03 on the Battle Riser was originally non-functional until it was uploaded in Episode 33 which, when pressed, powers up the Drill Sniper Custom, a weapon feature that was never adapted for Power Rangers.
03 on the Battlizer was always active but never used until the Black Space Rangers' friend Silvy pressed it which revealed it activates the Red Battlized Armor, a Power Rangers-original weapon.
Mega Silver only had the Auto Slider as his personal vehicle.
Besides the Silver Cycle, the Silver Ranger also had a second vehicle, the Galactic Rover which is an original Power Rangers vehicle.