JB why not try a wheel seller that sells OE reconditioned wheels?

This is a rep but at least you can buy one wheel, or have them see if they can find a remanufactured OE wheel?

New 20" 20x10 5 Rear Alloy Wheel for 2004 2005 2006 BMW X5 | eBay

Or here is an OE wheel:

59487 BMW x5 20" Factory OE Alloy Rear Wheel Rim | eBay

BMW x5 20" 2004 2005 2006 Wheel Rim Rear 59487 | eBay

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2018 Ram 2500 6.7L Cummins 68RFE
19k miles -Bright White/Black - Big Horn Sport - Crew Cab Short Bed
2013 X5 35D (CEO's) - Born on 5/17/2013 -
82k miles - Alpine White/Cinnamon Brown/Premium Pkg, Sport Activity/Premium Pkg and Sound/20" Style 214/Running Boards