If it is a Schwintek, there are motors in each sidewall. They are pretty small. Also there is a motor sync controller under the slide in the storage unit wall.
google it and you will find all manner of info.
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS
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