Put these on our CATS. They hold up great and we drive around on challenging terrain. Helps the mobility and movement of our CATS. Great tires. Firestone really does make a great product
Best price guarantee
Tire replacement coverage
24/7 roadside assistance
Easy returns
.jpg&w=3840&q=75)
.png&w=3840&q=75)
ENDS IN...
DAYS
HRS.
MIN.
SEC.

Firestone Radial Duraforce AT-R R-4
Loading
- Loading
Confirm if this tire fits your vehicle
56% off
as low as ???.??/tire with
SimpleScore™
Our proprietary rating system
for the modern tire buyer.8.2
Great
Score breakdown:
8.8
Long lasting
Great
8.0
Handling
Great
8.8
Traction
Great
Professional tire installation near you.
We’ll ship your tires directly to the shop.
The SimpleTire promise
Best price guarantee
See the same tire at a lower price? We'll match it.
Tire replacement coverage
Save your wallet from road hazards like nails.
24/7 roadside assistance
Get help when you need it the most.
Easy returns
Don't like it? Unmounted tires can be sent back.
Shop with confidence
2 Reviews
2 on SimpleTire4.5
overall rating
50%
Would you buy again?
Review breakdown
- 1 out of 100
- 1 out of 100
- 0 out of 100
- 0 out of 100
- 0 out of 100
Scorecard
Dry
4.5
Wet
4
Winter
4.5
Comfort
4.5
Noise
4.5
Treadwear
4.5
2 SimpleTire reviews
Get technical:
The Firestone Radial Duraforce AT-R R-4 is an agricultural tire for the rear wheels of tractors in general field service. The Radial Duraforce AT-R R-4 is designed with a lug pattern that easily ejects mud and debris, a wide footprint that increases stability, and a robust bar base for long wear.
Features & Benefits
- Tubeless
- Tread depth 37/32"
- Reinforced bead, sidewall, and casing
- Resists cuts, punctures, and weathering

Vehicle |
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" |
Any info you'are still looking for? |
Radial Duraforce AT-R R-4 340/80R18