KTM 450 XCF-W

A fork-oil change on the KTM 450 XCF-W uses 4wt fork oil, about 625 ml per leg. Factory fill: WP/KTM Fork Oil SAE 4 (48601166S1). We don't stock 4wt yet, so the closest weight we carry (5wt) is shown below.