315/75r17 In Inches – Tire Size, Rim Fitment & Best Tires

The 315/75R17 tire has an overall diameter of approximately 34.6 inches, a section width of roughly 12.4 inches, and is designed to be mounted on a 17-inch diameter rim. The equivalent tire size in the high flotation system is 34.6×12.4R17.

Today, we’re focusing on the 315/75r17 tire. Yes, that’s right, it’s the Hercules of tire sizes, the Goliath in the car park, the Godzilla of rubber circles. Let’s crack this beast open, shall we?

315/75r17 In Inches

What does 315/75r17 Tire mean?

Okay, before we get into the nitty-gritty of this, let’s put on our imaginary lab coats and dissect what exactly “315/75r17” means. Let’s break it down, Bond-style, in this super-sleek table.

Tire NumberIts Explanation
315This is the tire’s width in millimeters from sidewall to sidewall. In other words, it’s the fatness of your tire. You like ’em wide? This tire’s got your back.
75This number is the aspect ratio, and it refers to the height of the tire’s sidewall as a percentage of the width. So, in this case, the height of the sidewall is 75% of 315mm. Math, baby!
RThe “R” stands for radial, which means the tire’s construction. Radial means the tire’s layers run radially across the tire. This ain’t just an “R”; it’s the “R” of Radness.
17This number represents the diameter of the wheel rim in inches that the tire fits onto. So, if your rim is a cool 17 inches, this tire is your new best buddy.

What is 315/75r17 Tire in inches?

Alright, now that we’ve cracked the code, let’s convert those metrics into inches. Because, you know, metrics are great and all, but there’s something about inches that just feels… right. Plus, if you’re in the U.S., inches are the standard, so let’s keep up with the Joneses, shall we?

Tire Diameter34.6″880 mm
Section Width12.4″315 mm
Rim Height17″431.8 mm
Sidewall Height9.3″236.25 mm
Circumference108.7″2761 mm
Revolutions per Mile584N/A

There you have it, folks! The 315/75r17 in all its inch-y glory. That’s one big tire, ain’t it? Now you’re armed with knowledge and ready to tackle any tire-related conundrum. But remember, it’s not just the size that counts, it’s how you use it. Stay tuned for more exciting tire adventures in the world of rubber donuts!

Tire width of 315/75r17

Tire width, also known as section width, is the measurement of the tire’s width from one sidewall to another. For our mighty 315/75r17, it has a generous width of 315mm. Converting it into inches, it roughly translates to 12.4″. In the realm of tires, we’d call this a “wide-body.” Just like the Hulk, it adds more muscle on the road, providing you with better grip and stability. It’s like wearing snow shoes in the midst of a blizzard!

Tire height of 315/75r17

This is where things get a bit tricky and math sneaks into our tire talk. The tire height, also known as the tire diameter, is not directly given in the 315/75r17 size specification. However, with a dash of math magic, it can be calculated using the width and the aspect ratio. Here, it’s about 34.6″ or a whopping 880mm. To give you some perspective, that’s roughly the height of a professional baseball bat.

Sidewall height of 315/75r17

The sidewall height, often ignored but mighty important, can be calculated as a percentage of the tire’s width. For our heroic 315/75r17 tire, the sidewall height is 75% of 315mm, which is around 236.25mm or about 9.3″. This number is quite significant – the higher the sidewall, the smoother your ride. It’s the cushion that protects your wheels (and your spine) from the everyday bumps and grinds of the road.

Rim diameter for 315/75r17

The final number in our tire size, 17, denotes the rim diameter. This tire fits onto a rim with a diameter of 17 inches or 431.8mm. Picking the correct rim size is like choosing the right shoes for your outfit – an essential part of the ensemble. If your rims are rockin’ that 17″, these tires will be like Cinderella’s glass slipper – a perfect fit!

Tire circumference of 315/75r17

The circumference of our big-boy 315/75r17 is the total distance around the outer edge of the tire. If you decided to take a leisurely stroll around this tire, you’d cover about 108.7″ or around 2761mm. That’s longer than a standard dining table. Also, this tire makes about 584 revolutions per mile – a fun fact to drop at your next dinner party!

There you have it! A deep dive into the world of 315/75r17. Each of these numbers and measurements plays a vital role in how the tire performs on the road. Understanding them is like understanding a secret language, allowing you to make the best choice for your vehicle. Remember, the right tires can take you to all the right places!

What are the best 315/75r17 tires?

Navigating the tire market can be as treacherous as navigating through a minefield. But, fear not, fellow motorist, for I shall be your reliable GPS, guiding you through the labyrinth of rubber circles.

1. BFGoodrich All Terrain T/A KO2 Tire

Our first contender in the top 3 picks is the BFGoodrich All Terrain T/A KO2 Tire. This bad boy is the Superman of tires, boasting incredible durability and strength. It’s designed for off-road performance, so it’ll take on dirt, gravel, and rocks like a pro. Plus, its deep tread ensures that you’ll maintain good traction, even when Mother Nature isn’t in the best of moods.


  1. Superior off-road performance.
  2. Excellent traction in all conditions.
  3. Enhanced durability and strength.


  1. Road noise could be noticeable at high speeds.
  2. May feel a bit stiff on smooth city roads.

Final Recommendation:

If you love to venture off the beaten track, this tire is your ideal companion. Its sturdy construction and excellent grip make it the ultimate partner in your off-roading adventures.

