Vehicle convertible top systems

A vehicle comprising:

• a vehicle body including a truck bed at least partially defining a cargo area;
• a vehicle interior with passenger seating;
• and
• a multi-component hard top assembly configured to selectively and removably couple to the vehicle body to provide an enclosed configuration at least partially enclosing the vehicle interior,
• wherein the multi-component hard top assembly includes a rear window assembly configured to selectively and removably couple to the hard top assembly and the vehicle body,
• wherein the vehicle body further includes a wall separating the cargo area and the vehicle interior, and wherein the wall includes a channel formed therein to slidingly and removably receive the rear window assembly, and
• wherein the multi-component hard top assembly further includes a pair of removable C-pillars each separately removable from the vehicle body, and wherein removal of at least one C-pillar of the pair of removable C-pillars enables the rear window assembly to slide out of the channel and be removed from the vehicle.