DENSO X24ESR-Uequivalent & cross reference
The DENSO X24ESR-U spark plug is directly equivalent to NGK D8EA and NGK DR8EVX and NGK DR8EIX and NGK DR8ES-L and NGK DR8EA, confirmed by shared applications in both manufacturers' official catalogues.
Equivalents
| Part | Shared applications | Agreement |
|---|---|---|
| NGK D8EA | 7 | 88% |
| NGK DR8EVX | 25 | 83% |
| NGK DR8EIX | 25 | 83% |
| NGK DR8ES-L | 7 | 78% |
| NGK DR8EA | 9 | 90% |
Verified fitments for the DENSO X24ESR-U
- Aprilia Moto 6.5 (1995–2001)
- Yamaha FZ 750 (1985–1988)
- Yamaha FZX 750 (1987–1987)
- Yamaha SR 125 (1997–2003)
- Yamaha XJ 550 (1981–1984)
- Yamaha XJ 600 (1984–1991)
- Yamaha XS 400 (1982–1982)
- Yamaha XT 350 (1985–1995)
- Yamaha YP 250 Majesty (1996–1998)
- Yamaha YP 250 R X-Max (2011–2016)
- Yamaha YZF 1000 R Thunderace (1996–2001)
Equivalence confirmed by 3 independent sources, last verified 22 July 2026. Always confirm fitment against your owner's manual.