We do have the correct hub & drum with bearings for your 2016 Starcraft AR-ONE 18QB travel trailer with a 3,500 lb axle.
The correct part is the Trailer Hub and Drum Assembly - 3.5K E-Z Lube Axles # AKHD-545-35-EZ-K.
This comes pre-greased with the bearings, races, and seal, and I have added a link below to a video install of this hub for you to take a look at.
Additionally, should you also need new electric brakes, the correct part is the Electric Trailer Brake Kit - Self-Adjusting... view full answer...
If you are asking if the Valterra Deadbolt Lock for RVs # L32CS3108 is keyed the same as the locks that come on your 2016 Starcraft AR-ONE Travel Trailer they are not. The deadbolt lock is manufactured for use in many different RV styles that have 1-3/8" to 1-3/4" thick RV doors with a 2-3/8" backset. It is not designed to be a direct replacement for any specific RV or trailer.
If I didn't understand what your were asking correctly, please feel free to reach back out to me and I would... view full answer...