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    Cadillac Optiq Upgrades and Accessories

    Shop accessories for the Cadillac Optiq, from the 2025 model year on: portable EV chargers and charging adapters, a cordless tire inflator and car vacuum, ceramic coatings, radar detectors, and roof and hitch racks for bikes, skis, cargo and camping gear.

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    Read more Fitment, wheel sizes & what’s here

    What fits the Optiq

    The Optiq is Cadillac’s smallest electric SUV, sold from the 2025 model year on, with the Optiq-V from the 2026 model year. Most products here are universal EV accessories, so check each product page for fit and sizing, and ask an expert if you’re not sure.

    Wheel & tire sizes

    Factory wheels are 20 inches with 245/50R20 tires or 21 inches with 275/40R21 tires, depending on trim and options; the Optiq-V comes on 21-inch wheels. Check the tire size on your driver’s door placard.

    Bolt pattern & lug nuts

    The Optiq uses a 6x120 bolt pattern with M14 x 1.5 lug nuts. That’s different from the Lyriq’s 6x132 pattern, so Lyriq wheels won’t fit the Optiq.

    Charging

    Portable Level 1 and Level 2 chargers charge from a standard 120-volt outlet or a 240-volt outlet, and charging adapters let you plug in at stations with a different connector. Check each product page for the connectors and charging speeds it supports.

    Racks & car care

    Vacuum-mounted roof racks carry bikes, skis, snowboards and cargo and attach with suction cups, so they don’t need roof rails or drilling. Hitch racks and cargo carriers need a receiver hitch, so check each product page for the hitch size. Ceramic coatings protect paint, wheels, glass, trim and interior surfaces.

    Questions?

    Not sure what fits your Optiq? Ask an expert, or call (678) 470-4004.

    Optiq FAQ Fitment, wheel sizes, charging & racks

    Will these accessories fit my Cadillac Optiq?

    Most products here are universal EV accessories, like portable chargers, tire inflators, roof racks and car care. Check each product page for fit, connector type and sizing, or ask an expert if you’re not sure.

    What size wheels and tires does the Optiq come with?

    Factory wheels are 20 inches with 245/50R20 tires or 21 inches with 275/40R21 tires, depending on trim and options; the Optiq-V comes on 21-inch wheels. The tire size is on your driver’s door placard.

    What is the Cadillac Optiq’s bolt pattern?

    6x120, with M14 x 1.5 lug nuts. The Lyriq uses a 6x132 pattern, so Lyriq wheels don’t fit the Optiq.

    How can I charge my Optiq at home?

    A Level 1 charger plugs into a standard 120-volt outlet and works for overnight top-ups. A Level 2 charger on a 240-volt outlet or circuit charges much faster. Portable Level 1 and Level 2 chargers are listed here; check that the plug matches your Optiq’s charge port.

    Can I carry bikes or skis on my Optiq?

    Yes. Vacuum-mounted roof racks attach with suction cups, so they don’t need roof rails or drilling, and hitch racks fit a receiver hitch. Check each product page for the loads and hitch sizes it supports.

    Will aftermarket parts void my Cadillac warranty?

    No. Under the federal Magnuson-Moss Warranty Act, Cadillac can’t deny warranty coverage just because aftermarket parts are installed. To deny a claim, it has to show the part caused the problem.

    How long will my order take to ship?

    Availability depends on the product, so call (678) 470-4004 for current availability. We also ship internationally; customs duties are the buyer’s responsibility.

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