So sometimes therell be another model that has a bigger tyre placard and you can use those numbers instead of the numbers on your placard. Im not sure what the regulations are over there, Thanks for that.I will give them a phone call. When changing tire sizes, we recommend staying within 3% of the diameter/height of the original tire. Load index, Rim width and measuring rim for tyre size chart, Tyre width for rim width chart. Our specialised tyre experts are here for all of your tyre puncture needs. What Is A Bald Tyre and How Do I Spot One? eg. It's time to get a new set of tyres to avoid possible blowouts and accidents. I'm in NSW the anal state . Rim diameters cant exceed those specified by the manufacturer, although plus one and plus two wheels and tyres are allowed so long as the overall diameter of the large rims and fitted low profile tyres dont exceed the manufacturers diameter specification. When going to a larger tyre size or dropping down to a lower tyre size on a set of alloy wheels it is important to make sure your vehicles rolling circumference remains the same or as close to the original rolling circumference as is possible. Keep reading to learn more about Australian tyre safety standards, including how to measure your tyre tread depth. So its a fake 44! To be considered roadworthy your tyres must be free from cuts, cracks . Luckily for us most of these very strict laws do not apply here in the nt, where we can go 100mm overall lift. This is an increase of 25mm over the previous Queensland rule that allowed a total of only 50mm (suspension) lift on ESC-equipped 4WD vehicles. The tire will stick out 15 mm farther. So, be careful. smaller sidewall height(lower series, aspect ratio) than it's on the Example: The height of this tyre is 65% of . ProFleet, your fleet of vehicles gets priority booking at over 270 Tyrepower locations across The Prestige being the top-of-the-pops 44 model with various extras including low range. P275 / 35 ZR20. By J. ames Cleary -25 Feb 2023. . Your new tyre is more than 15mm taller - check that's legal, usually limit is +15mm for cars, +50mm for 4X4s. Nicely written article Aaron, cheers buddy. Use the tyre calculator to populate a list of alternate tyre sizes. Fitting and adding alternative fuel tanks are also covered: Fitting/adding an alternative fuel tank or repositioning an existing fuel tank to non-original mounting points. Find the series of numbers on the sidewall. http://www.rms.nsw.gov.au/registration/downloads/vsi/vsi6.pdf, Have a clearer view with Next Gen Towing Mirrors, Evolution of the Ford Ranger in Australia, How this Next Gen Everest was turned into a beach touring machine. I have a 2012 hilux sr, I wanted to get a 2inch lift with 32 inch tyres. The first number on a metric tyre is the width. Tire diameter measurements vary for each pattern or brand. you guest it its all about the weakest vehicle manufacturer in the group. Yellow stickers can be issued for a huge range of things, from engine modifications that are not approved through to tyres sticking outside of the guards, oil leaks, cracked windscreens, perished seatbelts, big lift kits or bald tyres and the list goes on! Not only does tyre pressure change the measured diamter, but so does tyre speed. Learn more Nitrogen Inflation Ensure tyres have adequate tread depth. Rim is 8 mm closer to suspension components. Cause theres no were in geraldton that is willing to do it cheers. If that's the case, the tyre's greater sidewall height (shown by the aspect ratio) might make up the difference in rolling radius. I would contact the department of transport for your state and get a list of the engineers, and call them. The GU would be one of few that can legally run 285/75r16 or equivalent these days. In reality then, you are limited to: 1 inch lift and 2 inch bigger diameter tyres (together) 2 inch lift and the same size tyres. If you have modified any of the following items on your 4WD itwould be a very good idea to do some reading up: That said, there are 32 ways to make your 4WD illegal which are pretty straight forward. Suggest you use the right terminology. Low profile tyres have smaller aspect ratios. Ride Height and Gearing to Remains the Same. This includes not showing signs of chunking (where chunks of tread break away), or separation from the tyre carcass. Its a total joke, and is causing a lot of dramas. Cars manufactured on or after the first of July 1988 must also have a speedo that is accurate to plus or minus 10 percent for all speeds above 40km/h. The maximum allowed increase in track over the manufacturers specifications is one inch, or 25mm. Thread starter mikehzz; Start date Dec 16, 2016; M. mikehzz Well-Known Member. Body lifts and suspension lifts are also limited in height, varying from state to state. Dec 16, 2016 #1 I found this from Mr 4x4 in my inbox this morning. In other words, it says what is acceptable deviation of the I have