Adjustable back door limiter, automobile back door and automobile

The utility model discloses an adjustable back door limiter which comprises an adjusting rod, a buffer block is arranged at one end of the adjusting rod, and an adjusting seat is arranged at the other end of the adjusting rod. The adjusting rod can move on the adjusting base in the axis direction of the adjusting rod and is locked with the adjusting base. According to the utility model, the adjustability of the clearance surface difference at the periphery of the back door in a sliding back type model can be realized, and the requirement of ensuring the appearance quality of the back door is met. 本实用新型公开了一种可调节背门限位器，包括调节杆，所述调节杆一端设有缓冲块，另一端设有调节座；所述调节杆可沿其轴线方向在所述调节座上移动，并与所述调节座锁定。本实用新型能够实现溜背式造型的背门周边间隙面差的可调整性，达到保证背门外观品质的要求。