Up for auction is a 1963 GM Chevy Borg Warner T10 4 Speed Cluster Gear with gear ratios of 17-19-23-30 BW. This vintage part was manufactured in the United States by BorgWarner and is compatible with T10, T10E-8, T10K-8A, and T-10 models. Bid with confidence as this gear is in good working order and ready to be installed in your classic car. Thanks #1369M