A Game Informer preview states Johnny could originally change outfits: Johnny had 2 outfits, one from GTA IV and the one he wears in TLAD.
According to previews, Johnny had the ability to date girlfriends.
The Lost MC Clubhouse originally had a newer exterior; it had white walls with the door moved more to the right and it was also much smaller, which can be noticed in several early pictures.
Jason Michaels had a bigger role in the game, as seen in several trailers.
Malc gave missions to Johnny.
Johnny would had Jason, Malc and DeSean’s phone numbers.
There was going to be a mission where Johnny, Billy, Brian and Jason did drive bys on a police car.
Terry wore a different outfit as seen in a screenshot.
Jason would originally wore the same outfit that he wears in a GTA IV’s mission No Love Lost instead of the one he wears in TLAD missions.
The Russian Shop would have been accessible but was cut because the clothes in the shop wouldn’t fit for the biker-style theme in the game. If the player goes to the front door, an icon will appear.