been looking into this for my SUV 44 x-trail. How to choose the right tyres for my car? Just type in the metric fields and click convert to inches. But do your own checks first because there is a 24 xtrail version. In many cases, unless the assessor is very knowledgeable, or your vehicle is obviously unroadworthy, your claim will slide by with no problem at all. I found this from Mr 4x4 in my inbox this morning. Overall wheel rim width cant exceed 177.8mm (seven inches) unless specified by the manufacturer, and cars that are equipped with 177.8mm rims cant have higher width rims fitted at all. You can measure this, but yes, 50mm maximum in diameter increase, and width you can go as wide as you want, as long as its covered by flares. Many also refer to the National Code of Practice and VSB 14, but there are also some state regulations that can differ. This area isn't so But, the tires are the most important component by far. To check your vehicles tyre tread wear, you may refer to the following ways: Inspect your tyres monthly for tread depth, proper tyre inflation, and any damage. In NSW you are allowed to fit wheels that are up to 26mm wider than the manufacturers specified wheels without needing to notify the Roads and Traffic Authority (RTA). The skinny tyres fitted to the cheaper models are actually taller than the wider tyres fitted to the GXL. However, since your tyre is always in constant friction with the road, the tread will eventually wear down. Location: Bombay. After some quick tips on how to tow a trailer or caravan safely? This is for informative purposes only. The tire dimensions listed satisfy only one criterion in the quest for a new tire dimension, the one My tyre placard lists three sizes: 205/55/16, 225/45/17, 225/40/18. The new rule allows a vehicle equipped with ESC to have a suspension lift measured at 50mm and a tyre overall diameter increase of 50mm (thereby increasing ride height by 25mm). ,V? U? If you know for sure that your vehicle is illegal (essentially if your roof height has gone up by more than 50mm from factory), you need to do a lane change test, and have an engineer to sign off on the modifications. Wider tyre may require wider rim; road regulations may say permitted rim width is +/- 25mm from . In America, it is common for off road vehicles to see 4-6 inches of lift and 35-37 inch tires (usually on jeeps, not many twin solid axle vehicles left here) while saftey is important, the Aussie standards seem way over done. The Police have a responsibility of pulling vehicles over that they deem to be un-roadworthy. Current Size. The police has no real job in this country.Therefore they giving #### to the motorists for no reason.Australia is the most over regulated country in the world.A nanny state.In America ,people can put all kinds of wheels on their car,how come we cant?We dont live in a free country unfortunately.Some stupid people trying to control everything we do,like in a police state. Column "Winter tyres only" that has an asterisk in a table row, means that the row tyre size is acceptable only for Home; Learn more about how it works, A tyre comparison guide to help you with your decision making, Wheel alignments are critical to balance the tread wear and performance of your new tyres, What is a wheel offset? 4) Rim diameter in inches. width affects the tyre choice also, besides its diameter. As one of Australias leading multibranded fuel cards, the Tyrepower Fleet Card gives you the power of so much more. If you have a 4WD that has a lot of gear on it, take a look at this post What does your 4WD weigh? Just to clarify tyre sizes, any car that is placarded with 265/70/16 tyres, most common size, cannot run a 33 or 285/75/16 because this exceeds the 50mm difference. Download Article. the 285/75R16 is a legal tyre . Thank you very much. You can use it for a wide variety of tyres including street, racetrack, trailer, spare, off-road and even extreme mud-terrain tyres. You will find that theres no benefit going too wide though, and it will increase the chance of it scrubbing. (+5% for Winter tires) of the difference between the OE overall tyre diameter and the OE wheel diameter For each tyre size you input our tyre calculator suggests multiple tyre sizes that are with in one inch bigger and smaller of the entered tyre size. you needs, but only to give you a suggestion in your quest for the final answer. For example, if you go from 33 tyres to 35 tyres, although they are 2 inches bigger, you only raise the vehicle 1 inch the radius change. The moment you change that, the engineering goes out the window. Its not a huge difference between the two but the profile difference between 75% of the tread width and 70% can be enough of a difference to put your speedo out of whack too? Perhaps you should re-read, before you leave comments that make you look rather silly. Within those limits, any rim diameter is allowed. I am unsure if there is much of a difference or not between the sizes and would like the look of the bigger tyre but dont want to significantly impede performance of the car. Pat Callinan's 4X4 Adventures; December 1, 2013; . So, how does an illegal 4WD add risk to the driver? Taking into consideration looks and performance (reduced power, speedo, fuel economy) which size would you recommend? 