A stifle stabilization system is provided herein. The system comprising a femoral component having a leg portion and bottom portion, the bottom portion including an interconnected coupling member protruding therefrom, an articular sliding insert component having a channel corresponding in size and shape to at least part of the coupling member, an enlarged opening in a bottom surface of the insert component in communication with the channel, and a slot through the bottom surface of the insert component in communication with the enlarged opening and the channel, the channel receiving the at least part of the coupling member through the enlarged opening, and a tibial component having a first proximal planar portion defining a slot, the slot being of corresponding and complementary shape to the articular sliding insert component to receive the articular sliding insert component therein.