This is the correct version of the main riff played throughout the whole song...
[ Tab from: http://www.guitaretab.com/r/run-dmc/34225.html ]
Distortion
e|---------------------------------------------------------------------------|
B|---------------------------------------------------------------------------|
G|----------------22222--55-77-----------------------------------------------|
D|-5-2--5-5-------22222--55-77-----------------------------------------------|
A|-5-2--5-5-------00000--33-55-----------------------------------------------|
E|-3-0--3-3------------------------------------------------------------------|
Tabbed by Jordan