NGK DR8EIXequivalent & cross reference
The NGK DR8EIX spark plug is directly equivalent to DENSO X24ESR-U and DENSO IX24, confirmed by shared applications in both manufacturers' official catalogues.
Equivalents
| Part | Shared applications | Agreement |
|---|---|---|
| DENSO X24ESR-U | 25 | 83% |
| DENSO IX24 | 26 | 87% |
Verified fitments for the NGK DR8EIX
- Aprilia Moto 6.5 (1995–2001)
- Aprilia Pegaso 650 (1997–2000)
- BMW G 650 Xchallenge (2007–2009)
- 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.