Speedomter inop.

Like anything else, I am sure some are more trustworthy than others. Replacing the stepper motors are somewhat difficult, if you have never done it. Also aligning the gauge needles for proper calibration is tricky. Normal care that might be exercised in buying anything else online should be helpful (e.g., years in business, client testimonials, etc.) Here's an article on the process that might help: http://www.agcoauto.com/content/news/p2_articleid/150