Jeff Altenburg

Career

Season	Level	Series / class	Pos.	Team / car / races
2006	GT	Grand-Am Sports Car Series, Class GT	37.	Matt Connolly Motorsports, BMW M3 PTG (E46) 2 of 13 races Speedsource, Mazda RX-8 GT 1 of 13 races
2003	GT	Grand-Am Sports Car Series, Class GT		Powell Motorsport, Chevrolet Corvette C5 1 of 12 races TPC Racing, Porsche 911 GT3 Cup (996) 1 of 12 races
	GT	American LeMans Series, Class GTS	20.	Carsport America, Dodge Viper GTS-R 1 of 9 races
		GrandAm Motorola Cup, 13.
2002	GT	American LeMans Series, Class GTS	41.	American Viperacing, Dodge Viper GTS-R 2 of 10 races
2001	GT	Grand-Am Sports Car Series, Class GTS	36.	Muzzy Racing, Chrysler Viper GTS-R 1 of 10 races
	GT	Grand-Am Sports Car Series, Class GT	109.	Fordahl Motorsports, Porsche 911 GT3-RS (996) 1 of 10 races
	GT	American LeMans Series, Class GTS	10.	American Viperacing, Dodge Viper GTS-R 3 of 10 races
	GT	American LeMans Series, Class GT	68.	Trinkler Racing, Chevrolet Corvette C5-R 1 of 10 races
2000	GT	Grand-Am Sports Car Series, Class GTU		Genesis Racing, BMW M3 (E36) 1 of 10 races
	GT	Grand-Am Sports Car Series, Class GTO	36.	McCann Racing, Dodge Viper GTS-R 1 of 10 races
		GrandAm Motorola Cup, GS-72. (Pontiac, one race)
1999		GrandAm Motorola Cup, Compact-29. (Mazda, one race)

• Main series of the season: highest share of races contested; series with few races and single races count less.
• 1. Positions 1–6 and wins.