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Get technical:
The RM257 from Roadmaster is a commercial tire that's designed for use on the drive axle in pickup and delivery applications. Featuring an open shoulder design that forces water, slush, and other unwanted materials out of the tire for consistent traction and performance, the RM257's high tensile bels promote even wear for a longer tread life.
Features & Benefits
- Designed for use on the drive axle in pickup and delivery applications
- Three Peak Mountain Snowflake symbol means this tire is certified to perform in severe winter weather conditions
- Open shoulders and stone ejector grooves force water, slush, mud, dirt, rocks, stones, and other unwanted materials from the tire for consistent traction and to protect the casing from damage
- Built with tightly packed center blocks and a high tensile steel belt that promote even wear for a longer tread life
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 range of widths the rim of the vehicle can be for this tire to be safely mounted on.
The diameter of a tire that is inflated without any load applied.
A three-peak mountain snowflake (3PMSF) symbol branded on a tire's sidewall indicates the tire meets required performance criteria in snow testing to be considered severe snow service-rated.
- 225/70R19.5 128/126N
$273.99
Label Value Width 225 Ratio 70R Inflation Pressure 110 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless - 225/70R19.5 125/123N
$274.96
Label Value Width 225 Ratio 70R Inflation Pressure 95 Tread Depth 18.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless - 245/70R19.5 136/134M
$323.98
Label Value Width 245 Ratio 70R Inflation Pressure 120 Tread Depth 19.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless - 245/70R19.5 133/131N
$325.98
Label Value Width 245 Ratio 70R Inflation Pressure 110 Tread Depth 19.00 Width Range NA Sidewall Tubeless Tread Width NA Sidewall Tubeless
- 255/70R22.5 140/137M
$426.99
Label Value Width 255 Ratio 70R Inflation Pressure 120 Tread Depth 26.00 Width Range NA Sidewall Blackwall Tread Width NA Sidewall Blackwall
Best Rated Tires
RM257 ∙ 5 sizes available