* 4L60E: This was a very common automatic transmission.
* SM465: A heavy-duty manual transmission.
* NV3500: Another manual transmission option, though less common than the SM465.
To know for sure which transmission is in *your* specific 1995 Chevy pickup 4x4, you need to check the vehicle's identification number (VIN) or look at the transmission itself. The VIN can be decoded to reveal the transmission code. Looking at the transmission, you might find a tag with the model number on it.