The speedometer and odometer recently stopped working on my 1983 Chevrolet Suburban. Inspecting the speedometer cable's connection to the transmission (TH700R4, automatic) I discovered a plastic gear (see photo at
If I knew what this part is called, I would buy one from an online merchant and get my odometer working again. But what is it called? at alt.autos.4x4.chevy-trucks titled "Help me identify this part". If you can also suggest an online vendor likely to have it, that would be even better. Chevrolets are rare where I live, so local parts stores aren't going to have it