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The Infiniti EX is a compact luxury crossover SUV (D-segment in Europe) produced by the Japanese manufacturer Nissan under its premium brand Infiniti. The model was sold as Infiniti EX35, EX35, EX37 and EX30d. It was produced between 2007 and 2013 at the Nissan FM Platform. It was subsequently replaced by the Infiniti QX50.

The Infiniti EX had only one generation. In the Japanese market, this SUV was sold as Nissan Skyline Xrossover. The variant that was sold in North America was the EX35, while Europe would have the EX37 gasoline version and EX30d (diesel). The EX25 version was exclusive to markets such as China, Malaysia and Russia.

infiniti ex30d back

Infiniti EX. Timing Belt or Timing Chain?

Down below you will see a list with all the Infiniti EX models which have been produced so far. They are classified by model identifier, year and type of bodywork. Above each list, we show you a series of pictures so that you can have a visual reference for each model. In some cases, both the original and its updated design are displayed to help you identify them with ease.

In this guide you will find all the Infiniti EX models.

■ Timing Belt / Cam Belt (Correa / Faja de Distribución)
■ Timing Chain (Cadena de Distribución / Cadena de Tiempo)
■ Gear Driven (Distribución por Engranajes)
100% Electric, No Timing (Sin Distribución)
Unknown / Not Updated (Información desconocida)

If a car model is specified in blue, it means its motor engine has a timing chain; that is, it has no timing belt. The rest of the vehicles marked in grey have a timing belt/cam belt.

Infiniti EX I – First Generation (J50) (2007)


Diesel Engines

  • V9X 3.0 d 238 CV (2010)

Petrol Engines

  • VQ25HR 2.5 238 CV (2010)
  • VQ35HR 3.5 301 CV (2008)
  • VQ37VHR 3.7 310 CV (2008)
  • VQ37VHR 3.7 320 CV (2010)
  • VQ37VHR 3.7 329 CV (2012)

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