305/55r20 In Inches – Tire Size, Rim Fitment & Best Tires

A 305/55R20 tire comes in with a diameter of about 33.2 inches and a width of around 12 inches. Fit for a 20-inch rim, its equivalent in high flotation terms would be 33.2x12R20.

Get ready for a wild ride because today we’re going to chat about a truly thrilling topic – tires. I can hear your gasps of excitement already! Trust me, once you understand the nitty-gritty of tire dimensions, it’s going to change your life. Or at least the way you buy tires. But let’s dive in.

What does 305/55r20 Tire mean?

In the grand tapestry of tire numbers, 305/55r20 might just seem like another sequence. However, this sequence contains crucial information about the size and fitment of the tire. Let’s break down the code for you. And remember, breaking codes is cool (just ask James Bond or any Cryptographer).

Tire NumberIts Explanation
305This represents the tire’s width in millimeters. It means the tire is 305mm wide from sidewall to sidewall.
55This is the aspect ratio. It’s the ratio of the height of the tire’s cross-section to its width. In this case, the height is 55% of the tire’s width.
RThe ‘R’ stands for Radial, which means the layers run radially across the tire.
20This is the wheel diameter. In other words, the size of the wheel that the tire is intended to fit on, measured in inches. In this case, the wheel diameter is 20 inches.

Isn’t it incredible how much information can be packed into such a short sequence? It’s like the Twitter of tire dimensions!

What is 305/55r20 Tire in Inches?

If you’re used to thinking in inches (as many of us are), it’s often easier to understand tire sizes in these terms. So let’s translate our “secret tire code” from the metric system to imperial.

305/55r20 in Inches and Millimeters

305 55r20 In Inches

Converting these tire measurements from millimeters to inches involves a bit of math, but don’t worry, I’ve got your back! We won’t need any advanced calculus or trigonometry here (I can hear your collective sighs of relief).

Tire Diameter33.2843
Section Width12305
Rim Diameter20508
Sidewall Height6.6167.75
Revolutions608 per mile377 per km

A Deeper Dive into the 305/55r20 Tire Specifications

Now that we’ve cracked the code of the enigmatic 305/55r20 tire size, it’s time to put on our scuba gear and take a deep dive into the specifics. Get ready to explore the fascinating world of tire width, height, sidewalls, rims, and even the mystical tire circumference. Let’s strap on our oxygen tanks and plunge right in!

Tire Width of 305/55r20: A Mighty Girth

When it comes to tire width, the 305/55r20 doesn’t mess around. With a generous measurement of 305 millimeters (or roughly 12 inches), these tires are wide enough to make even the Hulk jealous. They provide stability, enhanced grip, and give your ride that intimidating stance on the road. It’s like having Schwarzenegger’s biceps on your wheels!

Tire Height of 305/55r20: The Perfect Balance

Now, let’s talk about the height of these bad boys. The 305/55r20 tires strike a harmonious balance between a low-profile look and maintaining a comfortable ride. With a height that’s 55% of the tire’s width, they offer a sweet spot of agility and road-hugging capability. It’s like finding that perfect pair of shoes that are both stylish and comfy. Your vehicle will thank you for it!

Sidewall Height of 305/55r20: A Safety Net on the Edge

The sidewall height of a tire is like a safety net, protecting your precious wheels from road hazards and providing a cushioned ride. In the case of the 305/55r20, the sidewall height measures approximately 6.6 inches (or 167.75 millimeters). It’s like having a bodyguard for your rims, shielding them from curbs and potholes. Your wheels will feel like royalty, walking on a cushioned red carpet!

Rim Diameter for 305/55r20: The Perfect Match

Ah, the rim diameter – where rubber meets the road, quite literally. For the 305/55r20 tire, the ideal rim size to achieve tire nirvana is 20 inches. This match made in automotive heaven ensures a seamless union between tire and wheel, maximizing performance and style. It’s like a dance between Fred Astaire and Ginger Rogers – flawless and captivating!

Tire Circumference of 305/55r20: Making the Rounds

The tire circumference is a fascinating measurement that affects various aspects of your driving experience, from speedometer accuracy to fuel efficiency. For the 305/55r20, the tire circumference measures approximately 104.2 inches (or 2646.68 millimeters). That means for every complete revolution your tire makes, it covers this impressive distance. It’s like traveling around a racetrack, except you’re just going to the grocery store!

What are the Best 305/55r20 Tires? 

1 – Road One Cavalry M/T Mud Tire RL1296 305 55 20 305/55R20: Conquer the Wild

The Road One Cavalry M/T Mud Tire RL1296 is a beastly conqueror designed to tame the most treacherous terrains. Its aggressive tread pattern with deep grooves ensures exceptional off-road traction while still delivering a smooth and comfortable ride on the pavement. This tire is like having a trusty steed by your side, ready to charge into the wilderness!

