Does the DENSO W24ESR-U fit the Yamaha RD 250 LC (1980–1980)?
Yes — the DENSO W24ESR-U is a correct fitment for the Yamaha RD 250 LC (1980–1980).
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 W24ESR-U (price comparison)
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