Tire Scouter

37/12/50R18 tires

Compare 11 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 37/12/50R18

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 37/12/50R18.

72Strong
55k mi
600
A
R · 106 mph

Every scale below runs from the lowest to the highest spec score among the 4 scored tires in 37/12/50R18 (52 to 72).

Best all-terrain tires in 37/12/50R18

11 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. Nitto Ridge Grappler

    Best for off-road enthusiasts.

    64GoodFrom 4 of 5 specs
    Warranty
    55k mi
    Treadwear
    500
    Traction
    A
    Speed rating
    R · 106 mph
    • Treadlife warranty of 55,000 miles is competitive, just shy of the category average of 55,717 miles.
    • Wet grip score of 6 is above the category average of 5.2, offering better traction on rainy days.
    • The lower UTQG treadwear rating of 500 suggests quicker wear, which could be a concern for those seeking long-term durability.

  3. Yokohama Geolandar X-AT

    Best for off-road enthusiasts.

    54FairFrom 4 of 5 specs
    Warranty
    45k mi
    Treadwear
    500
    Traction
    B
    Speed rating
    Q · 99 mph
    • Off-road traction is a strong suit with its aggressive tread design, making it suitable for varied terrains.
    • Treadlife score of 7.5 and a 45,000-mile warranty provide a reasonable lifespan for an all-terrain tire.
    • Wet grip performance is below average, which could be a safety concern in rainy climates.

  4. Toyo Open Country R/T

    Best for off-road enthusiasts.

    52FairFrom 2 of 5 specs
    Warranty
    45k mi
    Treadwear
    450
    Traction
    Not graded
    Speed rating
    Q · 99 mph
    • Off-road traction benefits from a robust tread pattern and a V speed rating, making it suitable for varied terrains.
    • Handling score of 7 matches the category average, providing reliable control on and off the road.
    • Lacks a 3PMSF rating, making it less suitable for drivers who encounter severe winter conditions regularly.
Show 7 more all-terrain tires

  1. Nitto Trail Grappler M/T

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    55k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    R · 106 mph

  2. Yokohama Geolandar M/T G003

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    50k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Q · 99 mph

  3. Toyo Open Country A/T III

    Best for adventurous off-roaders.

    Not enough spec data
    Warranty
    50k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Q · 99 mph

  4. Toyo Open Country R/T Trail

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    45k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Q · 99 mph

  5. General Grabber X3

    Best for off-road enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Q · 99 mph

  6. 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 · 99 mph

  7. Falken WildPeak R/T01

    Best for casual off-road adventurers.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    R · 106 mph

Popular brands in 37/12/50R18

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

Frequently asked questions

What does 37/12/50R18 mean?

The tire size code describes the width, sidewall height ratio, and rim diameter the tire is designed to fit.

What vehicles use 37/12/50R18 tires?

37/12/50R18 is a standard tire size found on many trucks, SUVs, and crossovers. Use our vehicle search to confirm your exact fitment.

37/12/50R18 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 37/12/50R18 fits your vehicle

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