Key Features:

  • Aggressive tread pattern for maximum off-road grip
  • Durable construction for enhanced puncture resistance
  • Self-cleaning capability to maintain traction in muddy conditions
  • Quiet and comfortable ride on the highway


  • Excellent off-road performance
  • Long-lasting durability
  • Impressive traction in mud and snow


  • Slightly increased road noise
  • Limited performance on wet surfaces

Final Recommendation: The Road One Cavalry M/T Mud Tire RL1296 is the ideal choice for adventurous souls seeking unrivaled off-road capabilities. It’s time to embrace the wild and conquer every muddy challenge that comes your way!

2 – Nitto Ridge Grappler LT305/55R20 F/12PLY BSW: A Harmonious Fusion

If you’re on the hunt for a tire that effortlessly balances on-road comfort and off-road prowess, look no further than the Nitto Ridge Grappler. This tire combines the best of both worlds, offering exceptional traction on various terrains without compromising a smooth and quiet highway ride. It’s like the tire version of a zen master – calm, composed, and ready for any adventure!

Key Features:

  • Hybrid tread pattern for optimal off-road traction and on-road comfort
  • Reinforced sidewalls for increased puncture resistance
  • Stone ejector technology to prevent debris buildup
  • Reduced road noise for a quiet and enjoyable ride


  • Versatile performance on and off the road
  • Impressive tread life
  • Enhanced stability and cornering grip


  • Slightly higher price point
  • Traction may be compromised in extreme off-road conditions

Final Recommendation: With its remarkable balance of performance, durability, and comfort, the Nitto Ridge Grappler is the perfect companion for those seeking versatility and peace of mind during their daily commutes or weekend adventures.

3 – Mastercraft Courser MXT Mud Terrain Radial Tire – 305/55R20 121Q: Master the Mud

When it’s time to get down and dirty, the Mastercraft Courser MXT Mud Terrain tire is the fearless warrior you need in your arsenal. Designed to tackle the muddiest trails and gnarliest obstacles, this tire provides unrivaled traction and control in off-road conditions. It’s like having a ninja warrior for your wheels – agile, fierce, and always ready to dominate!

Key Features:

  • Aggressive, high-void tread pattern for exceptional mud and off-road traction
  • Enhanced sidewall strength for improved durability and protection against cuts and bruises
  • Stone ejector ribs to prevent stone retention and maintain traction
  • Siping for enhanced grip on wet surfaces


  • Outstanding off-road performance
  • Strong and durable construction
  • Excellent traction in mud and loose terrain


  • Slightly rougher ride on paved roads
  • Increased noise level compared to highway-focused tires

Final Recommendation: If you’re an off-road enthusiast seeking the ultimate mud-slinging adventure, the Mastercraft Courser MXT Mud Terrain tire is your loyal companion. It’s time to unleash your inner beast and conquer the untamed wilderness!

4 – NITTO Recon Grappler A/T 305/55R20 116S BW: Conquer with Confidence

The NITTO Recon Grappler A/T is a force to be reckoned with. Combining rugged off-road capability with refined on-road manners, this tire is ready to tackle any challenge that comes your way. Its aggressive tread design provides outstanding traction on various terrains, while the optimized block placement reduces road noise for a comfortable ride. It’s like having an expedition-ready vehicle that effortlessly navigates both city streets and off-road trails!

Key Features:

  • Aggressive tread pattern for excellent off-road traction and durability
  • Stone ejector ribs to prevent gravel and debris from getting stuck
  • Variable pitch tread blocks for reduced road noise
  • Balanced performance for both on-road and off-road driving


  • Impressive off-road traction
  • Enhanced durability for rugged terrains
  • Comfortable and quiet on-road performance


  • Slightly reduced fuel efficiency compared to highway-focused tires
  • May experience a slight decrease in snow traction

Final Recommendation: If you crave the perfect balance between off-road capability and on-road comfort, the NITTO Recon Grappler A/T is the tire for you. Prepare to conquer new horizons with confidence and style!

5 – Falken Wildpeak A/T3W All-Terrain Radial Tire – LT305/55R20 121S: Unleash Your Adventurous Spirit

The Falken Wildpeak A/T3W is a true off-road warrior, ready to unleash your adventurous spirit. This tire is engineered to dominate all terrains, from mud-covered trails to snow-covered mountains. Its aggressive tread pattern, coupled with the 3D Canyon Sipes, delivers exceptional traction, while the rugged construction ensures durability and puncture resistance. It’s like strapping on a pair of hiking boots that are ready to take you to new heights!

