UK new car registrations fell 4.6% to 187,632 units year on year in July though volume is up 1.3% for the year-to-date to 1,564,199 units.

The Society of Motor Manufacturers and Traders has trimmed its full year forecast from 2.6 million in April to 2.58 million units.

UK-built cars are forecast to take a 19% share of the market. Over the year-to-date their market share stands at 18.7% of all new car registrations.

Diesels took 32.5% of the market in July, matching the record monthly level set last April this year.

Diesel market penetration is expected to rise to 33% in 2004, up from 27.3% in 2003. Volumes are forecast to rise by over 20% to 850,000 units. A further rise to 890,000 units, or a 36% market share, is expected in 2005.

Top 10 UK models year to date
Ford Focus 91,844
Vauxhall Corsa 64,992
Peugeot 206 55,919
Ford Fiesta 53,977
Renautl Mégane 51,366
Vauxhall Astra 47,983
Renault Clio 46,866
VW Golf 41,500
Ford Mondeo 37,895
Peugeot 307 36,446