You can change the sort order of a bundle by simply clicking and dragging the items to the order you like using the product edit page.
To Change the Sort / Listing Order of Bundled Products:
1. Log in to DPD
2. Go to the Products page in the left menu
3. Find the bundle product and click it, then select to edit the product.
4. On the edit product page, scroll down to the list of included products.
5. You'll notice three lines next to each product. Simply click on the lines next to the product and drag it up and down while holding the mouse button down.
6. Once the order is how you like it, click save to save the new sort order.
The order they are listed on the edit page is the order they will be listed in the combo on the delivery page, emails, invoices, etc.