Greg Leffler (born December 27, 1951), is a former driver in the CART Championship Car series. He raced in the 1980-1983 seasons, with 13 career starts, including the 1980 Indianapolis 500. He finished in the top ten twice, with his best finish in 6th position in 1982 at Riverside. In 1979, Leffler was the USAC Sprint Car National Series Champion.

Greg Leffler
Born (1951-12-27) December 27, 1951 (age 72)
Indianapolis, Indiana
Achievements1979 USAC National Sprint Car Series Champion
Champ Car career
13 races run over 4 years
Years active19801983
Team(s)No. 44/43 (Sherman Armstrong)
No. 64 (Jet Engineering)
Best finish6th Riverside California (1982)
First race1980 Indianapolis 500 Finished 10th (Indianapolis)
Last race1983 Escort Radar Warning 200 Finished 11th (Mid-Ohio)
Wins Podiums Poles
0 0 0

He lives in Churubusco, Indiana.

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