305 65r18 in inches

Jul 16, 2024
Also, the online application calculates the difference in real speed and speedometer readings if the difference between tire 265/70 R18 and tire 305/65 R18 is significant. Calculate the difference in inches. If you want to compare other tire sizes, then select their sizes in the drop-down fields and click on the green button..

The 305/65R18 Cooper Discoverer AT3 XLT has a diameter of 33.58", a width of 12.2", mounts on a 18" rim and has 617 revolutions per mile. It weighs 59 lbs, has a max load of 3525/3195 lbs, a maximum air pressure of 65 psi, a tread depth of 16.5/32" and should be used on a rim width of 8.5-11". See all Discoverer AT3 XLT tire sizes.305/65-R18 tires are 1.2 inches (30.5 mm) larger in diameter than 305/60-R18 tires and the speedometer difference is 3.6%.Looking for 3-inch gutter guards? Our guide breaks down how to find the best 3-inch gutter guards for easier home maintenance. Expert Advice On Improving Your Home Videos Latest Vi...The tire size 275/70R18 can be expressed in inches as approximately 10.8 inches wide, 7.6 inches tall in sidewall, and designed to fit a 18-inch wheel rim. This equates to a tire height of 33.2 inches. The 275/70R18 also has a circumference of 104.2 inches and It completes 608.3 revolutions per mile.305/75R18 in Inches. A 305/75R18 tire has a 36-inch diameter, a 12-inch width, and is designed for a 18-inch rim. ... 355/65R18: 36.2″ (0.6%) 18 x 10.0-11.0: 375/60R18:Size difference between 275/65 R18 and 275/70 R18 tires. In the tire comparison table above, you can see a detailed calculation of the size difference between 275/65 R18 and 275/70 R18 tire. The calculation results are presented in the form of visual infographics, on which tire with size 275/65 R18 is on top, and tire with size 275/70 R18 below.Mon - Fri: 8am - 7pm ET. Sat: 9am - 5pm ET. Sun: Closed. We are closed for holiday New Year’s Day. Find the largest selection of 305/65R18 tires you need with SimpleTire. Look for the size you need across tire types, brands, performance categories and more with fast, free shipping.305/65-R18 tires are 6.4 inches (162.5 mm) larger in diameter than 180/65-R18 tires and the speedometer difference is 19.0%The tire size 305/55R20 can be expressed in inches as approximately 12 inches wide, 6.6 inches tall in sidewall, and designed to fit a 20 -inch wheel rim. This equates to a tire height of 33.2 inches. The 305/55R20 also has a circumference of 104.3 inches and It completes 607.3 revolutions per mile.The 305/30R18 has a width of 12 inches (305 mm). This is the tire measurement at its thickest point, the distance between the inner sidewall's and the outer sidewall's widest point, also known as section width or tread width. ... 395/65R18 = 38.2x15.6R18 *Disclaimer: Please note that our tire dimensions & measurements are an approximation ...Ensuring you have the right size gutter guard is important. We break down the best 6-inch gutter guards on the market. Expert Advice On Improving Your Home Videos Latest View All G...To convert the aspect ratio to a full tire height in inches, do this: Convert the above calculated tire height (aspect ratio) in millimeters to inches by multiplying the millimeters by .03937 (139.75 x .03937 = 5.5 inches). Then take the inches and multiply by two and add the rim size. Example: 5.5 x 2 + 15 (rim size in inches) = a 26 inch tall ...Send us your suggestions and ideas for the tire size calculator! 33/12.5-R18 tires are 0.59 inches (14.9 mm) smaller in diameter than 305/65-R18 tires and the speedometer difference is 1.8%.By looking at a visual representation of the differences in tire diameter, width, sidewall height, circumference, revs per mile, and speed difference, it easy to compare the 275/65r18 and 33/12.50r18 tire sizes. Besides, considering that 275/65r18 is the factory size, your vehicle's speedometer shows the correct speed.Even if you don’t want to lug around the world’s bulkiest laptop (or at least, one slightly bulkier than an already-bulky 15-inch laptop), the 16-inch MacBook Pro’s single redeemin...The 285/70R18 tire has an overall diameter of 33.7 inches, a section width of 11.2 inches, and can be mounted on 18 x 7.5-9.5 inches rim. The 285/70R18 tire has an overall diameter of 33.7 inches, a section width of 11.2 inches, and can be mounted on 18 x 7.5-9.5 inches rim. ... 