Tire Scouter

325/65R18 tires

Compare 17 models made in this size across 1 category, ranked by spec score, then confirm fitment for your vehicle.

Spec scores are estimates from five manufacturer specs, not road tests. How we score

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Our top pick in 325/65R18

Nitto Recon Grappler A/T

  • All-terrain

Best for off-road enthusiasts.

The Recon Grappler A/T by Nitto is a solid choice for those who prioritize off-road capability.

  • Off-road traction is a strong suit thanks to its aggressive tread design, making it suitable for varied terrains.
  • Treadlife is backed by a 55,000-mile warranty, which is competitive within the all-terrain segment.
  • Wet grip score of 6 is above the category average of 5.2, enhancing safety in rainy conditions.
Full analysis

The highest spec score among all-terrain tires in this size that we have analysis for, the most common category for 325/65R18.

72Strong
55k mi
600
A
R · 106 mph

Every scale below runs from the lowest to the highest spec score among the 13 scored tires in 325/65R18 (54 to 72).

Best all-terrain tires in 325/65R18

17 models, highest spec score first.

All all-terrain tires

  1. Nitto Recon Grappler A/T

    Best for off-road enthusiasts.

    72StrongFrom 4 of 5 specs
    Warranty
    55k mi
    Treadwear
    600
    Traction
    A
    Speed rating
    R · 106 mph
    • Off-road traction is a strong suit thanks to its aggressive tread design, making it suitable for varied terrains.
    • Treadlife is backed by a 55,000-mile warranty, which is competitive within the all-terrain segment.
    • Lacks 3PMSF certification, making it less suitable for drivers who need winter-capable all-terrain tires.

  2. Sumitomo Encounter AT

    Severe-snow rated

    Best for long-distance adventurers.

    69GoodFrom 4 of 5 specs
    Warranty
    60k mi
    Treadwear
    660
    Traction
    A
    Speed rating
    R · 106 mph
    • Treadlife rating of 8.8 with a 60,000-mile warranty exceeds the all-terrain category average of 55,717 miles.
    • Wet grip score of 6.0 is above the category average of 5.2, which helps in maintaining traction on wet roads.
    • If you prioritize a quiet and comfortable ride, consider alternatives like the Pirelli Scorpion Zero All Season.

  3. Falken WildPeak A/T4W

    Severe-snow rated

    Best for outdoor enthusiasts.

    68Good
    Warranty
    60k mi
    Treadwear
    660
    Traction
    A
    Speed rating
    T · 118 mph
    • Off-road traction is bolstered by the 3PMSF rating, making it suitable for light snow and challenging terrains.
    • Above-average treadlife with a 60,000-mile warranty, surpassing the category benchmark of 55,717 miles.
    • The R speed rating limits its suitability for drivers who frequently travel at highway speeds.

  4. Hankook Dynapro AT2 Xtreme

    Severe-snow rated

    Best for off-road adventurers.

    68Good
    Warranty
    60k mi
    Treadwear
    660
    Traction
    A
    Speed rating
    S · 112 mph
    • Treadlife score of 8.8 and a 60,000-mile warranty exceed the category average of 55,717 miles, making it a durable choice for off-road enthusiasts.
    • Off-road traction is bolstered by the 3PMSF rating, which is a plus for all-terrain tires expected to handle diverse conditions.
    • If you prioritize on-road comfort and minimal noise, this tire may not meet your expectations due to its average noise score.
Show 13 more all-terrain tires

  1. Goodyear Wrangler Territory AT

    Best for off-road enthusiasts.

    67GoodFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    580
    Traction
    A
    Speed rating
    T · 118 mph

  2. Toyo Open Country A/T III

    Severe-snow rated

    Best for adventurous off-roaders.

    65GoodFrom 4 of 5 specs
    Warranty
    50k mi
    Treadwear
    600
    Traction
    A
    Speed rating
    R · 106 mph

  3. Falken WildPeak A/T3W

    Severe-snow rated

    Best for off-road enthusiasts.

