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340-80r18 tires

Radial Duraforce AT-R R-4

Designed for use on tractors, sprayers, harvesters, trailers, implement control, and other farm equipment. These tires are typically designed to reduce soil compaction, resist damage, and provide high flotation so that drivers don't sink in soft surfaces.

This product is not covered by a manufacturer’s treadlife warranty.

Mileage Warranty

The maximum carrying capacity for a tire determined by the manufacturer.

Load Index

Maximum speed capability to safely carry a load for an extended period of time.

Max Speed

The side of the tire between the tread and rim, with cosmetic branding as well as information about the tire including manufacturer, model, size, etc.

Sidewall

Measured in 32nds of an inch, this metric shows how much tread life is left on a tire, with the tire's traction & stopping capabilities greatly diminished at 4/32nds and less. Tire manufacturers include "tire wear bars" at 2/32nds to indicate when your tire is worn out.

Tread Depth

An identifier of a particular tire line and size combination assigned by the tire manufacturer.

Part Number

Tire Weight

The diameter of a tire that is inflated without any load applied.

Overall Diameter

Ride Max IT 696 Radial Tractor

The maximum carrying capacity for a tire determined by the manufacturer  
                (Single wheel applications / Dual wheel applications).

The highest inflation pressure (measured in pounds of force per square inch, PSI) the tire is designed to contain, and should only be used when called for by the vehicle placard.

Inflation Pressure

The measurement of width from a tires inner sidewall to the outer sidewall.

Section Width

The range of widths the rim of the vehicle can be for this tire to be safely mounted on.

Rim Range

(550) Multipurpose

Tread design (or tread pattern) can affect handling, traction & noise for different driving styles & road conditions.

Tread Design

9 tires available in 340-80r18

In Size 340-80r18

Most popular among drivers in PA

Best seller:

Go with the best seller

Multi Use 550

Off-the-road (OTR) tires are built for vehicles like skid steer loaders, cranes, construction dump trucks, graders and other heavy-duty construction and industrial vehicles. OTR tires are incredibly tough and able to carry massive loads on soft or rough surfaces without sinking in.

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340/80R18 farm Tires

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Firestone Radial Duraforce AT-R R-4
340/80R18 143B | In stock

Vehicle
Farm & Agricultural
Mileage Warranty
N/A
Load Index
6008 lbs (143)

Max Speed
31 MPH (B)
Sidewall
Tubeless
Tread Depth
38/32nds
Part Number
375975
Tire Weight
129 lbs
Overall Diameter
39.4"

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BKT Ride Max IT 696 Radial Tractor
340/80R18 143A8 | In stock

Vehicle
Farm & Agricultural
Mileage Warranty
N/A
Load Index
6008 lbs/5203 lbs (143/138)

Max Speed
25 MPH (A8)
Sidewall
Tubeless
Tread Depth
32/32nds
Inflation Pressure
58 PSI
Part Number
94048960
Tire Weight
115 lbs
Section Width
13.5"
Rim Range
10.00-12.00"
Overall Diameter
39.4"

Alliance (550) Multipurpose
340/80R18 143A8 | In stock

Vehicle
Farm & Agricultural
Mileage Warranty
N/A
Load Index
6008 lbs (143)

Max Speed
25 MPH (A8)
Sidewall
Tubeless
Part Number
55010460
Tread Design
Symmetrical
Tire Weight
134.94 lbs
Overall Diameter
39.4"

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you were looking for?

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ENDS IN...

340/80R18 farm Tires

Firestone Radial Duraforce AT-R R-4340/80R18 143B | In stock

VehicleFarm & AgriculturalMileage WarrantyN/ALoad Index6008 lbs (143)

Max Speed31 MPH (B)SidewallTubelessTread Depth38/32ndsPart Number375975Tire Weight129 lbsOverall Diameter39.4"

Join the SimpleCrew and get exclusive perks.

BKT Ride Max IT 696 Radial Tractor340/80R18 143A8 | In stock

VehicleFarm & AgriculturalMileage WarrantyN/ALoad Index6008 lbs/5203 lbs (143/138)

Max Speed25 MPH (A8)SidewallTubelessTread Depth32/32ndsInflation Pressure58 PSIPart Number94048960Tire Weight115 lbsSection Width13.5"Rim Range10.00-12.00"Overall Diameter39.4"

Alliance (550) Multipurpose340/80R18 143A8 | In stock

VehicleFarm & AgriculturalMileage WarrantyN/ALoad Index6008 lbs (143)

Max Speed25 MPH (A8)SidewallTubelessPart Number55010460Tread DesignSymmetricalTire Weight134.94 lbsOverall Diameter39.4"

Did you find what you were looking for?

Firestone Radial Duraforce AT-R R-4
340/80R18 143B | In stock

Vehicle
Farm & Agricultural
Mileage Warranty
N/A
Load Index
6008 lbs (143)

Max Speed
31 MPH (B)
Sidewall
Tubeless
Tread Depth
38/32nds
Part Number
375975
Tire Weight
129 lbs
Overall Diameter
39.4"

BKT Ride Max IT 696 Radial Tractor
340/80R18 143A8 | In stock

Vehicle
Farm & Agricultural
Mileage Warranty
N/A
Load Index
6008 lbs/5203 lbs (143/138)

Max Speed
25 MPH (A8)
Sidewall
Tubeless
Tread Depth
32/32nds
Inflation Pressure
58 PSI
Part Number
94048960
Tire Weight
115 lbs
Section Width
13.5"
Rim Range
10.00-12.00"
Overall Diameter
39.4"

Alliance (550) Multipurpose
340/80R18 143A8 | In stock

Vehicle
Farm & Agricultural
Mileage Warranty
N/A
Load Index
6008 lbs (143)

Max Speed
25 MPH (A8)
Sidewall
Tubeless
Part Number
55010460
Tread Design
Symmetrical
Tire Weight
134.94 lbs
Overall Diameter
39.4"

Did you find what
you were looking for?