Does the DENSO U22ESR-N fit the Yamaha YP 400 Majesty (2004–2004)?
Yes — the DENSO U22ESR-N is a correct fitment for the Yamaha YP 400 Majesty (2004–2004).
Last verified: 22 July 2026 against 2 independent sources (Cross-brand plug correspondence (NGK + Denso catalogues), Denso Motorcycle Spark Plug Catalogue (official PDF)).
Brakes are safety-critical. Always confirm fitment against your owner's manual before purchase and installation.
Where to buy the DENSO U22ESR-N (price comparison)
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