: The car featured a completely redesigned suspension specifically engineered to better utilize Michelin tires , which McLaren had only switched to late in the previous season.
: Despite being an evolution, the 17D was reportedly over 2 seconds per lap faster than the original 17 during pre-season testing. 17.mp4
: It was so effective that it nearly won the 2003 World Championship in the hands of Kimi Räikkönen, losing by only two points to Michael Schumacher, despite the car being based on a year-old design. So how new is the MP4-17D? - Autosport Forums : The car featured a completely redesigned suspension