    64Good
    Warranty
    55k mi
    Treadwear
    600
    Traction
    B
    Speed rating
    T · 118 mph

  4. BFGoodrich All Terrain T/A KO3

    Severe-snow rated

    Best for off-road adventurers.

    63Good
    Warranty
    50k mi
    Treadwear
    500
    Traction
    A
    Speed rating
    S · 112 mph

  5. Yokohama Geolandar X-AT

    Best for off-road enthusiasts.

    54FairFrom 4 of 5 specs
    Warranty
    45k mi
    Treadwear
    500
    Traction
    B
    Speed rating
    Q · 100 mph

  6. Goodyear Wrangler Territory RT

    Best for long-distance adventurers.

    66GoodFrom 3 of 5 specs
    Warranty
    None listed
    Treadwear
    500
    Traction
    A
    Speed rating
    Q · 100 mph

  7. Nitto Ridge Grappler

    Best for off-road enthusiasts.

    66GoodFrom 3 of 5 specs
    Warranty
    None listed
    Treadwear
    500
    Traction
    A
    Speed rating
    Q · 100 mph

  8. Yokohama Geolandar A/T4

    Severe-snow rated

    Best for light off-road adventurers.

    61GoodFrom 3 of 5 specs
    Warranty
    55k mi
    Treadwear
    550
    Traction
    Not graded
    Speed rating
    S · 112 mph

  9. Goodyear Wrangler DuraTrac

    Severe-snow rated

    Best for off-road enthusiasts.

    59FairFrom 3 of 5 specs
    Warranty
    None listed
    Treadwear
    320
    Traction
    A
    Speed rating
    Q · 100 mph

  10. BFGoodrich All-Terrain T/A KO2

    Severe-snow rated

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    50k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    R · 106 mph

  11. Atturo Trail Blade MTS

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    T · 118 mph

  12. BFGoodrich Mud-Terrain T/A KM3

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Q · 100 mph

  13. Cooper Discoverer STT PRO

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Q · 100 mph

Vehicles that use 325/65R18

A sample of recent vehicles whose factory front size is 325/65R18. Sizes can vary by trim, so confirm yours before you buy.

  • 2025 Ram 1500
  • 2024 Ram 1500
  • 2023 Ram 1500
  • 2022 Ram 1500
  • 2021 Ram 1500

Popular brands in 325/65R18

The number beside each brand is how many of its models come in this size.

What 325/65R18 means

325/65R18 designates a tire 325 mm (12.8") wide with a sidewall 65% as tall as it is wide — about 211 mm (8.3") — mounted on a 18-inch wheel. That works out to an overall diameter of roughly 34.6", a circumference of about 108.8", and approximately 582 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

Of the 17 325/65R18 tire models we track, the most common category is all-terrain (17 models) — a good indicator of the kind of vehicles and driving this size is designed for.

Sidewall height
211 mm
Overall diameter
34.6 in
Circumference
108.8 in
Revs per mile
582

Frequently asked questions

What does 325/65R18 mean?

325/65R18 breaks down as follows: 325mm is the tire's section width (the widest point), 65 is the aspect ratio (sidewall height as a percentage of width), R means radial construction, and 18 is the wheel diameter in inches.

What vehicles use 325/65R18 tires?

325/65R18 is a common fitment for vehicles like the 2025 Ram 1500, 2024 Ram 1500, 2023 Ram 1500, 2022 Ram 1500 and others. Always confirm your specific trim's fitment before purchasing.

How tall is a 325/65R18 tire?

A 325/65R18 tire has a sidewall height of about 211 mm (8.3") and an overall diameter of roughly 34.6", turning approximately 582 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

325/65R18 research guides

All-season vs all-terrain tires

Compare comfort, off-road grip, tread life, and total cost before choosing a category.

Read the guide

LT vs P-metric tires

Load ranges, ply ratings and XL tires explained, and what changes when you switch to LT tires.

Read the guide

Best tires for trucks

Truck-focused picks and tradeoffs for highway, all-terrain, towing, and work-truck use.

Read the guide

Confirm 325/65R18 fits your vehicle

Wheel size can vary by trim and option package. Enter your year, make, model, and trim to verify fitment before you order.

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