Nexen

Roadian AT PRO RA8

Name: Nexen Roadian AT PRO RA8 LT285/55R20 E
Brand: Nexen
SKU: 15212N
Price: 264.75 USD
Availability: InStock

LT285/55R20 E

3PMSF

$264.75/tire $353.00

Set of 4: $1059.00

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Specifications

Size	LT285/55R20 E Roadian AT Pro RA8 (3PMSF Rated)
Width	285 mm
Aspect ratio	55
Rim diameter	R20
Load index	122/119
Speed rating	S
Ply rating	10

Treadwear warranty	40,000 miles
Tread depth	16/32"
Weight	58.33 lbs
Max pressure	80 psi
Severe snow (3PMSF)	Yes
Run-flat	No

About the Nexen Roadian AT PRO RA8

All-Weather All-Terrain Passenger Light Truck/SUV tire. Original Equipment Fitment on RAM Vehicles. Three-Peak Mountain Snowflake Winter tire Certification is not Available on Original Equipment and Flotation tire sizes.

Features

* Dual block design* Micro grooves* Staggered center rib and increased block strength* Wide shoulder block design and enhanced block stiffness* M+S Rated* Carries the Three-Peak Mountain Snowflake (3PMSF) symbol (The 3PMSF is not available on OEM or Flotation sizes)* 50,000 Miles/80,000 km Treadwear Mileage Warranty (P-Metric Only)* 40,000 Miles/60,000 km Treadwear Mileage Warranty (LT-Metric Only)* Road Hazard Replacement Warranty (First 3/32 or 2 Years)* 36-Month Roadside Assistance

Benefits

* Prevents gravel from being caught and damage caused from external impact* Enhances driving performance and traction on wet or snow covered roads * Provide greater biting for off-road use* Increase stability and durability, even on tough roads* Meets the required performance criteria for Use in Severe Snow Conditions

Understanding the LT285/55R20 E size

In the size code 285/55R20, 285 is the section width in millimetres (about 11.2"). 55 is the aspect ratio — the sidewall height is 55% of the width, or roughly 156.8 mm. R20 means radial construction on a 20-inch wheel, giving an approximate overall diameter of 32.3".

The load index 122 means each tire supports up to 3,307 lbs — about 13,228 lbs across a full set of four. The speed symbol S certifies the tire to 112 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.

What the Nexen Roadian AT PRO RA8 is built for

It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it passed a standardised severe-snow traction test.

Price and value

At $264.75 per tire, a full set of four costs $1059.00. That is about 15% below the average price of the 53 tires we stock in this size. Backed by a 40,000-mile treadwear warranty, that works out to roughly $26.48 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 285/55R20 mean?

285 is the section width in millimetres, 55 is the aspect ratio (sidewall height as a percentage of width, about 156.8 mm), and R20 indicates radial construction for a 20-inch wheel. Overall diameter is approximately 32.3 inches.

What are the load and speed ratings of the Nexen Roadian AT PRO RA8 LT285/55R20 E?

Its load index of 122 allows up to 3,307 lbs per tire. Its speed rating of S is certified to 112 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.

How much does a set of 4 Nexen Roadian AT PRO RA8 LT285/55R20 E tires cost?

A single tire is $264.75 and a set of four is $1059.00, covered by a 40,000-mile treadwear warranty.

Is the Nexen Roadian AT PRO RA8 rated for snow?

Yes. It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it met a standardised severe snow traction test.

Does the Roadian AT PRO RA8 come in other sizes?

Yes — we stock 58 additional Roadian AT PRO RA8 sizes besides LT285/55R20 E. Fit only a size approved for your vehicle.