305/65R18: 33.6″ (-0.3%)The 305/60R17 tire has a width of 12 inches (305 mm). This is the measurement at its thickest point, the distance between the outer sidewall and the inner sidewall's widest point, also called as tread width or section width. ... 275/65R18: 32.1″ (+2.2%) 18″ x 7.5-9.5″ ...The 305/70R17 has a width of 12 inches (305 mm). This is the tire measurement at its thickest point, the distance between the inner sidewall's and the outer sidewall's widest point, also known as section width or tread width. Tread width: 12 In. ... 305/65R18: 33.6″ (-0.6%)305/70R17 tires have a diameter of 33.8", a section width of 12.0", and a wheel diameter of 17". The circumference is 106.2" and they have 597 revolutions per mile. Generally they are approved to be mounted on 8-9.5" wide wheels. Specs may vary by manufacturer. learn more.The 265/70R18 tire is 0.53 inches taller than the 275/65R18 tire, which represents a 1.6% difference in diameter. The overall height of the 265/70R18 tire is 32.61 inches, while the 275/65R18 tire has a height of 32.07 inches.Monday - Friday: 8 AM - 5 PM CT. (p) 320.247.6160 opt #1. [email protected] to convert 265 65R18 to inches? First of all, we need to divide 265 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 10.4″. Then, 65% of the 10.4″ will result in 6.8″ sidewall. To get the total height or tire diameter, we need to sum the 18″ rim diameter with two of the sidewall heights.If you're looking for 305/65R18 tires, Pep Boys has you covered. Shop 305/65R18 tires from the leading brands online or stop by a location by you to talk to a tires expert today! ... By Size; 305/65R18; No Results Found For: TIRE SIZE: 305/65R18 WAKE FOREST. wake forest , NC 27587 Car Care Corner. If you enjoy DIY, we have you covered. ...The 305/65R18 tire has an overall diameter of approximately 33.6 inches, a section width of roughly 12 inches, and is designed to be mounted on an 18-inch diameter rim. The equivalent tire size in the high …325/65 R18 in inches. 325/65 R18 tires' overall diameter is 34.6 inches, tire width is 12.8 inches, the tire can be mounted on 18 inches wheel and the circumference is 108.7". With that parameters, we can calculate that it will take approximately 582.9 revolutions per mile. So the closest and almost equal metric tire size of 325/65R18 existing ...36″ Tire Diameter. 305/75R18 = 36x12R18. 355/65R18 = 36.2x14R18. 38″ Tire Diameter. 395/65R18 = 38.2x15.6R18. *Disclaimer: Please note that our tire dimensions & measurements are an approximation number, while the tire manufacturers may have different ways in calculating or rounding numbers.The 305/65R17 tire has an overall diameter of 32.6 inches, a section width of 12 inches, and can be mounted on 17 inches height of rim. The equivalent tire size in the high flotation system is 32.6x12R17. To make it clear, we'll break down each part of the 305/65R17 tire size to know what these numbers represent & how they may affect your tire ...305/65-R18 tires are 0.65 inches (16.5 mm) smaller in diameter than 295/70-R18 tires and the speedometer difference is 1.9%.305/75R16 in Inches. A 305/75R16 tire has a 34-inch diameter, a 12-inch width, and is designed for a 16-inch rim. In high flotation terms, this tire is labeled as 34x12R16. 12" 34" 106.9" 16" 9" 593 revs/mile. 305/75R16 Tire Overview. Height 34 inches. Wheel Diameter 16 inches. Tire Width 12 inches. Circumference 106.9 inches. Sidewall HeightSize difference between 295/70 R18 and 305/65 R18 tires. In the tire comparison table above, you can see a detailed calculation of the size difference between 295/70 R18 and 305/65 R18 tire. The calculation results are presented in the form of visual infographics, on which tire with size 295/70 R18 is on top, and tire with size 305/65 R18 below.305/45R22 in Inches. A 305/45R22 tire has a 32.8-inch diameter, a 12-inch width, and is designed for a 22-inch rim. In high flotation terms, this tire is labeled as 32.8x12R22. 