195/65R15. Do I need to notify the insurance company about this modification? DPF is not in every diesel..they were trialed in automatic Nissan D40 for example in 2009/10then removed..my 2011 auto does not have a dpfplease get your facts right before you publish endstream endobj 380 0 obj <>stream The sidewall height is a percentage of the width of the tyre. As with some other jurisdictions, you cant increase or decrease the diameter of the wheel by more than 50mm. In this example, the width is 185. 13 inches - 5 tyres. legal tyre size calculator nsw. CS|Cycling-Sport's tire pressure calculator is to be used as a reference tool for end-users. Get weekly updates with the latest car news and reviews. . Ford Ranger Raptor ready to rip in for NSW police! The maximum increase in combined wheel and tyre diameter allowed in Queensland is plus 15mm or minus 26mm. If you are considering replacing your tires with a different sized tire, you can conduct a size comparison, which can help you determine what alternate tire sizes will work on your vehicle. Every tyre has its purpose. I doubt you will get a vehicle with such a big lift engineered in WA, but you could try. The condition of your tyres is imperative for the overall performance and safety of your vehicle. Outside Diameter = 778.50mm. experience with the Tyre Size Calculator, If one of the tyre sizes marked on the placard (eg 215/65R17) matches the marking on the tyre sidewalls, certification is not . TAKE NOTE: Tyre manufacturers recommend that you don't allow your tyre tread depth to go below 3 mm for added safety. Thank you very much, Aaron, any suggestions or tips would be greatly appreciated. There are many more possibilities and choices in metric tyres so the use of a tyre size calculator can come in handy. Surely the pits would just approve it all? That is of course, unless there are other models in your range with only cosmetic changes that run bigger tyres. Australian law states that if your tread falls below 1.5mm or your treadwear indicators make contact with the road surface, your tyre is classed as unroadworthy. If you live in different states, then you will have to do some digging. Anything below is considered unroadworthy. It is similar to 315/75/16. Example not requiring certification: Replacing 215/65R17 (712 mm overall diameter) tyres with 235/65R17 (738 mm overall diameter) tyres, an increase in overall diameter of 26 mm, or 4%. Join Date: Feb 2004. %. Its only the inch below the diff that raises the vehicle. I cant answer your question about whether they factor actual size, or theoretical size. If you want this, you need engineering approval. 3. NEW feature: Or, You can display adequate tyres for all three Plus Sizing methods: The calculator lists optional/alternate tyre sizes, based on the entered OE tyre size, where the overall tyre diameter Misaligned wheels All punctured or damaged tyres must be removed from the wheel for internal and external examination to ensure there is no hidden secondary damage which may later cause tyre failure. /qkZ#0!\%Z4ZS=I5$:um4+}S'|6Tem@wtL}2Fz?RPwmY}5X;yP,o=OjNWHEQW]'txg^SZ&Osmh6D.*'Wo/ fb=C_'=*6_YhB Will They Fit - The No.1 Online Alloy Wheel & Tyre Fitment Calculator. Tires calculator. Example: 285/75R16 (285 X 75 / 2540 x 2) + 16 = 32.8 inches tall. This post is referring to WA though. The overall diameter of 8.25-16 is 32.5, which is only 1.5 larger than the factory tyre. In order to cover yourself, get any modifications that are outside of the regulations engineered. It is 15.2mm larger than that of 225/40/18(637.2mm). Anything below 1.6mm is considered illegal in Australia. Tire is 5 mm closer to suspension components. I live in Victoria, Youll need to go to the local road authority website and see what they use. Rest assured, our staff have the experience and the know-how to find the right match for whatever fitment you are looking for. However surely then if you have 1 lift and 2 bigger diameter tyres your car is now 3 off the ground and illegal? Profile / Aspect Ratio (B) - The profile is the depth of the tyre sidewall. You can also run comparisons between different tyres and work out the differences in size and odometer corrections. Plus One, Two and Three; at the same time, by clicking on the "Show Plus One, Two 'n Three Tyre Sizes" - the blue button. Would insurance still 100% no questions asked cover my nt regoed and compliant 4wd if I were in another state where VSB 14 has been adopted??? If you have bigger tyres than standard and a 2 inch lift (or bigger), your vehicle is also illegal. Why Buy Tires Online? 