No, its the 4L60E
I believe they used the 700R4 in it.
In 1994-1996 B-Bodies (Impala SS,Caprice,Road Master,Fleetwood, & Oldsmobile Cruisers) came with the 4L60E 4speed Automatic.
"KBB does not offer a strict price for a 1996 Impala SS. However, when researched the average selling price for a 1996 Impala SS, they sell for
06 impala ss, stock to stock.
1996 impala ss
It is on the side of the transmission were the shift cable hooks to it.
The 1995 Chevy Impala SS is equipped with a 4L60E automatic transmission. This transmission is a four-speed, electronic overdrive unit that is commonly used in various GM vehicles from that era. While the 4L60E is the standard transmission for the Impala SS, compatible replacements may include other 4L60E units from similar GM models, as long as they match the specifications and electronic controls.
Impala ss
Lug pattern for 94-96 SS impala is 5x5.
The 1996 Chevy impala ss
The older style impala SS had kits available to do this. 1995-1996
Haynes repair manual Chevrolet Impala SS, Caprice models 1991-1996 chapter 6
how to replace a heater core on 1994 impala ss