This FEM analysis suggested that micromotion can be controlled better for a molar implant-supported crown when the crown is supported by a wider-diameter implant or by 2 implants. The reduction in mesiodistal displacement was especially pronounced with the double-implant design, and this double-implant sup- port should be considered for a mandibular molar when the mesiodistal space for the artificial tooth is larger than average or when a second molar is being replaced and the third molar is missing. The double- implant design offered less improvement in the recorded buccolingual displacement with off-center loading, and the results suggested that centralizing the forces over the implant platform would tend to reduce the potential for displacement. Occlusal forces can be directed as close to the buccolingual center of the implant as possible by (1) narrowing the occlusal table, (2) maintaining maxi- mal intercuspal contacts along the central groove of the artificial crown, and (3) eliminating eccentric occlusal contacts.25