12" 32.8" 103.1" 22" 5.4" 614.7 revs/mile. 305/45R22 Tire Overview. Height 32.8 inches. Wheel Diameter 22 inches. Tire Width 12 inches. CircumferenceWe found (8) tires for: 305/65R18 All Tires For 305/65R18 Free Shipping Learn More about Free Shipping. Tire Rack Pledge ... Size: LT305/65R18; Style: Blackwall;How to convert 325 65R18 to inches? First of all, we need to divide 325 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 12.8″. Then, 65% of the 12.8″ will result in 8.3″ sidewall. To get the total height or tire diameter, we need to sum the 18″ rim diameter with two of the sidewall heights.Understanding 255/65R18 in inches, a detailed tire size meaning and wheel fitment guide. Ensure a proper fit for your vehicle's wheels. Tire Size Calculator Tire Size Chart Tire Guides Tire Pressure Vehicle. 255/65R18 in Inches. A 255/65R18 tire has a 31.1-inch diameter, a 10-inch width, and is designed for a 18-inch rim.How to convert 295 65R18 to inches? First of all, we need to divide 295 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 11.6″. Then, 65% of the 11.6″ will result in 7.6″ sidewall. To get the total height or tire diameter, we need to sum the 18″ rim diameter with two of the sidewall heights.Tire Size 325/65R18 in inches. Below are the most common tire sizing information in inches: 325/65R18 Height - How tall is a 325/65R18 tire in inches? ... 305/65R18: 33.610: 12.008 - 1.024 in - 0.787 in: What does the 325 mean in tire size? This represents the treadwidth of the tire. The tread is 325mm wide, or 34.634 inches wide.Understanding 395/65R18 in inches, a detailed tire size meaning and wheel fitment guide. Ensure a proper fit for your vehicle's wheels. Tire Size Calculator Tire Size Chart Tire Guides Tire Pressure Vehicle. 395/65R18 in Inches. A 395/65R18 tire has a 38.2-inch diameter, a 15.6-inch width, and is designed for a 18-inch rim.285-65R18, 285-65R18, 305-65R18 tire size comparison with 1010tires.com Tire Size calculator. Use our tire calculator to compare tire sizes based on tire diameter, radius, sidewall height, circumference, revs per mile and speedometer difference. 1-877-877-1010 TOLL FREE. My Account . Tires. Shop. Tires By Vehicle;Jul 21, 2018 · Size ‎LT305/65R18 : Section Width ‎305 Millimeters : Load Capacity ‎3970 Pounds : Tread Depth ‎16.4 32nds : Ply Rating ‎12-Ply : Tire Diameter ‎33.6 : Item Diameter ‎33.6 Inches : Item Weight ‎68.43 Pounds : Manufacturer ‎NITTO : Model ‎RIDGE GRAPPLER : Item Weight ‎68.4 pounds : Country of Origin ‎USA : Item model ...The width of a 305/30R18 tire is 305 mm, which is about 12 inches. What size rim fits a 305/30R18 tire? A 305/30R18 tire fits on a rim that is 18 inches in diameter. What does the 30 in a 305/30R18 tire mean? The 30 in a 305/30R18 tire refers to the aspect ratio, meaning the height of the tire's sidewall is 30% of its width.The 275/65R18 tire has a circumference of 100.8 inches (2559.5 mm), This is the measurement of the distance the tire travels in one revolution. The tire circumference is important for your vehicle's overall performance, affecting its speedometer acceleration, accuracy and fuel efficiency. Circumference: 100.8 In.305/65r18 vs 33×12.50r18. The 305/65r18 and the 33×12.50r18 are similar in overall diameter, offering comparable ground clearance and off-road capabilities. The 305/65r18 has a slightly narrower section width, which can impact stability and grip. Ultimately, the choice comes down to personal preference and specific vehicle …36″ Tire Diameter. 305/75R18 = 36x12R18. 355/65R18 = 36.2x14R18. 38″ Tire Diameter. 395/65R18 = 38.2x15.6R18. *Disclaimer: Please note that our tire dimensions & measurements are an approximation number, while the tire manufacturers may have different ways in calculating or rounding numbers.305/60R20 in Inches. A 305/60R20 tire has a 34.4-inch diameter, a 12-inch width, and is designed for a 20-inch rim. In high flotation terms, this tire is labeled as 34.4x12R20. 12" 34.4" 108.1" 20" 7.2" 586.1 revs/mile. 305/60R20 Tire Overview. Height 34.4 inches. Wheel Diameter 20 inches. Tire Width 12 inches. CircumferenceEnter your vehicle to ensure these tires fit. Discount Tire credit card. Promotional financing available! Learn MoreLet’s consider a few examples to illustrate the practical application of the rim width tire size chart. For a rim width of 7 inches, the chart may recommend tire sizes such as 225/45R17 or 235/40R18. These tire size options allow you to choose the one that aligns with your preferences and performance requirements.The 275/65R18 conversion is very simple. There are 25.4 millimeters in an inch. All we have to do is divide tread width and sidewall height by 25.4 to convert to inches. To convert the tire width to inches, you divide 275 mm by 25.4, yielding a tire width of approximately 10.8 inches. To find the sidewall height in inches, you calculate 65% of ...285-65R18, 285-65R18, 305-65R18 tire size comparison with 1010tires.com Tire Size calculator. Use our tire calculator to compare tire sizes based on tire diameter, radius, sidewall height, circumference, revs per mile and speedometer difference. 