The Milestar AP121 235/75R17.5 H/16PLY Tires is a Commercial Truck - All Position tire. Manufacturer part number: 21000014.
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Milestar Tires, whose parent company Tireco, Inc. was founded in 1972 in the USA, is a value-driven brand focused on providing quality tires at an affordable price. Operating primarily across North America, Milestar is known for its dependable tires, offering durability, reliable handling, and comfort for passenger cars, CUVs/SUVs, light trucks, and commercial vehicles. Milestar’s motorsport footprint is strongest in off-road, including wins and podiums in W.E. Rock and an Official UTV Tire partnership at King of the Hammers (2023), showcasing its tire performance in demanding motorsport conditions.
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.
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Speed Rating
L
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.
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Load Range/Ply Rating
H/16PLY
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.
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Max Single Load(lbs)
6005
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.
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Max Single Air Pressure(PSI)
127
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.
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Tread Depth
17.0
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.
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Tread Design
Nondirectional
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).
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Rim Width Range
6.7-7.5
The approved wheel rim width range this tire will support.
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Measured Rim Width
6.7
The recommended wheel width as recommended by the tire manufacturer to get the best wear us performance for this tire.
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Section Width
9.5
The measurement from sidewall to sidewall.
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Overall Diameter
31.5
The height of the tire when fully inflated.
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Manufacturer Part Number
21000014
Manufacturer part number (sku)
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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
