They are close...but still a MILE off from Savvy. I went through great pain to get my mounted as well as savvy when I installed my JCR's on a new tub. Lots of work, but I'm happy with the result. I probably should have sold them and just bought the savvy's.
The number of nutserts I added to the torque box to get rid of their stupid through bolts
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Had to add quite a bit of material to the underplate to get them to sit even with the doors
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Doubled the number of fasteners that hold them to the vertical side of the tub
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And my fasteners to the torque box (I know...I need to replace them with flat heads).
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I feel VERY confident in these sliders now. They took quite a bit of work to get here, but I'm pretty sure I can use them as real sliders now, without damaging my tub.