Out of stock
SKU: TCI880021
UPC: 788120029667
MPN: 880021
The Speedo Housing GM Trans 7/8 Diameter 18-23T Count is a precision speedometer gear housing specifically designed for classic General Motors automatic transmissions. This component is essential for restoring accurate speedometer function in vehicles equipped with TH250, TH350, and Powerglide transmissions.
Constructed to replace worn or damaged OEM units, this housing features a 7/8-inch (0.875") diameter that accommodates 18- to 23-tooth replacement gears. It serves as the mechanical interface between the transmission's output shaft and the speedometer cable, ensuring reliable speedometer readings.
Ideal for restoration shops, transmission rebuilders, and automotive enthusiasts, this speedo housing is crucial for achieving factory-accurate speedometer calibration. Whether working on a TH250 in a Chevelle or a TH350 in a Camaro, sourcing the correct speedo housing is vital for successful powertrain overhauls.
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