_links_upsell_sku

The links_upsell_sku – these products will be shown in a block under the product. You can also use the field for position to set the position in which the up-sells will appear on the frontend in relation to other up-sells. You can find the field in magento under the section Catalog > Manage Products > Up-sells.

– Article reference to PIM product
– Also the _links_upsell_position can be mapped (number)
– Non-obligatory