A-arm/double A-arm parts are components of a golf cart's suspension system. They are typically made of steel and attach the spindle to the frame of the cart. The A-arms provide stability and control over the cart's handling, allowing it to turn corners more easily and absorb bumps in the terrain. Double A-arms provide even more stability and control than single A-arms, making them ideal for off-road use. Replacing worn or damaged A-arm parts is important for maintaining a golf cart's performance and safety.