Opening: June 18/19, 1927
Length: 20,832 , Bends: 73 (33 left, 40 right)
Slopes: max. 17%, Gradient: max . 11%
Highest point: 620 m at Start and Finish
Lowest point: 320 m at Breidscheid
Opening : 1984 / Length : 4.556 m, Bends : 14
Reconstruction until 2003 incl. Mercedes Arena
now total Length: 5.148 m
Bends: 16 (8 left, 8 right)
Spring Section: Length: 3.627
Bends: 11 (4 left, 7 right)
Müllenbachschleife: Length 1.489 m
Bends: 8 (3 left, 5 right)
Width of GP-Course: 10-13 m
of Mercedes Arena : 14-25 m