Key Features:

  • Aggressive upper sidewall and offset shoulder blocks for maximum off-road grip
  • 3D Canyon Sipes for enhanced traction on wet and snowy surfaces
  • Heat diffuser technology to keep the tire cool during extended off-road adventures
  • Durable construction for increased puncture resistance


  • Outstanding off-road performance in various conditions
  • Excellent traction on wet and snowy surfaces
  • Strong and durable construction


  • Slightly higher road noise compared to highway-focused tires
  • Minimal decrease in fuel efficiency

Final Recommendation: If you’re an outdoor enthusiast seeking unrivaled off-road performance, the Falken Wildpeak A/T3W is the perfect companion for your 305/55r20 wheels. Get ready to unleash your inner adventurer and conquer any terrain that comes your way!

FAQ’s About 305/55r20 Tires: Your Burning Questions, Answered!

As tire aficionados, we understand that you might have some burning questions about the majestic 305/55r20 tires. Fear not, for we have gathered the most frequently asked questions from fellow tire enthusiasts like yourself. Get ready to have your tire-related curiosities satisfied as we embark on this journey of knowledge and discovery!

Q: What vehicles use 305/55r20 Tires?

Ah, the million-dollar question! The 305/55r20 tires are often sought after by truck and SUV owners who crave both style and performance. These tires are a popular fitment for vehicles like the Ford F-150, Chevrolet Silverado, GMC Sierra, Toyota Tundra, and many other rugged beasts of the road. So, if you’re looking to elevate your truck or SUV game, the 305/55r20 tires might just be the perfect match for you!

Q: How many revolutions per mile does a 305/55r20 have?

Ah, revolutions per mile, the tire’s way of measuring its own dance moves! A 305/55r20 tire typically completes approximately 608 revolutions per mile. That’s quite a twirl, wouldn’t you say? Keep in mind that the actual number may vary slightly depending on factors like tire wear, inflation levels, and the vehicle’s specific setup. So, get ready to count those revolutions as you cruise down the open road!

Q: What is the price of 305/55r20 tires?

Ah, the age-old question of budget planning! The price of 305/55r20 tires can vary depending on the brand, model, and specific features. As of [current year], the price range for a set of four 305/55r20 tires typically falls between [researched price range]. However, it’s always a good idea to check with local tire retailers or online platforms for the most up-to-date and accurate pricing information. Remember, investing in quality tires is like treating your vehicle to a spa day—it’s worth every penny!

Q: What kind of rim does a 305/55r20 tire fit on?

Oh, rims, the stylish companions of our beloved tires! A 305/55r20 tire is designed to fit on a 20-inch diameter rim. Whether you have a factory-installed 20-inch rim or decide to upgrade to a custom set, make sure to choose a rim with the appropriate width and offset to ensure a proper fitment. Your tire and rim should dance together harmoniously, like Fred Astaire and Ginger Rogers!

Q: How much air should be in a 305/55r20 tire?

Ah, the tire’s breath of life—air pressure! The recommended air pressure for a 305/55r20 tire can vary depending on the vehicle manufacturer’s specifications. As a general guideline, it’s wise to refer to the vehicle’s owner’s manual or the tire placard located on the driver’s side door jamb for the manufacturer’s recommended air pressure. However, typically, a range of [researched air pressure range] psi is suitable for maintaining optimal tire performance and safety. So, make sure your tires are properly inflated and ready to roll!

Q: What is a 305/55r20 equivalent to?

Ah, the quest for tire equivalencies, like finding the perfect doppelgänger! In terms of size equivalence, the 305/55r20 tire can be roughly comparable to [researched tire size equivalencies, if available]. However, keep in mind that tire equivalencies can vary depending on the specific manufacturer and tire model. It’s always best to consult with tire professionals or refer to the tire manufacturer’s specifications to ensure the correct equivalency for your specific needs. Embrace the uniqueness of the 305/55r20 tire—it’s a size that stands out in the crowd!

Comparison with Similar Tires: Unleashing the Tire Showdowns!

Ah, the clash of the titans! In the world of tires, comparisons are inevitable. Today, we’re putting the mighty 305/55r20 tire in the ring to face off against some fierce competitors. Get ready for a tire showdown like no other as we compare the 305/55r20 with its rivals – the 33×12.50r20, 35×12.50r20, 275/60r20, 295/60r20, and 275/55r20. Let the battle of rubber commence!

305/55r20 vs 33×12.50r20: Size Matters

When it comes to size, the 305/55r20 and the 33×12.50r20 tires may seem similar, but they have their differences. The 305/55r20 boasts a wider footprint with its 305mm width, providing enhanced stability and grip on the road. On the other hand, the 33×12.50r20 is slightly taller, allowing for increased ground clearance. It’s like comparing a heavyweight boxer to a nimble basketball player – both formidable, but with distinct advantages based on your needs and preferences.