165R13. If your tyres are worn to the tread wear indicators (TWI) - 1.6mm or below - they must be replaced. OR. Im looking at lifting my Hilux and was just wondering if the roof height included any roof attachments, i.e awning, roof rack, gas bottle holder etc or i s it worked from the manufacturers standard roof height from their vehicle specifications? Any more than this and you face the risk of brake failure. Example requiring certification: Fitting an alternative fuel tank or repositioning of an existing fuel tank to non-original mounting points. Get your wheels professionally aligned (every six months). Need tyres? The second number on a metric tyre is to calculate the side wall measurement. In regards to breaking the law, I dont think so, but confirmation from your local road authority would put your mind at rest. That said, I think the laws surrounding modifications of 4WDs need to be seriously looked at, and Im sure a number of you would agree. I want to increase to either a 265/75/16 (803.9mm) or a bigger 275/70/17 (816.8mm). I would speak to some tyre shops, and see what they recommend. I know this, as Ive been on it (cant remember the address) and I have spoken to engineers who have looked this information up in a matter of minutes. And like other states, the wheels cant protrude from the bodywork of the car when theyre in the straight ahead position. Select your tyre size and find the right car tyre for you. It probably is over regulated, but it does stop a lot of people doing stupid things too. The New South Wales Roads and Maritime Services have released a concise document that deals with many of the new rules that surround the modification of any vehicle under 4.5 tonnes GVM, and required certification. for the selected tire size. Look at the tyre size on your placard and you can go 50mm above that in WA. This site is protected by reCAPTCHA and the Google Privacy Policy Any thoughts? Your feedback, suggestions and ideas in order to help us serve you better. To find alternative tyres, simply click on each size to see what Tyroola has available. When a tyre is brand new, it starts off with about 8mm of tread depth - measuring from the bottom surface of the tyre to the top of the tread. The sidewall is the outer wall of the tire, rather than the tread that contacts the road. Are we allowed to run 37s as its with in the 7% guideline? Expand. And hopefully stop people starting all the posts about how big there tyres are. When you fit larger tyres, the vehicle height only goes up by half of the tyre height difference. As the tread depth gets shallower, going down from 8mm to 5mm to 3mm and so on, your tyre will lose its ability to grip and stay on the road. tyre construction (Radial or Bias-ply), tyre speed rating, load capacity and maximum inflation pressure. if suspension flex is your cup of tea, you have either the wrong vehicle or as a weekend warrior either way you are close to home. The diameter of the new wheel and tyre combination cant be more than 15mm beyond the largest diameter combination specified by the manufacturer for that car. If your tread depth is less than 3mm, you should consider replacing your tyres. We have tyres to fit all your driving needs and all budgets. It calculates the tyre dimensions for plus sizing. 1. NO need to pay twice for the same app! However, I do believe there is an unhealthy obsession with fitting Bigger Tyres and lift kits, without proper consideration as to the benefits and risks associated with doing so. When it comes to these results, it is recommended that you only use options within 1.5% and -2%. Posts: 66,782 Thanked: 266,033 Times View My Garage . Good to know. You already have one wheel Since the blitz in Qld, police in NSW have also started paying close attention to 4wdrivers that are lifted slightly over the limit. This size fits without any rubbing problems, and no trimming or additional modifications are required to make them function properly. If anyone has more that they kno let me kno and ill add them on. Interest free. For finding the appropriate wheel for the tire size you may use our A very useful tyre calculator when searching for tyres that are a different size than stock. Im going to assume you dont have a 4WD? When using a tyre size comparison tool, it's important to know the difference in the outer diameter. Your tyre tread is what grips the driving surface, keeping your vehicle steady so you don't lose control. simple it might look on the first sight, it requires a tire professional with an experience and testing Enhance grip and traction for safe braking and confident driving. Upsizing or fitting taller / larger tyres will reflect a slower speedometer reading than your actual speed. DAP Pricing Unless otherwise stated, all prices are shown as Manufacturer's Recommended List Price (MRLP) inclusive of GST, exclusive of options and on road costs. When