Are these rotors the same?

[TorkLow]

http://www.jcwhitney.com/braking-brake-disc/p3047852.jcwx?filterid=d61096y2009j1

http://americansportbike.com/newdir/Item/9061

Look to be the same, huge price difference.

 

[s0dhi]

The JCwhitney one looks to be a rear rotor vs. the American Sport Bike front (based on the description).

 

[TorkLow]

O, silly picture confused me. I felt it was too good to be true.