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Size 320--42 Farm Tires

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From $938
Mileage Warranty

Alliance Farmpro II 846/842 Radial R-1W 320/80R42 141A8/B

84200038 Alliance Farmpro II 846/842 Radial R-1W 320/80R42 141A8/B Tires

Rims Not Included

Farm
Farm - R-1/Rear Farm

easy test score

7.9 Great

5.0

1 reviews

Per Tire:

$937.78

OR

$Loading /mo

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Lightning Savings

Was $1172.23

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.

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Please contact customer support. (877) 709-4442

BKT Agrimax RT945 320/90R42 139A8/B

94038664 BKT Agrimax RT945 320/90R42 139A8/B Tires

Rims Not Included

Rear tractor
Farm - R-1/Rear Farm

easy test score

7.9 Great

5.0

23 reviews

Per Tire:

$986.76

OR

$Loading /mo

Save $

Lightning Savings

Was $1233.45

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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Shipping

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Total

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OR

$ /mo

Please contact customer support. (877) 709-4442

Firestone Radial 9000 R-1W 320/90R42 139B

359106 Firestone Radial 9000 R-1W 320/90R42 139B Tires

Rims Not Included

Farm
Farm - R-1/Rear Farm

easy test score

9.8 Superb

Per Tire:

$1,335.36

OR

$Loading /mo

Save $

Lightning Savings

Was $1669.2

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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Shipping

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Total

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OR

$ /mo

Please contact customer support. (877) 709-4442

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Alliance (1)
BKT (1)
Firestone (1)

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

Alliance - Farmpro II 846/842 Radial R-1W (1)
BKT - Agrimax RT945 (1)
Firestone - Radial 9000 R-1W (1)

5 (2)

(2)

A8/B (2)
B (1)

139 (2)
141 (1)

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.

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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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At Giga Tires, we’ve delivered unbeatable tire prices and service since 2014. With over 1 million tires sold, a #6 ranking in Newsweek’s America’s Best Online Shops for 2027, up from #9 in 2026, and 40K+ 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, with more than 1,000 installation centers nationwide Monro, Tire Choice, and Mr. Tire. 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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