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**MR 325** · 03-19-2007, 08:41 PM

Originally posted by winstontj View Post

45 series seems really low profile.

As I said, the two sizes I mentioned are the correct size for an E30 with a 16" wheel.

**mmmjboner** · 03-20-2007, 01:21 PM

Dakota Digital manufactures digital instrumentation and accessories for the automotive, motorcycle and car audio enthusiast.

The SGI-5 is great for readjusting aftermarket and OEM electric speedometers on vehicles after changing rear end gears.

$79.95 + s&h

Diff Speed Sensor (changing wheel size)