MOOG looks like they are making the Dakota control arms now.
CarID has a page where the Passenger side is listed available
https://www.carid.com/1990-dodge-dakota-suspension-parts/moog-r-series-control-arm-and-ball-joint-assembly-3665691174.html?parentsubmodel[]=WHEEL+DRIVE|RWD+%28Rear+Wheel+Drive%29
Right Upper – RK623220
Left Upper – RK623221
No information on lowers at this time.