AutoNation reported that April’s sales performance in its new-vehicle department produced the best figure for the fourth month of a year since 2006.

The dealer group reported to automakers retail sales of 25,669 new vehicles in April, an increase of 14 percent year-over-year.

On a same-store basis, AutoNation generated 24,955 retail new-vehicle unit sales in April, representing an 11-percent jump compared to last April.

Last month’s reported retail new-vehicle unit sales for AutoNation's operating segments were as follows:

— 7,860 for domestic, up 4 percent versus last April

— 12,857 for import, up 18 percent versus last April

— 4,952 for premium luxury, up 22 percent versus last April.

AutoNation expects to announce May reported retail new-vehicle unit sales on June 4.