325/70r18 In Inches – Tire Size, Rim Fitment & Best Tires

The 325/70R18 tire has an overall diameter of approximately 35.9 inches, a section width of roughly 12.8 inches, and is designed to be mounted on an 18-inch diameter rim. The equivalent tire size in the high flotation system is 35.9×12.8R18.

What does 325/70r18 Tire mean?

Let’s break down this arcane code into bite-sized pieces of information. Our table below will be your trusty Rosetta Stone:

Tire NumberIts Explanation
325This is the tire’s section width, measuring 325 millimeters across from the widest point of its outer sidewall to the widest point of its inner sidewall.
70This number is the aspect ratio. It signifies that the height of the tire’s cross-section (or sidewall height) is 70% of the tire’s width (325mm).
RThe ‘R’ stands for Radial, which tells us the construction type of the tire. Radial tires have layers of fabric with cords running perpendicular to the direction of travel to provide added strength and flexibility.
18This represents the wheel diameter, which is the size of the wheel the tire is designed to fit. In this case, the tire fits an 18-inch wheel diameter.

What is 325/70r18 Tire in inches?

325 70r18 In Inches

If the metric system has you feeling a bit dazed, don’t worry! We can convert these numbers into inches, a more relatable unit of measure for some. Although the metric system makes us feel cultured and worldly, inches have a charming simplicity, like a homemade apple pie at a Fourth of July picnic.

Below is a table converting 325/70R18 tire dimensions from millimeters to inches.

Tire Diameter35.02″890mm
Section Width12.8″325mm
Rim Diameter18″457.2mm
Sidewall Height8.94″227mm
Revolutions per Mile576N/A

A Deeper Dive into the 325/70r18 Tire Specifications

Now that we have decoded the enigmatic 325/70R18 tire size, let’s take a thrilling plunge into its intricate specifications. We’ll unravel the mysteries of tire width, height, sidewall height, rim diameter, and even the tire circumference. Get ready to be amazed, delighted, and maybe even a little overwhelmed by the sheer brilliance of these tire facts!

Tire Width of 325/70r18: A Mighty Beast of Rubber

The tire width of 325/70R18 measures an impressive 325 millimeters. Just imagine a tire that wide, ready to conquer the road with its broad shoulders and take on any challenge. It’s like having the Hulk of tires on your vehicle, ready to smash through obstacles and make a bold statement. So, if you want a tire that exudes confidence and demands attention, the 325/70R18 is the way to go!

Tire Height of 325/70r18: Reaching for the Skies

When it comes to tire height, the 325/70R18 stands tall, quite literally. With a sidewall height that is 70% of its width, this tire reaches for the skies with an imposing presence. It’s like the Shaquille O’Neal of tires, towering over the competition and commanding respect wherever it goes. So, if you want your vehicle to have that extra edge, the 325/70R18 will elevate your ride to new heights.

Sidewall Height of 325/70r18: A Perfect Balance

The sidewall height of the 325/70R18 strikes a perfect balance between style and performance. With a sidewall height of approximately 8.94 inches, this tire provides stability and responsiveness while maintaining an aggressive look. It’s like finding the perfect blend of fashion and function, like rocking a stylish leather jacket while effortlessly maneuvering through traffic. The 325/70R18 gives you the best of both worlds!

Rim Diameter for 325/70r18: Where Beauty Meets the Road

Ah, the rim diameter! It’s the elegant dance partner that completes the tire ensemble. For the 325/70R18, the rim diameter is a delightful 18 inches. It’s like a meticulously crafted piece of jewelry that adds that touch of sophistication to your vehicle. The 18-inch rim is the perfect match for the tire’s robust width and height, creating a harmonious blend of form and function. It’s pure poetry in motion!

Tire Circumference of 325/70r18: Measuring the Unstoppable Journey

The tire circumference of the 325/70R18 takes us on an exhilarating journey around the tire’s full revolution. Clocking in at approximately 110.04 inches, this circumference showcases the incredible distance covered with each rotation. It’s like embarking on a never-ending road trip, where adventure awaits at every turn. So, fasten your seatbelt and get ready to traverse highways, byways, and everything in between with the 325/70R18!

FAQ’s About 325/70r18 Tire

You’ve entered the realm of tire enlightenment, where the rubber meets the road and questions abound. Fear not, dear reader, for I am here to unravel the mysteries and shed light on the most burning inquiries about the illustrious 325/70R18 tire. Get ready for some mind-blowing knowledge and a healthy dose of humor along the way!

Q: What vehicles use 325/70r18 Tires?

A: Ah, the 325/70R18 tire, a majestic creature sought after by many fearless adventurers. This tire size finds its home on a variety of rugged vehicles that crave off-road excitement and on-road dominance. Picture massive trucks, roaring beasts that conquer any terrain with their sheer power and unyielding spirit. So, if you drive a muscular truck that could intimidate Godzilla, chances are it yearns for the 325/70R18 tires!

Q: How many revolutions per mile does a 325/70r18 have?

