
Infiniti FX (FX35 / FX45 / FX50) → QX70 History
Infiniti's low-slung sport crossover — a car-platform SUV that merged coupe proportions with crossover utility, sold as FX35/FX45/FX50 and then QX70 until 2017.
Photo: “File:2006 Infiniti FX 35 USDM (50131169081).jpg” by Rutger van der Maar / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.
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The FX launched for 2003 as the FX35 and FX45 — a dramatically styled sport crossover on the FM rear-drive car platform shared with the G35, at a time when most luxury crossovers were still truck-based. The FX35 used a 3.5-liter V6 and the FX45 a 4.5-liter V8. Unusually for its era, it prioritized driving dynamics over maximum utility.
A second generation arrived for 2009 (longer, restyled, and adding a new FX50 5.0-liter V8 variant) and was renamed QX70 for the 2014 model year as part of Infiniti's brand-wide naming reset. The QX70 was quietly discontinued after the 2017 model year without a direct successor.
Generations
First generation (FX35 / FX45) · S50

Photo: “File:2006 Infiniti FX 35 USDM (50131169081).jpg” by Rutger van der Maar / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.
The original low-slung sport crossover on the G35's FM platform — V6 or V8, rear- or all-wheel drive.

2006 Photo: “File:2006 Infiniti FX 35 USDM (50131169081).jpg” by Rutger van der Maar / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.

2008 Photo: “File:2008 Infiniti FX35 (5854164301).jpg” by Spanish Coches / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.
Second generation (FX35 / FX50 → QX70) · S51
Longer and restyled second gen with a new 5.0-liter V8 option; renamed QX70 for 2014, discontinued after 2017.

2009 Photo: “File:2009 Infiniti FX 37 (4808874466).jpg” by Spanish Coches / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.

2011 Photo: “File:2011 Infiniti FX 50 S (6244024411).jpg” by Spanish Coches / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.

2012 Photo: “File:2012 Infiniti FX35.jpg” by TTTNIS / Wikimedia Commons — CC0 1.0. Cropped to 16:9.
Body styles
- 4-door SUV (sport crossover)
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