The Rockfleet RD320 225/70R19.5 G/14PLY Tires is a Commercial Truck - Drive tire. Manufacturer part number: RF224.
For over 2 decades, Tires Easy has served the online tire community. With over 7 million tires sold, 18K+ 5-star reviews, and tens of thousands of tires just one click away, there’s a reason why millions of customers choose Tires Easy as their online tire destination.
Rockfleet is a trademarked commercial replacement tire brand owned and distributed by AmCan Tire LLC, an international tire distribution company based in Houston, Texas (9654 Katy Freeway, Suite C#293, Houston, TX 77024). Developed to serve the North American commercial transport market, Rockfleet specializes in medium commercial truck and bus radial (TBR) tires compliant with Department of Transportation (DOT) safety regulations. Manufactured under ISO-certified quality management standards, the brand's product lineup—highlighted by models like the RA100, RA120, and RD320—covers steer, drive, trailer, and all-position commercial fitments. Built with high-tensile steel radial casings, heat-dissipating compounds, and stone-ejecting grooves, Rockfleet delivers load stability, even tread wear, and casing retreadability for commercial fleet operators.
The load index (LI) is a 2- or 3-digit number that correlates to the maximum amount of weight the tire can carry. For example, a tire with a load index of 87 indicates that the tire can carry a maximum load of 1,201 lbs. In this particularly example, 4 tires (each with a load index of 87) can carry a maximum of 4,804 lbs. Refer to your vehicle owner's manual for the recommended minimum load index.
...
Read More
Read Less
Speed Rating
M
Speed rating (SR) indicates the maximum speed the tire can achieve. Higher speed ratings are typically associated with better handling capabilities. Refer to your vehicle owner's manual for the recommended minimum speed rating.
...
Read More
Read Less
Load Range/Ply Rating
G/14PLY
Ply rating, more commonly referred to as load range, represents the strength and durability of the tire. Higher ratings may indicate your tires can handle heavier loads.
...
Read More
Read Less
Max Single Load(lbs)
3970
The maximum load this tire will support. Remember to multiply this number by the number of tires installed on your vehicle to get the maximum carrying capacity. This number is directly related to the Load Index.
...
Read More
Read Less
Max Single Air Pressure(PSI)
110
The maximum air pressure this tire will support. This does not represent the amount of air pressure your tires should have at all times. Consult with your owner's manual to determine the best air pressure you should use for your vehicle.
...
Read More
Read Less
Tread Depth
19.0
The amount of tread on the tire. Once the tire is worn to 2/32nds, it is considered fully used and should be replaced at that time. Most tires will have tire indicators in the grooves of the tire to help you determine when the tires are worn down to 2/32nds.
...
Read More
Read Less
Tread Design
Directional
The pattern of the grooves, lugs, voids, and sipes on a tire's surface. This design affects the tire's traction, handling, and noise characteristics. Common types include symmetrical (uniform pattern across the tire), asymmetrical (different patterns on the inside and outside for varied road conditions), and directional (designed to rotate in one direction for improved wet traction and hydroplaning resistance).
...
Read More
Read Less
Measured Rim Width
6.8
The recommended wheel width as recommended by the tire manufacturer to get the best wear us performance for this tire.
...
Read More
Read Less
Section Width
8.8
The measurement from sidewall to sidewall.
...
Read More
Read Less
Overall Diameter
32.1
The height of the tire when fully inflated.
...
Read More
Read Less
Manufacturer Part Number
RF224
Manufacturer part number (sku)
...
Read More
Read Less
Shipping & Payment
Shipping rates and estimated delivery times are available on tires after setting your delivery zip code. Tires ship via FedEx Ground and the shipment times are a very good estimate, although not an exact number of time-in-transit days. Tires are delivered Monday - Saturday. FedEx does not pick up orders on weekends or certain holidays. Once the tires are picked up, the time-in -transit estimate begins. If you place your order Friday afternoon, or on the weekend, your tires it will not ship until the following week. Currently we only offer FedEx Ground, expedited shipping is not available. Depending on when you place your order, there may be one, possibly two days of processing time. Shipping delivery times can be impacted by weather events across the country.
You can choose between 3 delivery options:
Your tires can be delivered directly to your billing address.
Your tires can be delivered to an alternate address. In this case, please specify the delivery address and the person authorized to receive the tires on your behalf.
The tires can be delivered directly to a Tire Installer of your choice. Please enter the address of the Tire Installer in the "Ship To" address and be sure to coordinate acceptance of your shipment from Tires-easy-truck.com.
You will receive an e-mail confirmation of the transaction when you place your order. Please save a printed copy of your order confirmation for your records.
We accept American Express, Visa, MasterCard, Discover, PayPal and Katapult for Tire Financing.
With a small down payment, and easy payments you can lease your tires. Payments are coordinated with your payday. Read more here about how Katapult works.
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.
Four criteria factor into easy test score®
Consumer reviews
Research based on customer reviews and buying behavior
Treadwear
The lifespan of a tire based on wear performance
Traction
The ability of a tire to grip to the road in wet conditions
