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Get technical:
The RoadX ST355 R3 is a commercial tire that is designed for use on the steer axle of medium-duty trucks in line haul or regional applications. With four circumferential grooves and lateral sipe pattern, the ST355 R3 boosts traction and grip. In addition, the ST335 R3 is built with a wide footprint and decoupling grooves to ensure even tread wear.
Features & Benefits
- Designed for use on the steer axle of medium-duty trucks in line haul or regional applications
- Four circumferential grooves to aid in wet weather traction
- Lateral sipe pattern boosts all weather grip
- Wide footprint and decoupling grooves to ensure even wear
- SmartWay certification guarantees low rolling resistance for up to a 3% boost in fuel economy
Designed for use on commercial truckers, trailers, vans, and other hauling vehicles. Commercial tires are often built for use in the drive, steer, axle, or all position in regional, line haul, urban, and pickup and delivery applications.
This product is not covered by a manufacturer’s treadlife warranty.
The maximum carrying capacity for a tire determined by the manufacturer (Single wheel applications / Dual wheel applications).
Maximum speed capability to safely carry a load for an extended period of time.
The maximum load carrying strength at the specified inflation pressure, also known as ply rating.
The side of the tire between the tread and rim, with cosmetic branding as well as information about the tire including manufacturer, model, size, etc.
Measured in 32nds of an inch, this metric shows how much tread life is left on a tire, with the tire's traction & stopping capabilities greatly diminished at 4/32nds and less. Tire manufacturers include "tire wear bars" at 2/32nds to indicate when your tire is worn out.
The highest inflation pressure (measured in pounds of force per square inch, PSI) the tire is designed to contain, and should only be used when called for by the vehicle placard.
An identifier of a particular tire line and size combination assigned by the tire manufacturer.
Tread design (or tread pattern) can affect handling, traction & noise for different driving styles & road conditions.
Shipping weight (lbs)
The measurement of width from a tires inner sidewall to the outer sidewall.
The diameter of a tire that is inflated without any load applied.
SmartWay verified is an Environmental Protection Agency (EPA) accreditation that means the tire's design improves fuel efficiency and reduces emissions.
Designed for short usage use in city and urban environments.
Designed for the front axle, they influence handling & ride.
- 11R22.5 146/143M
$370.99
Label Value Width 11 Ratio R Inflation Pressure 120 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless - 11R22.5 144/142M
$373.99
Label Value Width 11 Ratio R Inflation Pressure 105 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless - 295/75R22.5 146/143M
$380.99
Label Value Width 295 Ratio 75R Inflation Pressure 120 Tread Depth 18.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA - 295/75R22.5 144/141M
$445.98
Label Value Width 295 Ratio 75R Inflation Pressure 110 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless
- 11R24.5 149/146M
$381.99
Label Value Width 11 Ratio R Inflation Pressure 120 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless - 11R24.5 146/143M
$407.99
Label Value Width 11 Ratio R Inflation Pressure 105 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless - 285/75R24.5 144/141M
$412.99
Label Value Width 285 Ratio 75R Inflation Pressure 110 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless
Best Rated Tires
ST355 R3 ∙ 7 sizes available