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Thunderer
Rims not included with purchase of tires

Thunderer OA421

Oversized tire

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Starting at $145.99

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Best price guaranteeWe'll match it
  • SimpleScore™

    Our proprietary rating system
    for the modern tire buyer.

    8.0

    Good

    Score breakdown:

    7.9

    Long lasting

    Good

    8.2

    Durability

    Great

    7.9

    Traction

    Good

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Get technical:

The Thunderer OA421 is a versatile mixed-service semi-truck tire that's built for use in regional and long haul applications. The OA421 features a heavy-duty, damage-resistant tread compound that's designed for good heat dissipation, an on- and off-road tread pattern, retreadable casing, and an up to 20 ply rating.



Features & Benefits

  • Designed for use on mixed-service semi-trucks in regional and long haul applications
  • Tread pattern allows for better performance on- and off-road
  • Rubber compound guards the tire against cuts, chips, and abrasions that are common with on- and off-road driving
  • Engineered to dissipate heat to prevent irregular wear
  • High ply rating for extra strength and durability

Vehicle
Mileage Warranty
N/A
Load Index
6614 lbs/6008 lbs (146/143)
Max Speed
68 MPH (K)
Load Range
H (16 Ply)
Sidewall
Blackwall
Tread Depth
20.03/32nds
Inflation Pressure
120 PSI
Part Number
TH9240
Tread Design
Symmetrical
Tire Weight
138.08 lbs
Section Width
10.7"
Rim Range
7.00-8.00"
Overall Diameter
41.69"
Commercial Application
Urban
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Have a question about Thunderer OA421

No, Thunderer OA421 tires typically aren't made in the United States. Although Thunderer Thunderer Mach IV R302 tires are engineered and designed for North America by American Omni Trading Company, they are primarily manufactured at cutting edge facilities in Thailand. That being said, some OA421 tires could be made in other parts of the world.

Thunderer OA421 is a commercial tire meant for mixed services across regional and long haul applications. It is versatile and is meant to be installed on semi-trucks.

Thunderer

OA421 ∙ 3 sizes available