why do speedometers go as high as 140 – 160 mph but some average cars can’t go faster than 100 -120?

Question

why do speedometers go as high as 140 – 160 mph but some average cars can’t go faster than 100 -120?

In: Technology

Answer 1

My parents had a 90’s suburban with a speedo that topped out at 80 mph. But the truck would definitely go faster than that. I suspect the choice of speedometer range is primarily a marketing/aesthetics thing and not a technical thing.