Seat post

An adjustable seat post for a vehicle, said adjustable seat post having various adjustable and programmable height positions, said adjustable seat post comprising:

• an upper post;
• a lower post within which said upper post telescopically slides;
• a user interface operatively connected with said seat post, said user interface configured for adjusting said various adjustable and programmable height positions;
• a valve assembly coupled to adjustable seat post, said valve assembly regulating fluid flow within said adjustable seat post to achieve said various adjustable and programmable height positions, wherein said valve assembly comprises:
• at least one set of check valves configured for at least one of opening and closing, and wherein a rate of said opening and said closing of said at least one set of check valves is proportional to a real-time displacement measurement, wherein said real-time displacement measurement is based on a measured difference between a seat post height position instruction of received instructions and an actual seat post height of said adjustable seat post, and;
• wherein said at least one set of check valves comprising:
• two sets of check valves positioned, relative to each other, in a series, and opposed to each other, such that one-way only movement is achieved in response to said translation.