The utility model discloses an universal connection piece, including first connecting block and second connecting block, first connecting block is long structure, the protruding lug that is equipped with relative setting of both ends tip department about first connecting block leading flank, set up the installation through -hole of relative setting on two lugs, the second connecting block is in on the trailing flank of first connecting block, and with first connecting block integrated into one piece, the second connecting block is the columnar structure of erectting the setting, the setting is extended along the upper and lower direction of first connecting block to the vertical direction of second connecting block, install its both ends tip correspondence in the second connecting block and wear out the first connecting block outer mount pin axle of both ends tip from top to bottom. The universal connection that adopts this neotype universal connection piece to make the inside and outside semi -axis of car only need adopt one connect the joint can, make the spare part of whole automobile semi -axle universal connection structure less, reduced the dismouting step, the dismouting is comparatively simple and easy, has reduced whole volume, and the semi -axis universal connection structure that makes whole car realizes three universal rotations.