DETROIT (Reuters) - Chrysler says U.S. sales fall 53 percent in December from year earlier.
* Chrysler says US sales fell 30 percent in 2008 from prior year
* Chrysler says offering additional discounts of up to $1,000 when customers
finance through local credit unions in 2009
* Chrysler says finished December with inventory of 397,569 vehicles, down 9
percent from a year earlier
* Chrysler says end December inventory equaled 115-day supply of sales
(Reporting by David Bailey)