think of all the tractor trailers out there with re-tread tires on them, how many miles /heat cycles are on them? they get exposed to all types of weather and who knows how many years old they are. holy crap we share the road with them?

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2003 audi A6
2002 porsche boxter
1989 jeep grand wagoneer
1987 m/b 420 sel
1966 vw type 1
1965 mustang "a" code gt