Verify they can balance assembled multi-section drivelines with carrier bearings set up

https://meet-wiki.win/index.php/From_Custom_U_Bolts_to_Total_Drivelines:_How_to_Select_the_Best_Heavy-Duty_Truck_Parts_and_Rebuild_Specialists

Verify they can balance assembled multi-section drivelines with carrier bearings installed, imitating real-world operation for smoother results at highway speeds.