A: Ah, revolutions per mile, the magical dance of tires spinning to cover one mile. The 325/70R18, with its mesmerizing dimensions, completes approximately 576 revolutions per mile. That’s like a rubbery ballet, an exquisite performance by your tires as they pirouette their way down the road. So, sit back, enjoy the show, and let your 325/70R18 tires twirl you to your destination with grace and style.

Q: Price of 325/70r18-inch Tires?

A: Ah, the price question, where wallets tremble and bank accounts quiver. The cost of 325/70R18 tires can vary depending on various factors such as brand, tire type, and even where you purchase them. As a wise tire aficionado, my advice is to shop around, compare prices like a savvy bargain hunter, and keep an eye out for promotions and discounts. Remember, finding the perfect tires at a great price is like stumbling upon a hidden treasure chest – an exhilarating victory for your vehicle and your wallet!

Q: What kind of rim does a 325/70r18 tire fit on?

A: Ah, the perfect match between tire and rim, a harmonious union like peanut butter and jelly or bacon and eggs. The 325/70R18 tire is specifically designed to fit on an 18-inch rim diameter. So, make sure your vehicle’s wheels are ready to embrace this tire size with open arms, or should I say open spokes? It’s like finding the ideal dance partner for your tires, ensuring a smooth and enchanting ride.

Q: How much air should be in a 325/70r18 tire?

A: Ah, the eternal quest for the perfect tire pressure, a delicate balance between underinflated and overinflated woes. The recommended air pressure for a 325/70R18 tire can vary depending on factors such as vehicle weight, load, and manufacturer recommendations. To uncover the precise air pressure for your specific needs, I suggest consulting your vehicle’s manual or reaching out to the tire manufacturer. Remember, proper tire inflation ensures optimal performance, fuel efficiency, and a smoother ride.

Q: What is a 325/70r18 equivalent to?

A: Ah, the quest for equivalence, the search for a tire soulmate that shares the same DNA but flaunts a different name. The 325/70R18 tire, with its bold proportions, is equivalent to other tire sizes such as 35×12.8R18 or 325/65R18. These tire sizes may have slight variations in width, height, or aspect ratio, but they all exude a similar adventurous spirit and conquer the roads with confidence.

Comparison with Similar Tires

Now that we’ve delved into the fascinating world of the 325/70R18 tire, it’s time to compare it to some of its tire siblings. Buckle up, my dear reader, as we embark on a thrilling journey of tire comparisons and discover how the 325/70R18 stacks up against its counterparts.

325/70R18 vs. 35×12.8R18: A Battle of Dimensions

In the realm of tire sizes, the 35×12.8R18 stands as a formidable rival to the 325/70R18. These two tires share a similar width and rim diameter, but the 35×12.8R18 boasts a slightly taller sidewall. If you’re looking for a tire that offers a touch more ground clearance and a beefier look, the 35×12.8R18 might be your perfect match. However, if you desire a balance between width and height, with a slightly lower sidewall profile, the 325/70R18 takes the crown.

325/70R18 vs. 325/65R18: A Tug-of-War for Dominance

Ah, the battle of the 325s! The 325/65R18 steps onto the stage, challenging the 325/70R18 for tire supremacy. These two tire sizes share the same width, but the 325/65R18 features a slightly lower sidewall height, resulting in a slightly smaller overall diameter. The choice between the two boils down to personal preference and intended usage. If you seek a tire with a touch more ground clearance and a larger diameter, the 325/70R18 is the clear winner. But if you crave a tire that sits a bit lower and offers a sportier stance, the 325/65R18 might be your tire soulmate.

325/70R18 vs. Adventure and Beyond

In the vast universe of tires, the 325/70R18 shines as a versatile and adventure-ready option. Its wide footprint provides excellent stability and traction on various terrains, making it a favorite among off-road enthusiasts. Whether you’re conquering rocky trails, cruising down the highway, or simply making a statement with your vehicle’s aesthetics, the 325/70R18 delivers the goods.


After this whirlwind tire journey, it’s time to distill all the information into a simple and straightforward recommendation. So, my esteemed reader, based on our exploration of the 325/70R18 tire size, its dimensions, and its comparison with similar tires, I wholeheartedly recommend this tire for those who crave a bold and capable driving experience.

The 325/70R18 offers an excellent balance between width, height, and performance, making it a versatile choice for various vehicle types, including robust trucks and SUVs. With its commanding presence, impressive traction, and ability to handle different terrains, this tire size is a true companion for adventure seekers and off-road enthusiasts.

So, whether you’re embarking on an exhilarating off-road expedition or simply want to turn heads on the city streets, the 325/70R18 is the tire size that can take you there with confidence and style.

Remember, my dear reader, tire selection is a crucial decision that directly impacts your driving experience and safety. Always consider your vehicle’s specifications, manufacturer recommendations, and your personal preferences when choosing the right tire size. And with the 325/70R18, you can rest assured that you’ll be hitting the road with a winning combination of performance and aesthetics.

Now, go forth, embrace the spirit of adventure, and let the 325/70R18 tire size be your trusty companion on all your automotive escapades!