2. Thunderer Trac Grip M/T R408 All-Season Radial Tire

Next up is the Thunderer Trac Grip M/T R408 All-Season Radial Tire. Now, this tire is a bit like Thor’s hammer – it’s robust, rugged, and ready to conquer all sorts of terrain. What’s more, it’s an all-season tire, meaning it’s equipped to handle a variety of weather conditions. Rain, snow, or shine – this tire doesn’t discriminate.


  1. Great all-terrain performance.
  2. Handles a variety of weather conditions.
  3. Aggressive tread for superior traction.


  1. May have a rough ride on paved roads.
  2. Could be noisier than other tires on highways.

Final Recommendation:

If you’re the adventurous type who likes to flirt with Mother Nature’s mood swings, the Thunderer Trac Grip M/T is the perfect fit. This tire’s versatility and robust nature make it a reliable all-season companion.

3. Toyo Tires OPEN COUNTRY M/T All-Terrain Radial Tire

Finally, we have the Toyo Tires OPEN COUNTRY M/T All-Terrain Radial Tire. Like the legendary samurai, this tire from Japan offers a blend of performance and grace. Its aggressive tread design provides excellent grip, while its construction ensures optimal ride comfort. It’s designed to roar on off-roads while whispering on city streets.


  1. Excellent balance of off-road capability and on-road comfort.
  2. Aggressive tread design for superb traction.
  3. Performs well in various weather conditions.


  1. Could be pricey for some buyers.
  2. Tread life may be shorter compared to some competitors.

Final Recommendation:

If you want a tire that’s a beast on rough terrain and a gentleman on city roads, the Toyo OPEN COUNTRY M/T is the one for you. Its balance of performance, comfort, and traction makes it worth every penny.

FAQ’s About 315/75r17 Tire

As your tire-trusted genie, I’m here to answer all your burning questions about the magnificent 315/75r17. Think of this as your cheat sheet, a rapid-fire round of rubber Q&A.

What vehicles use 315/75r17 Tire?

Like a good pair of jeans, the 315/75r17 fits just right on a range of vehicles. This includes certain models of Ford F-150, Chevrolet Silverado, GMC Sierra, Dodge Ram, and Jeep Wrangler. It’s quite popular among large, heavy-duty trucks and SUVs. If your vehicle loves to flex its muscles, this tire size could be its gym buddy.

How many revolutions per mile does a 315/75r17 have?

A 315/75r17 tire is the marathon runner of the tire world. It has about 584 revolutions per mile. That’s right, 584 tire-turning, road-burning revolutions every mile. So next time you’re on a road trip, remember that your tire is working out more than you!

Price of 315/75r17 inches Tire?

Ah, the million-dollar question. Or should I say, the several-hundred-dollar question? The price of a 315/75r17 tire can vary greatly based on brand, type, and quality. However, you can expect to shell out anywhere between $150 and $350 per tire. Consider it an investment in your vehicle’s comfort, performance, and safety. It’s like buying a designer suit for your car!

What kind of rim does a 315/75r17 tire fit on?

The 315/75r17 tire is not just about beauty; it’s about the perfect fit too. This tire fits onto rims with a diameter of 17 inches. You can think of this tire as a fresh bagel, and the 17-inch rim as the perfect dollop of cream cheese in the center.

How much air should be in 315/75r17?

A 315/75r17 tire typically requires between 35 to 80 PSI (pound per square inch) of air pressure. However, the right PSI for your tire can depend on your vehicle, load, and driving conditions. It’s best to check your vehicle owner’s manual or tire placard for the manufacturer’s recommended PSI. Remember, proper tire inflation is like a balanced diet – it keeps your tire healthy and performing at its best!

What is a 315/75r17 equivalent to?

In terms of size comparison, a 315/75r17 is similar to a 35×12.5 tire. Both have similar widths and diameters. So, if you see a 35×12.5 tire, you can think of it as a long-lost twin of the 315/75r17.

Comparison with Similar Tires

When comparing the 315/75r17 to other similar tires, let’s use the analogy of it being a seasoned MMA fighter in the tire world. Its competitors? The 285/75r17 and the 35×12.5r17 tires.

The 285/75r17 is slightly smaller in both width and height. This is akin to a nimble boxer who’s got speed and finesse, but might not pack the same punch. While it might give you better fuel economy and smoother city rides, it may not have the same rugged, off-road capability that our 315/75r17 tire possesses.

On the other hand, the 35×12.5r17, as we mentioned earlier, is practically a twin of the 315/75r17. They’re both heavyweight champions in the tire world. With similar size and capabilities, they are hardy, tough, and perfect for those off-road escapades. Their primary difference lies in their labeling – the 35×12.5r17 uses standard measurements (inches), while the 315/75r17 uses metric. It’s a bit like choosing between coffee and espresso – they’re both fantastic; it’s just a matter of personal preference.


The journey through the world of the 315/75r17 tire has been as exciting as a roller-coaster ride – thrilling, enlightening, and occasionally, a bit scary (all those numbers!). It’s quite a remarkable specimen in the tire kingdom, boasting a great balance of size, performance, and versatility.

Whether you’re cruising city streets, tackling rocky trails, or plowing through snow, this tire size is a reliable companion. It fits a wide range of vehicles and provides a substantial footprint for stable and confident driving.

Choosing a tire is no small task; it’s the literal connection between you and the road. So next time you’re shopping for tires, consider the mighty 315/75r17. It might just be the steadfast road warrior your vehicle needs!

Remember folks, in the immortal words of Doc Hudson from Cars, “It’s not the tires that win the race, it’s the driver!” But having the right tires certainly doesn’t hurt. Happy driving, everyone!