Half Shaft-Different Replacement?

[89Vette]

http://www.google.com/url?sa=t&rct=j...vs8dhim2YZx6Mg

http://www.google.com/url?sa=t&rct=j...OeRBGjcctQWEpA

Are you sure 3619 is the correct part#? In both links VX isn't mentioned. In fact, the Amazon link says "This part won't fit your car."