CT9940 - A new complete speedo housing leak stop kit for GM TH375, TH400, TH475 & 3L80E Transmissions, 1964 & up. Includes speedo housing retainer, outer oring, inside rubber seal with inner retainer spring clip. Also includes metric and non-metric bolts with lock washer to fit all year applications. This kit fits speedo housings designed for 34-39 and 40-45 tooth speedo gears. It will stop the leaking from the speedo housing area of your transmission.
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No leaks and perfectly replaced old seals. No missing parts.