After some exhaustive searching through Brickseek, I managed to find the Walmart SKUs and UPCs for the upcoming 6″ Black Series Deluxe Luke Skywalker with Landspeeder and Rey with Jakku Speeder. Look for these on shelves around Force Friday (Sept 1).
Luke Skywalker with Landspeeder
Target DPCI: 087-06-9278
Walmart SKU: 373828254
Rey with Jakku Speeder
Target DPCI: 087-06-9279
Walmart SKU: 883717077
Watch for more reveals and intel later today.