1-877-877-1010 TOLL FREE. My Account . Tires. Shop. Tires By Vehicle;TikTok is testing a new horizontal full screen mode, the company confirmed to TechCrunch. The new mode is currently available to select users globally TikTok is testing a new horiz...Send us your suggestions and ideas for the tire size calculator! 305/65-R18 tires are 0.2 inches (5.1 mm) smaller in diameter than 305/70-R17 tires and the speedometer difference is 0.6%.The calculation results are presented in the form of visual infographics, on which tire with size 285/65 R18 is on top, and tire with size 305/65 R18 below. Both in the table and in the graph, the tires are compared according to the following indicators: overall diameter, section width, circumference, sidewall height and clearance.325/65R18 Tires. 325/65R18 tires have a diameter of 34.6", a section width of 12.8", and a wheel diameter of 18". The circumference is 108.8" and they have 583 revolutions per mile. Generally they are approved to be mounted on 9-12" wide wheels. Specs may vary by manufacturer. learn more.295/65R18 in Inches. A 295/65R18 tire has a 33.1-inch diameter, a 11.6-inch width, and is designed for a 18-inch rim.. In high flotation terms, this tire is labeled as 33.1x11.6R18.285/65-R18 tires are 1.38 inches (35 mm) larger in diameter than 305/55-R18 tires and the speedometer difference is 4.2%.3274 Views 0. 285/65R18 tires are 32.6″ tall, have a section width of 11.2″, and fit wheels with a diameter of 18. The circumference is 102.3″ that translates into 619 revolutions per mile. As a rule, they can be mounted on the wheels with 18″ x 8-10″ rim width. In the high flotation system, the equivalent tire size is 32.6×11.2R18.Also, the online application calculates the difference in real speed and speedometer readings if the difference between tire 285/65 R18 and tire 305/65 R18 is significant. Calculate the difference in inches. If you want to compare other tire sizes, then select their sizes in the drop-down fields and click on the green button.Use the Conversion Factor: Multiply the millimeter measurement by 0.03937 (that's the magic number to turn millimeters into inches). Voila! You've Got Inches: Now you know the section width in inches. For example, if your tire's section width is 205mm: 305 mm x 0.03937 = 12.00 inches.305/75-R18 tires are 2.36 inches (60 mm) larger in diameter than 265/75-R18 tires and the speedometer difference is 6.5%.When converted to inches, the equivalent of a LT295/70R18 tire size is 34.2x11.6R18. It means that: height overall (or diameter) is 34.2 inches. tread width is 11.6 inches. wheel diameter is 18 inches. Learn more →.305/65R17 tires have a diameter of 32.6", a section width of 12.0", and a wheel diameter of 17". The circumference is 102.4" and they have 619 revolutions per mile. Generally they are approved to be mounted on 8.5-11" wide wheels. Specs may vary by manufacturer. learn more.The 305/65R18 tire has an overall diameter of 33.6 inches, a section width of 12 inches, and can be mounted on 18 x 8.5-11.0 inches rim.Learn tire size meaning, use our tire size converter, or browse our tire size conversion charts. Why Buy Tires Online? Tire Deals/Promos Readers Rides Contact. Tire Size Calculator. Tire Size Comparison. ... 305/65R18 = 33.6x12R18 325/60R18 = 33.4x12.8R18 33X10.5R18 33X11.5R18 33X12.5R18 33X13R18 33X13.5R18. 34" Tire Diameter 285/75R18 = 34 ...The ladder pattern assists with effective starts and stops. Includes chains for driver's and passenger's sides. Snow Chains for 275/65-18tires.Custom fit by tire size, etrailer.com has expert service and tire chains reviews, order online at etrailer.com or call 1-800-940-8924.Convert any tire size by selecting tire size type and entering its specs. You can also browse the tire size conversion chart . Select Tire Size Type Metric (215/60R16) Flotation (35x12.50R17)Understanding 275/65R18 in inches. A detailed tire size meaning, dimensions, conversion, and wheel fitment guide. Understanding 275/65R18 in inches, a detailed tire size meaning and wheel fitment guide. Ensure a proper fit for your vehicle's wheels. ... 