I caught quite a bit of flak when I bought my motorcycle with the original tires that were seven years old and didn't change them right away. They didn't fail, but I did find that when I put new ones on they worked much better. With 15 year old tires I wouldn't drive anywhere but the tire shop.

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Whoever said there's nothing more expensive than a cheap Mercedes never had a cheap Jaguar.

83 300D Turbo with manual conversion, early W126 vented front rotors and H4 headlights 401,xxx miles
08 Suzuki GSX-R600 M4 Slip-on 26,xxx miles
88 Jaguar XJS V12 94,xxx miles. Work in progress.
99 Mazda Miata 183,xxx miles.