Around Europe this is seen as normal - sedans pulling stuff, Ive seen a W124 E300D pull another one on a flatbed trailer. That was a bit stretching it too thin IMO.

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2012 BMW X5 (Beef + Granite suspension model)

1995 E300D - The original humming machine (consumed by Flood 2017)
2000 E320 - The evolution (consumed by flood 2017)