Where to Find Individual Sales Rank for each variation of a product
There is a report that shows some sales rank by individual variations, rather than the same number for all variations. However, at the top of the page it states this report will no longer be available, so it check now.
Click on Seller Central – Inventory Planning – SKUs to restock today – View Inventory In Stock details
https://sellercentral.amazon.com/hz/sellingcoach/inventory
Not all are different, but some variations are showing different sales ranks.