There is no such thing as "standard" shocks, as you have listed. There is comfort and heavy duty (HD). 33-187570 shock you have listed is the B6 4600 HD shock ... not "standard."
If you do a quick Google search on "Bilstein comfort vs heavy duty," you'll find pages and pages of various forum opinions.
Every time you use an apostrophe to make a word plural, a puppy dies.
RV: 2018 Rockwood Mini Lite 2504S
TV: 2019 F-350 Lariat 4WD CCSB 6.7 PSD 3.55, 3,591 lb payload
Former RV: 2007 Fleetwood/Coleman Utah
Former TV: 2005 F-150 King Ranch 4WD SCrew 5.4L Tow Package