S10/T10 P/U 2WD L4-121 2.0L VIN Y 2-bbl (1983)
The new band is interchangeable with the previous band and should be used for service whenever possible. As soon as the previous bands are used up,
the new bands will become available.
Part Name
Previous Part Number
New Part Number
Band Assembly - 2/4
8654144
8673175
Parts are currently available from GMSPO.
Refer to the HYDRA-MATIC 4L60 Unit Repair section of the appropriate Service Manual for removal and installation of the 2-4 band.