Note the tiny blue gear inside the whte one on the side of the speedo. If you look at the original-size photo, you can see that it's shedding teeth.
IF THE IMAGE IS TOO SMALL, click it.

The replacement is expensive for no good reason other than the small independent aftermarket production run, but it WORKS, and the guy selling them is reasonable to deal with. I ordered 3 gears (2 for an MGM cluster) and he only charged me $4 sh.

Owner caption November 2008 · Photo 852 of 980