Isolator and suspension assembly for riding equipment

A biasing element for providing suspension between a pivoting component and a support area of a riding outdoor power equipment vehicle, the biasing element comprising:

• a body compressible between a default unbiased orientation and a compressed orientation;
• the body having at least three annular portions, the at least three annular portions including a radially outer main portion circumscribing a pair of radially inner portions, the pair of radially inner portions movable during operational engagement between
• the default unbiased orientation in which the radially inner portions are vertically spaced apart from one another, and have a gap extending fully between one another, and
• the compressed orientation in which the radially inner portions are engaged with one another;
• and
• at least one retaining member for allowing fixing of the body.