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2026 Cadillac OPTIQ V — 275/40R21

2026 Cadillac OPTIQLoading vehicle photo…
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2026 Cadillac OPTIQ V

Factory size
275/40R21
Load / speed
107H
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  • Blackhawk

    Agility SUV

    275/40R21 107W XL BW

    SUV & Crossover

    60,000 miles

    View tire details
    Tire specs
    Warranty
    60,000 miles
    Load index
    107
    Speed rating
    W (168 mph)
    Load range
    Extra load (XL)
    Tread depth
    10/32"
    Item #
    2754021BHK4120155
  • Michelin

    Pilot Sport EV

    275/40R21 107W XL BW

    Performance

    20,000 miles

    View tire details
    Tire specs
    Warranty
    20,000 miles
    Load index
    107
    Speed rating
    W (168 mph)
    Load range
    Extra load (XL)
    Tread depth
    8.5/32"
    Item #
    2754021MIC63913
  • Pirelli

    Scorpion Verde

    275/40R21 107Y XL BW

    All Season
    View tire details
    Tire specs
    Load index
    107
    Speed rating
    Y (186 mph)
    Load range
    Extra load (XL)
    Tread depth
    10/32"
    Item #
    2754021PIR2550200
  • Pirelli

    PZero

    275/40R21 107Y XL BW

    High Performance
    View tire details
    Tire specs
    Load index
    107
    Speed rating
    Y (186 mph)
    Load range
    Extra load (XL)
    Tread depth
    8/32"
    Item #
    2754021PIR2751400
  • Continental

    PremiumContact 6

    275/40R21 107Y XL BW

    Summer
    View tire details
    Tire specs
    Load index
    107
    Speed rating
    Y (186 mph)
    Load range
    Extra load (XL)
    Tread depth
    9/32"
    Item #
    2754021CON03574300000

What size tires does the 2026 Cadillac OPTIQ V take?

The factory tire size for the 2026 Cadillac OPTIQ V is 275/40R21.

The catalog lists it at load index 107, speed rating H (up to 130 mph).

Factory tire sizes and ratings
WheelsSizeLoad indexSpeed rating
All wheels275/40R21107H

Confirm the size printed on the sidewall of your current tire or on the tire placard in the driver's door jamb before you buy. Replacement tires should meet or exceed the vehicle's load index and speed rating.

Cadillac OPTIQ tire sizes for every year

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