305/60R18: 32.4″ (0.9%) 18 x 8.5-11.0:Sony's Xplod subwoofers feature a unique pentagonal cone that provides a large surface area for high-performance bass output. Despite the pentagonal cone, the woofers are built int...The 255/65R18 tire has an overall diameter of 31.1 inches, a section width of 10 inches, and can be mounted on 18 x 7.0-9.0 inches rim.What size tire is 305/35R18 in Inches? The 305/35R18 tire has an overall diameter of 26.4 inches, a section width of 12 inches, and can be mounted on 18 x 10.0-12.0 inches rim. ... 395/65R18 = 38.2x15.6R18 *Disclaimer: Please note that our tire dimensions & measurements are an approximation number, while the tire manufacturers may have ...305/65R18 tires have a diameter of 33.6", a section width of 12.0", and a wheel diameter of 18". The circumference is 105.5" and they have 600 revolutions per mile. Generally they are approved to be mounted on 8.5-11" wide wheels. Specs may vary by manufacturer. learn more.How to convert 265 65R18 to inches? First of all, we need to divide 265 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 10.4″. Then, 65% of the 10.4″ will result in 6.8″ sidewall. To get the total height or tire diameter, we need to sum the 18″ rim diameter with two of the sidewall heights.When converted to inches, the equivalent of a LT305/65R18 tire size is 33.6x12R18. It means that: height overall (or diameter) is 33.6 inches. tread width is 12 inches. wheel diameter is 18 inches. Learn more →. LT305/65R18 tire size chart. LT305/65R18 tire size in inches. Height / overall diameter. 33.6 inches. Tread width. 12 inches. Sidewall.The main difference between 305 65r18 and 275 70r18 Tire Sizes is in the section width. The section width of a 305 65r18 tire is 1.18 inches or 10.9% wider than a 275 70r18 tire. This difference in width can make a big difference in the way your vehicle handles. If you are looking for better grip and traction, you should choose a 305 65r18 tire ...305/60R18: 32.4″ 2.70%: Our Observation With a diameter of 31.6 inches, the 265/65R18 tire size offers balanced performance for various vehicles. Its broad tread width of 10.4 inches ensures a stable footprint on the road, enhancing traction and braking capabilities. The sidewall height of 6.8 inches strikes a balance between comfort and handling, …

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That How to convert LT305 65R18 to inches? First of all, we need to divide 305 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 12″. Then, 65% of the 12″ will result in 7.8″ sidewall. To get the total height or tire diameter, we need to sum the 18″ rim diameter with two of the sidewall heights.

How TikTok is testing a new horizontal full screen mode, the company confirmed to TechCrunch. The new mode is currently available to select users globally TikTok is testing a new horiz...Big Fat Tires - 305/65/18s. I posted the below buried deep in a thread. But I believe it warrants its own. Bringing attention to 305/65R18's. Surprised this size is not well represented on the boards. On paper, this would be the ideal aggressive fitment, without needing drastic cutting or clearancing. ~33.6" x 12"...Apple has planned new upgraded MacBook Pros for launch “later this year” according to a new report from Bloomberg. These new models would come in both 14-inch and 16-inch sizes, wi...An easy to use tire size converter. You input the metric measurement and it spits it out in inches. We agree! So here you go. A tire size converter at your convenience everyday anytime you want. Just input either metric or inch measurements in the appropriate fields and click "convert" to instantly view tire conversions.How to convert P265 65R18 to inches? First of all, we need to divide 265 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 10.4″. Then, 65% of the 10.4″ will result in 6.8″ sidewall. To get the total height or tire diameter, we need to sum the 18″ rim diameter with two of the sidewall heights.

