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Accelera

Iota ST68

1200034375

Accelera Iota ST68 255/55R18XL

SKU: 1200034375

Front Tire: 255/55R18XL
Rear Tire: --x-- --

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The product images shown are for illustration purposes only and may not be an exact represenation of the product.

In Stock

(2 Reviews)

$112.42 each

$449.68 set of 4

Front Tires

$112.42 each

Rear Tires

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About ThisProduct

The Accelera Iota ST68 is an all-season tire made for everyday drivers who want a sensible replacement tire in a 255/55R18 size. Its a good fit for many SUVs and crossovers that spend most of their time on commutes, errands, school runs, and highway trips. This version is rated for heavier loads (109) and higher highway speeds (V), which is reassuring if your vehicle calls for that level of capacity.

In normal day-to-day driving, this tire is built to feel predictable and easy to live with. Think steady tracking on the freeway, calm behavior when you change lanes, and a planted feel when youre merging on a rainy on-ramp. Since wet roads are where many drivers feel least confident, an all-season tire like this is meant to give you a more secure, controlled response when the pavement is shiny and you need to slow down smoothly.

Comfort and noise matter on long drives, and the Iota ST68 is aimed at being a practical, quiet-enough choice for daily use. You should expect a ride that works well over typical bumps and patched pavement, without making the cabin feel constantly busy at neighborhood speeds.

Longevity is backed by a 35,000-mile warranty, which lines up with the idea of a value-focused tire you can count on for regular use. One honest limitation: like most all-season tires, its not a great pick for repeated driving on ice or deep snowif winters are harsh where you live, a dedicated winter tire is the safer move.

choose this tire if:

you need a dependable all-season tire for commuting and highway driving
your SUV or crossover uses the 255/55R18 size and you want an XL-rated option
you want a practical tire with a 35,000-mile warranty

Its a straightforward choice for everyday driving where comfort and confidence matter most.

Tire Specs

Inventory Number: 1200034375
Brand: Accelera
Model: Iota ST68
Size: 255/55R18
Tire Type: All Season
Tire Weight: 35.38
Tread Depth: 10
Tire Rim Diameter: 18
Section Width: 255
Tread Wear: 400
Aspect Ratio: 55
Sidewall: Black Side Wall
Speed Index: V
Temperature: A
Load Index: 109
Service Description: 109V
UTQG: 400AA

Additional Tire Sizes

16

265/70R16XL 116H

17

265/65R17XL 116H

18

19

20

21

22

305/40R22XL 114W

24

Order Details & Policies

About Us

We didn't build Only Tires for us — we built it for you. Drivers who want straight answers, guaranteed fitment, and a tire that actually suits their vehicle and their life. No pressure. No guesswork. Just the right tire, delivered.

Shipping & Processing

We ship to the Lower 48 states for the advertised price. Tires typically take 1-2 business days to arrive (US48). Shipping timelines are provided on each product page. We can ship outside of the continental US for an additional charge. Contact Us for additional shipping rates. The buyer is responsible for all fees and paperwork beyond standard freight charges.

Delivery Inspection (Damage) - Ship to Home Only

UPS/FedEx ground shipments do not require a signature. Inspect the products as quickly as possible and follow up with us if necessary.
Notify us within 48 hours of receiving the order if any damage is found after delivery.
Very large tires may ship via freight. Inspect every piece BEFORE signing any documents. If damaged, please make full notes on the delivery paperwork before signing.

Returns & Cancellations

Returns

When vehicle information is provided, we review every order before it ships to help ensure proper tire fitment. If your tires are installed and do not properly fit your vehicle, they may still be returned as long as they meet our return condition guidelines.

Return requests must be submitted within 30 days of delivery to qualify for a return. Once approved, we will provide instructions for safely returning your tires. Refunds are issued to your original payment method after inspection. If the return is related to a fitment issue or an error on our part, return shipping fees generally do not apply.

All tires include the manufacturer’s warranty, and our team is available to help with sizing, fitment, returns, or warranty questions. If you need assistance before or after ordering, please contact us.

For full details, please review our complete Returns & Fitment Policy on our FAQ Page.

Cancellations

Cancellation requests or order changes should be submitted as soon as possible, as orders are processed quickly and may already be in progress. Return shipping fees may apply depending on the order status, but they may be waived if requested within 24 hours or if the error is on our end.

Manufacturer Warranty

All tires carry a full manufacturer's warranty. The buyer is responsible for shipping costs related to the warranty. All warranty returns must be approved by the manufacturer before shipping. If you'd like to start a warranty claim, visit our Warranty Center.

California Proposition 65 Warning

WARNING: This product can expose you to Black Carbon Extracts, which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to p65warnings.ca.gov.

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Accelera Iota ST68 255/55R18XL

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Questions about fitment?

About ThisProduct

Tire Specs

Additional Tire Sizes

16

17

18

19

20

21

22

24

Order Details & Policies

About Us

Shipping & Processing

Returns & Cancellations

Manufacturer Warranty

California Proposition 65 Warning

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Know Your Tire Size?

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— Tire Options

Optional Tire Sizes

Know Your Tire Size?

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Know Your Tire Size?

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— Tire Options

Other Factory Sizes For Your

Optional Tire Sizes

Know Your Tire Size?

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Address Type:

Address Type:

Accelera Iota ST68 255/55R18XL

Browse Gallery

Questions about fitment?

About ThisProduct

Tire Specs

Additional Tire Sizes

16

17

18

19

20

21

22

24

Order Details & Policies

About Us

Shipping & Processing

Returns & Cancellations

Manufacturer Warranty

California Proposition 65 Warning

&

Know Your Tire Size?

&

— Tire Options

Other Factory Sizes For Your

Optional Tire Sizes

Know Your Tire Size?

Not Sure What Tire Size To Choose?