Accelera Iota ST68 255/40ZR21 102W XL All-Season Tire
Accelera Phi 255/30ZR19 91Y XL All-Season Tire Accelera Phi 255/30ZR19 91Y XL All-Season Tire $100.99
Accelera Omikron AT 235/70R15 114Q All-Season Tire Accelera Omikron AT 235/70R15 114Q All-Season Tire $88.99
Accelera

Accelera Iota ST68 255/40ZR21 102W XL All-Season Tire

255/40ZR21102WAll-SeasonPassenger Car

$121.99each

How many?

4 tires: $487.96

Up to 4 tires per order.

- OR -
  • What’s included1 tire. The wheel is not included. Mounting and installation are not included.
  • Free shippingOn every order. We ship to the contiguous US only (not Alaska or Hawaii).
  • ReturnsYou have 30 days from the date you receive your order to request a return. Items must be unused and in their original condition. Email us first. Details

Same size, other tires

Tires in 255/40R21, this one included. A few of them:

TirePriceLink
LexaniLX-Twenty
—View Lexani LX-Twenty →
ContinentalContiSportContact 6
—View Continental ContiSportContact 6 →
LexaniLX-Twenty
—View Lexani LX-Twenty →
MichelinPrimacy Tour
—View Michelin Primacy Tour →
See all tires in 255/40R21 →

Specifications

Tire size255/40ZR21
Tire load index102
Tire speed ratingW
Tire load rangeExtra Load
Tire seasonAll-Season
Tire terrainHighway Terrain
Uniform tire quality grade (utqg)400 A A
Tire treadwear rating400
Tire sidewall styleBlack Sidewall
Tread depth10/32
Overall diameter29 in
ManufacturerAccelera
Tire width255 mm
Vehicle fitment typeUniversal
Is run flatN
Vehicle typeCar
Construction typeRadial
Electric vehicle tireN
Automotive parts divisionPerformance
Wheel diameter21 in
Flotation tireN
FeaturesFits Multiple Makes And models
Items includedTire (wheel not included)
Vehicle class designatorP
Tire locationFront and Rear Tires
Tire diameter21 in
BrandAccelera
Tire typePassenger Car Tires
ModelIota ST68 1200053794
Maximum inflation pressure51 psi
Product lineIota ST68
Tire aspect ratio40

Specifications are as published by the manufacturer. Please confirm the size against the placard on your vehicle before ordering.

Description

The Accelera Iota ST68 is a high-performance tire for SUVs and light trucks. A refined tread design and silica compound technology provide strong traction on wet roads, and low rolling resistance saves energy for efficient fuel use. It is a reliable choice for year-round driving.

The 255/40ZR21 size carries the 102W load and speed index with extra load (XL) construction. It offers 10/32-inch tread depth, a 51 psi maximum inflation pressure, a UTQG rating of 400AA and an overall diameter of about 29 inches.