When Use the tables and jump links below to find your particular RAM and our recommended tire size! RAM 1500 Generations: 5th Gen. 2019-Current. 4th Gen. 2009-2018. 3rd Gen. 2002-2008. 2nd Gen. 1994-2001. ... 325/65R18. Modifications. Recommended Wheel/Tire Specs. 3.5" Lift Kit. 33x12.50R18 on 18x10 (+0, +1), 18x8.5 (+0 ... 305/55R20 on 20x9 (+0, +1 ...When converted to inches, the equivalent of a LT305/65R18 tire size is 33.6x12R18. It means that: height overall (or diameter) is 33.6 inches. tread width is 12 inches. wheel diameter is 18 inches. Learn more →. LT305/65R18 tire size chart. LT305/65R18 tire size in inches. Height / overall diameter. 33.6 inches. Tread width. 12 inches. Sidewall.285/65R20 Tires. 285/65R20 tires have a diameter of 34.6", a section width of 11.2", and a wheel diameter of 20". The circumference is 108.6" and they have 583 revolutions per mile. Generally they are approved to be mounted on 8-10" wide wheels. Specs may vary by manufacturer. learn more.…

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zillow rogers park chicago The 305/70R17 has a width of 12 inches (305 mm). This is the tire measurement at its thickest point, the distance between the inner sidewall’s and the outer sidewall’s widest point, also known as section width or tread width. Tread width: 12 In. ... 305/65R18: 33.6″ ( … edu cps gmailrear lower control arms Set of 4 Advanta SVT-01 265/65R18 114T All Season Performance Tires 60,000 Mi Warranty 1932438655 / 265/65/18 / 2656518 Fits: 2014-18 Chevrolet Silverado 1500 LTZ, 2014-18 GMC Sierra 1500 SLE. Free shipping, arrives in 3+ days. Sponsored. craigslist trucks for sale phoenix arizonaboyz shop onlineerin perrine bio Jan 21, 2024 · Summary: An LT315/70R17 tire is around 12.40 inches wide and 34.36 inches tall. Example 3: 285/65R18 In Inches. Tire Size: P285/65R18 Width Conversion: 285mm / 25.4 = about 11.22 inches; Aspect Ratio Calculation: 65% of 11.22 inches = 7.29 inches (sidewall height) Total Tire Height: (7.29 inches * 2) + 18 inches (wheel diameter) = 32.58 inchesYou know the wheel radius is 7.5-inches, and the tire radius is 15.5 inches. So, 7.5 minus 15.5 gets you approximately an 8-inch-tall sidewall. For the P-metric equivalent, let's take a P265/75R15 ... ess onephilly login The 305/60R18 tire has an overall diameter of 32.41 inches, a section width of 12.01 inches, and can be mounted on an 18-inch height rim. It's a common tire. ... 305/60r18 in inches - Tire Size Diameter & Explanation. By Sulaiman October 29, 2023 October 22, 2023.305/65R18 on 3 inches? Discussion in '2nd Gen. Tacomas (2005-2015)' started by MotoMan37, Dec 16, 2018. Post Reply. Dec 16, 2018 at 8:04 PM #1 #1. MotoMan37 [OP] New Member. Joined: Dec 16, 2018 Member: ... Since the 18's are an inch taller I think you will rub the mount pretty bad. sams club tires centeronline pizza hut specialsoreillys gainesville texas 285/65R18 Tire Size in Inches. 285/65R18 is a metric tire size representation, which defines that the tires have a width of 285 mm, 65 is the aspect ratio and a rim diameter of 18 inches. In the imperial system the tire size 285/65R18 equates to a 32.6×11.2R18 that is commonly used in the automotive industry. So Converting 285/65R18 in inches the tires have a length of 32.6 inches, a width of ...285/75R18 Tires. 285/75R18 tires have a diameter of 34.8", a section width of 11.2", and a wheel diameter of 18". The circumference is 109.4" and they have 579 revolutions per mile. Generally they are approved to be mounted on 7.5-9.5" wide wheels. Specs may vary by manufacturer. learn more.