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Harvest King

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Size --30 Harvest King Farm Tires

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From $587
Mileage Warranty

Harvest King Field Pro A/P II R-1 18.4-30 D/8PLY

APR18430A Harvest King Field Pro A/P II R-1 18.4-30 D/8PLY Tires

Rims Not Included

Rear tractor
Farm - R-1/Rear Farm

easy test score

7.9 Great

5.0

6 reviews

Per Tire:

$587.36

OR

$Loading /mo

Save $

Lightning Savings

Was $734.2

Strikethrough Pricing on Giga Tires

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.

Estimated Delivery

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Total

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OR

$ /mo

1 tire
2 tires
3 tires
4 tires
5 tires - Out of Stock
6 tires - Out of Stock
7 tires - Out of Stock
8 tires - Out of Stock
9 tires - Out of Stock
10 tires - Out of Stock

Please contact customer support. (877) 709-4442

Harvest King Field Pro AR85 420/85R30 140A8

HAR42830 Harvest King Field Pro AR85 420/85R30 140A8 Tires

Rims Not Included

Rear tractor
Farm - R-1/Rear Farm

easy test score

7.9 Great

5.0

6 reviews

Per Tire:

$607.94

OR

$Loading /mo

Save $

Lightning Savings

Was $759.93

Strikethrough Pricing on Giga Tires

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.

Estimated Delivery

Loading

Loading

Shipping

Total

Loading

OR

$ /mo

1 tire
2 tires
3 tires
4 tires
5 tires
6 tires
7 tires - Out of Stock
8 tires - Out of Stock
9 tires - Out of Stock
10 tires - Out of Stock

Please contact customer support. (877) 709-4442

Harvest King Field Pro All Purpose R-1 18.4-30 D/8PLY

APR18430G Harvest King Field Pro All Purpose R-1 18.4-30 D/8PLY Tires

Rims Not Included

Rear tractor
Farm - R-1/Rear Farm

easy test score

7.8 Great

4.9

9 reviews

Per Tire:

$631.03

OR

$Loading /mo

Save $

Lightning Savings

Was $788.79

Strikethrough Pricing on Giga Tires

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.

Estimated Delivery

Loading

Loading

Shipping

Total

Loading

OR

$ /mo

1 tire
2 tires
3 tires
4 tires
5 tires - Out of Stock
6 tires - Out of Stock
7 tires - Out of Stock
8 tires - Out of Stock
9 tires - Out of Stock
10 tires - Out of Stock

Please contact customer support. (877) 709-4442

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Advance (9)
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Farm (3)
Farm - R-1/Rear Farm (3)

Harvest King - Field Pro A/P II R-1 (1)
Harvest King - Field Pro All Purpose R-1 (1)
Harvest King - Field Pro AR85 (1)

5 (3)

(3)

135 (1)
140 (1)

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At Giga Tires, we’ve delivered unbeatable tire prices and service since 2014. With over 1 million tires sold, a #9 ranking in Newsweek’s America’s Best Online Shops for 2026, and 37K+ 5-star ratings, we offer over 45K+ products along with great promotions, discounts, and rebates. Enjoy fast shipping to your home or a local installer like PepBoys, Monro, and TireChoice. Backed by a 45-day return policy, we make tire buying simple, reliable, and affordable. Headquartered in California, we proudly serve drivers across the continental US.

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