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Pontiac Fiero Tire Sizes in Simple-to-Read Graphs

Tire width for different generations

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Quick notes on Pontiac Fiero tires

    • Min-max tire width: 185—215 mm
    • Min-max wheel diameter: R13—R14
    • Min-max sidewall height: 129—148 mm
    • Tire width difference from average: +2.9%
    • Average wheel height: 618 mm
    • Tire width per 1 hp: 1.7 mm / 1 hp
    • Weight per 1 mm of tire width: 6 kg / 1 mm
    • Load to 1 tire: 300 kg / 661 lbs
    • Power to 1 tire: 31 hp / 23 kW
    • Tiremain rating: 6 / 10

Tire width to car width ratio

  • Average tire width: 205 mm;
    Car body width: 1750 mm;
    Car width to tyre width: 12%;

    • Whole wheel height (in. and mm)

  • Disc height: 347 mm;
    Tire height: 135 mm;
    Wheel height: 618 mm;

    Tire width to power ratio

  • Sport 2.5 — 2 mm per 1 hp (2.7 mm/kW)
  • GT 2.8 V6 — 1.5 mm per 1 hp (2.1 mm/kW)
  • 2.8 V6 — 1.6 mm per 1 hp (2.1 mm/kW)

    Vehicle Tire width / profile height Whole tire height Engine сс to 1 tire Tire circumference Summary tire width
    Sport 2.5 185 / 148 mm 626 mm
    (24.6 in)     		618 cc (0.62 L) 1967 mm
    (77.4 in)     		740 mm
    (29.1 in)
    GT 2.8 V6 215 / 129 mm 614 mm
    (24.2 in)     		707 cc (0.71 L) 1929 mm
    (75.9 in)     		860 mm
    (33.9 in)
    2.8 V6 215 / 129 mm 614 mm
    (24.2 in)     		709 cc (0.71 L) 1929 mm
    (75.9 in)     		860 mm
    (33.9 in)
    Vehicle Sport 2.5
    Tire width / profile height 185 / 148 mm
    Whole tire height 626 mm (24.6 in)
    Engine сс to 1 tire 618 cc (0.62 L)
    Tire circumferencee 1967 mm (77.4 in)
    Summary tire width 740 mm (29.1 in)
    Vehicle GT 2.8 V6
    Tire width / profile height 215 / 129 mm
    Whole tire height 614 mm (24.2 in)
    Engine сс to 1 tire 707 cc (0.71 L)
    Tire circumferencee 1929 mm (75.9 in)
    Summary tire width 860 mm (33.9 in)
    Vehicle 2.8 V6
    Tire width / profile height 215 / 129 mm
    Whole tire height 614 mm (24.2 in)
    Engine сс to 1 tire 709 cc (0.71 L)
    Tire circumferencee 1929 mm (75.9 in)
    Summary tire width 860 mm (33.9 in)

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