Agricultural Tires Guide: R-1 vs R-1W vs R-2 for Tractors
Agricultural tires guide: R-1, R-1W, R-2 and I-1 tread codes explained so farms and dealers can pick the best tractor and implement tires.
This agricultural tires guide covers the tread codes farmers and dealers ask about most. Picking the right code improves traction, saves fuel and protects soil.

R-1: Standard Traction
The general farm tread with medium-depth lugs. Good for most field and road work.
R-1W: Wet Traction
About 20 percent deeper lugs than R-1. Better grip in wet or heavy soil and longer life.
R-2: Rice and Cane
Very deep lugs for flooded paddy fields and sugar cane. Common in Southeast Asia and South America.
R-4: Industrial Tractor
A shallower, wider tread for backhoes and tractors working on hard ground and roads.
I-1 and F-2
I-1 is a rib tread for trailers and implements. F-2 is a front steering rib for two-wheel-drive tractors.
Agricultural Tires in Our Range
- Carlstar All Trail II Agricultural Tire – available in 20×10.00-10
- Titan Stubble Guard Agricultural Tire – available in 10.00-15, 11L-15
- Deestone D320 Earth Moving Agricultural Tire – available in 23.1-26
- American Farmer 4PR F-2 F-2 Agricultural Tire – available in 5.00-15
Using This Agricultural Tires Guide
Match the tread to your soil and crop. See all agricultural tires and the tractor article for background.
Get Expert Help With Agricultural tires guide
Our export team has answered questions like this for buyers in Asia, Africa, the Middle East, Australia and the Americas for many years. Send your machine list, sizes and destination port, and we will reply with options, prices and freight within 24 hours. You can also browse the full tire catalogue or compare tire brands before you write.
OTR TIRE (THAILAND) CO., LTD. ships mixed containers from Laem Chabang to ports worldwide. Message us on WhatsApp +66 640 130 805 or email info@orttirethai.shop.