it comes to these results, it is recommended that you only use options within 1.5% and -2%. This is the maximum legal lift kit height in WA as long as you run the factory size tyre. Use our comprehensive online wheel size calculator to visualise different alloy wheels and tyre combinations. This exceeds the 50mm increase for the SX versions, but is within the 50mm increase for the LSU versions, and as a result we've gone for them. I think they do this as its the only measurement that goes up with increased tyre size, suspension and body lifts. By changing the wheel track of your vehicle the handling changes. Reply Australia; RG.I [2012 . They need to make things standardized across the country, and get the police on the same page. The overall diameter of the rim cant be more than 15mm more than manufacturer specifications, while the rim and tyre are also not allowed to foul the bodywork or suspension. Steering and suspension issues Cop at an rbt chatted me about the 285/75r16 tyres that have been on the 80's wheels for the last 7 yrs. No, I would say you cannot. At the end of the day the driver makes most of the difference. In this way, you can run 2 inch bigger tyres with a 1 inch lift, because it only raises the vehicle by 2 inches, Hey guys, For more tyreand wheel information check this PDF. Do you know of any engineers in SA that could sign off a 4 wheel drive? In theory then, a car with 15-inch wheels might be able to take a 17-inch space saver. endstream endobj 381 0 obj <>stream Use Tyroola's tyre calculator to find substitute tyre sizes for your vehicle if you're looking for a change. %. Example not requiring certification: Fitting a replacement fuel tank of equal capacity using the original manufacturers mounting points. Motor vehicles in Australia are subject to many complex but necessary safety standards, and tyres are no exception. If I do not notify the insurance company, will they decline my claim? You will find that the Everest had its compliance rating changed to MC, so its not actually a passenger car. 155/80R13. The thing is it came stock with alloy wheels and 225/60/R18 road tyres. But the placard on the door frame states Recommended tyre size 225/60/R18 100H (no mention of other sizes). MA is classed as a passenger car and can only have 15mm Total diameter Tyre increase, 7.5mm Tyre lift! tire size or rims Choose a tab below to get fitment data for your vehicle or to find vehicles matching your criteria. I totally agree; there are plenty of modified 4WDs that handle better than they did from the factory showroom, but unfortunately there are serious risks of driving a 4WD that isnt legal over here. 7. In the last two years more than 160,000 calculations have been made by over 33,000 people! Id also probably avoid going for steel wheels unless you want to increase your fuel consumption. The maximum tyre width allowed is 1.3 times the width of the largest optional tyre offered by the manufacturer. My request at DOTWA was rejected on this basis. Again, the purpose of these calculators and charts isn't to give the final verdict what is the best for If I do not have engineering approval, will the police give me a yellow sticker? Legally in Australia, tyres must have a minimum tread depth of 1.6mm. Tyre Size Calculator/Tire Plus Sizing Calculator helps you to find the optimal tyre size when This is a tyre size chart i saw at a 4wd shop workshop the other day. High-performance 4x4 ute a candidate for on- and off-road police duty. You are also not allowed to fit tyres that are more than 50mm bigger than the factory tyre diameter. If you want to know how to measure tyre tread depth in Australia, you should pay close attention to the following: https://tyrepower.com.au/tyres/tyre-care. Incorrect tyre pressure Effectively, you are limited to a 50mm bigger tyre and 25mm suspension lift without engineering. Buy now. I dont see it changing any time soon! A long-lasting summer tyre designed for vans and other people movers. Pay for it later - in four equal instalments. The tire size comparison calculator takes the measurements of two tyres and compares the diameter, width, sidewall, circumference, and revolutions per mile. I dont mate, but Im told the guys at Regency should be able to give you a list. Wheel and tyre combinations that exceed these rules can be used as long as an engineering certificate has been issued by an appropriate inspection authority. The diameter of 205/60/16 is 652.4mm. Learn more about how it works, A tyre comparison guide to help you with your decision making, Wheel alignments are critical to balance the tread wear and performance of your new tyres, What is a wheel offset? Cheers. 15.2mm do exceed the legal range(15mm), but because it is used tires, the tyres tread has been worn out more than 1mm when I put it on my rim. Bridgestone Desert Dueler D697 - LT285/65R17 120S - That's a 120 load index = 1,400kgs and S speed rated = 180kph.