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Size - Harvest King Tires

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Harvest King

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Harvest King Field Pro All Purpose R-1 20.8-38 F/12PLY

Rims Not Included

Rear tractor
Farm - R-1/Rear Farm
See details

easy test score

7.9 Great

4.8

45 reviews

Per Tire:

$1,093.46

$Loading /mo

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Was $1366.83

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Our percentage-off promotions, discounts, or sale markdowns are customarily based on our own opinion of the value of this product, which is not intended to reflect a former price at which this product has sold in the recent past. This amount represents our opinion of the full retail value of this product today, based on our own assessment after considering a number of factors.

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Harvest King - Field Pro A/P II R-1 (2)
Harvest King - Field Pro All Purpose G-1 (2)
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Compare tires at a glance using our easy test score^® system. Our proprietary algorithm factors in performance, expert insights, user reviews, and Uniform Tire Quality Grading (UTQG) scores.

Four criteria factor into easy test score^®

Consumer reviews

Research based on customer reviews and buying behavior
Treadwear

The lifespan of a tire based on wear performance
Traction

The ability of a tire to grip to the road in wet conditions
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Since 2004, Tires Easy has simplified tire shopping for drivers across the continental US. With over 8 million tires sold, 56K+ 5-star ratings, and recognition in Newsweek's America's Best Online Shops for 2025 and 2026, we've earned a reputation for trust and reliability. We offer over 200 tire brands and partner with national installers like PepBoys, Monro, and TireChoice to make tire buying fast, affordable, and worry-free. Headquartered in California, we proudly serve drivers nationwide.