Exhibit 12

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

	Year Ended December 31,
	2006			2005			2004			2003			2002
Income from continuing operations before taxes and minority interests	$	200.6		$	189.8		$	177.0		$	124.9		$	82.0
Less undistributed earnings of equity method investments		(8.2	)		(4.3	)		(5.8	)		(0.4	)		(1.4	)
Plus distributed earnings of equity method investments		0.3			—			1.3			—			2.6
Plus amortization of capitalized interest		0.5			0.3			0.2			0.2			0.1
	$	193.2		$	185.8		$	172.7		$	124.7		$	83.3
Plus:
Fixed charges:
Other interest expense (includes amortization of deferred financing costs)	$	49.2		$	49.0		$	42.9		$	42.4		$	38.0
Floorplan interest expense		61.6			47.1			40.9			35.8			27.4
Capitalized interest		7.1			4.0			2.9			2.3			2.2
Interest factor in rental expense		44.6			36.2			28.2			22.6			16.5
Preferred stock dividends		—			—			—			—			10.5
Total fixed charges	$	162.5		$	136.3		$	114.9		$	103.1		$	94.6
Less:
Capitalized interest	$	7.1		$	4.0		$	2.9		$	2.3		$	2.2
Preferred dividends		—			—			—			—			10.5
Earnings	$	348.6		$	318.2		$	284.7		$	225.5		$	165.2
Ratio of earnings to fixed charges		2.1			2.3			2.5			2.2			1.7