The 1990 Buick Regal tire size depends on trim: the Custom, 3.1 T, 440T4/ME9 takes P205/70R14; the Custom, 3.1 T, 4T60/ME9 takes P205/70R14; the Custom, 3.8 L, 440T4/ME9 takes P205/70R14; the Custom, 3.8 L, 4T60/ME9 takes P205/70R14; the Gran Sport, 440T4/ME9 takes P215/60R16; the Gran Sport, 4T60/ME9 takes P215/60R16; the Limited, 3.1 T, 440T4/ME9 takes P205/70R14; the Limited, 3.1 T, 4T60/ME9 takes P205/70R14; the Limited, 3.8 L, 440T4/ME9 takes P205/70R14; the Limited, 3.8 L, 4T60/ME9 takes P205/70R14, per the factory service manual.
Where to Buy & Install Tires for Your 1990 Buick Regal
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Tire Rack
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