305/55r20 vs 35×12.50r20: Height and Might

In the battle of height and might, the 305/55r20 and the 35×12.50r20 tires showcase their unique characteristics. The 305/55r20 offers a balance of width and height, delivering stability and agility on various terrains. Meanwhile, the 35×12.50r20 stands taller, providing additional ground clearance and an imposing presence. It’s like comparing a fearless explorer to a towering giant – each with its own strengths, ready to conquer the outdoors in their own way.

305/55r20 vs 275/60r20: Width and Comfort

In the clash of width and comfort, the 305/55r20 and the 275/60r20 tires present their compelling attributes. The 305/55r20 boasts a wider profile, offering increased stability and grip during spirited driving. On the other hand, the 275/60r20 focuses on comfort with its taller sidewalls, providing a smoother and more cushioned ride. It’s like comparing a sports car to a luxury sedan – both exceptional in their domains, catering to different desires and driving preferences.

305/55r20 vs 295/60r20: Grip and Traction

When it comes to grip and traction, the 305/55r20 and the 295/60r20 tires vie for supremacy. The 305/55r20 showcases its wide contact patch, delivering excellent grip on various road surfaces. Meanwhile, the 295/60r20 emphasizes traction with its taller sidewalls and aggressive tread pattern. It’s like comparing a track athlete with superb grip to an off-road warrior tackling challenging terrain – each tire has its own specialized prowess, ready to conquer their respective domains.

305/55r20 vs 275/55r20: Performance and Style

In the quest for performance and style, the 305/55r20 and the 275/55r20 tires showcase their unique charms. The 305/55r20, with its wider profile, offers enhanced performance during spirited driving and an aggressive appearance. Meanwhile, the 275/55r20 focuses on a balance of performance and comfort with its lower sidewalls. It’s like comparing a high-performance athlete to a stylish trendsetter – both captivating in their own right, catering to different tastes and driving preferences.

305/55r20 vs 275/65r20: Power and Performance

In this showdown, the 305/55r20 and the 275/65r20 tires battle for power and performance. The 305/55r20 boasts a wider footprint, providing stability and grip on the road. On the other hand, the 275/65r20 offers a taller sidewall for a smoother and more comfortable ride. Consider your driving style and prioritize either enhanced stability or a plush driving experience to determine the champion of your heart.

305/55r20 vs 285/60r20: Agility and Ground Clearance

In this clash, the 305/55r20 and the 285/60r20 tires compete for agility and ground clearance. The 305/55r20 showcases its wider profile, allowing for enhanced agility during spirited driving. Meanwhile, the 285/60r20 emphasizes a taller sidewall, providing increased ground clearance for tackling rough terrains. Decide whether nimble maneuverability or conquering off-road obstacles takes precedence in your tire selection.

305/55r20 vs 305/50r20: Width and Style

Here, the 305/55r20 and the 305/50r20 tires face off in a battle of width and style. The 305/55r20 showcases its wider profile, delivering a bold and aggressive appearance. Meanwhile, the 305/50r20 focuses on a lower sidewall, balancing performance and a sleek aesthetic. Consider whether a wider stance or a more refined look aligns with your desired tire personality.

305/55r20 vs 295/55r20: Traction and Stability

In this clash, the 305/55r20 and the 295/55r20 tires compete for traction and stability. The 305/55r20 relies on its wide contact patch to provide exceptional grip on various road surfaces. Conversely, the 295/55r20 emphasizes stability with its wider footprint and taller sidewalls. Determine whether maximizing traction or enhancing stability is your top priority in your tire selection.

305/55r20 vs 295/65r20: Versatility and Adventure

In this final showdown, the 305/55r20 and the 295/65r20 tires vie for versatility and adventure. The 305/55r20 offers a balanced performance suitable for various terrains and driving conditions. The 295/65r20 showcases its taller sidewall, providing increased ground clearance and off-road capabilities. Choose between a well-rounded performer or an off-road specialist to embark on your automotive adventures.

Conclusion: Embrace the Perfect Fit!

After exploring the exhilarating tire comparisons, it’s time for the moment of truth. When it comes to the recommendation, it all boils down to your unique needs, preferences, and driving style. Consider the specific advantages and characteristics of each tire, as well as your desired performance attributes.

Remember, whether you prioritize off-road prowess, on-road comfort, style, or a balance of various factors, there’s a tire that’s perfect for you. Consult with tire professionals, consider your vehicle’s capabilities, and weigh your priorities to make the ultimate tire selection.

So, embrace the perfect fit for your wheels and get ready to unleash your vehicle’s true potential. Whether you choose the 305/55r20 or one of its worthy competitors, let your tire choice be the driving force behind your adventures on the road ahead!