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. It also solves the problem of deciding what tyre you would like to run if you have inch measurements in mind but can't find a company that manufactures that inch size tyre. The owner manual lists within the vehicle specs the various 16-18 wheels and tyres that come stock on the different-spec Grand Vitaras. 225/50R17. Youre also not allowed to fit wheel spacers unless they are factory fitted while steering limit stops cant be adjusted to allow the fitting of larger rims or tyres. What Is A Bald Tyre and How Do I Spot One? Good to know. Developed in association with the NSW Vehicle Standards Working Group . When you fit larger tyres, the vehicle height only goes up by half of the tyre height difference. What are the shipping charges to my area? Where you frequently drive Anything below is considered unroadworthy. Please choose a category from the left menu. Find the series of numbers on the sidewall. . For more tyreand wheel information check this Vicroads PDF. Column "Diff" may have percentages in the range from -3% to +4%(+5% for Winter tyres), which are allowed. Look at your existing tyres and enter their size into the calculator. So, how does an illegal 4WD add risk to the driver? Does this law apply in vic as i see lots of 4wds over the size limit for lifts and tyres. Driving frequently with excess weight This is why knowing how to measure your tyre tread is so important. In order to cover yourself, get any modifications that are outside of the regulations engineered. So its a fake 44! 175/70R13. 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. If I go to tyre sales websites and enter the vehicle details, they only give 17 and 18 options. Theres certainly some interesting areas to delve into that youve mentioned though. The tire dimensions listed satisfy only one criterion in the quest for a new tire dimension, the one Need vehicle servicing, repairs, accommodation and more for your business vehicles? We offer Nitrogen inflation for all passenger cars, light trucks and SUV/4WD's. Buy now. The tire size comparison calculator takes the measurements of two tyres and compares the diameter, width, sidewall, circumference, and revolutions per mile. Every tire size has the measuring rim and the approved rim width range. Larger wheels and tyres may look sexy, but make sure they adhere to the law and keep your insurance company happy. There is a government website that most workshops have access to, which gives you all the detail you want about roof height. What happens when they defect you? Our tool gives this in percentages: a positive number is larger/wider, while a minus number represents a negative change. Tyre and Rim Standards Manual, issued by the Tyre and Rim Association of Australia An Xtrail will go to a lot of places. The truck weve been waiting for has been durability tested Down Under, Ranger Raptor wins Baja 1000 and drives home, Why the Ranger Raptor has changed the game. Great to hear your engineering was so cheap. In other words, 1 inch goes above the diff, and one inch below the diff. Table columns headings: Column "Diff" may have percentages in the range from -3% to +4% (+5% for Winter tyres), which are allowed. on the site(a tire service). Check out our guide for answers to all your questions. The listed diameters are from calculations based on the tire size. They have however started measuring the hight of the lift from the center of the rim to the underside of the wheel arch. And for 4WD owners and prospective buyers the big news is this: "Allows ride height to be increased by 75mm; comprising 50mm suspension and 25mm wheel/tyre without requiring certification under . Just as many dont know, but either way, you really, really need to care as the consequences of driving an illegal 4WD are extreme. If you have any questions about tyre sizes, please give us a call on 02 8880 4628 or you may find this online tool helpful. So, be careful. Find the right tyre size for your vehicle or learn more about tyres, Tyroola offers free shipping and delivery to selected metro areas, At Tyroola you can fit out your whole car under $160. I dont see it changing any time soon! The second number on a metric tyre is to calculate the side wall measurement. Defective brakes. Tire Calculator; Articles; Tire Glossary; API Data & Services . It calculates the tyre dimensions for plus sizing. Posts: 66,782 Thanked: 266,033 Times View My Garage . TYRE UPSIZE CALCULATOR. Your personal driving style However surely then if you have 1 lift and 2 bigger diameter tyres your car is now 3 off the ground and illegal? h262P0Pw/+Q0L)662)Ic0i1P` Profile / Aspect Ratio (B) - The profile is the depth of the tyre sidewall. Its hard to get this sort of information from insurance companies too, but perhaps it would be worth a go. MA is classed as a passenger car and can only have 15mm Total diameter Tyre increase, 7.5mm Tyre lift! Rim Diameter + 381.00mm. At the end of the day, this is far more important than how far your 4WD goes off road. it really depends on the officer that pulls you over ,you carnt get 22 inch tyres with the legal load rating to suit the ve,the 22 inch wheel size is ok ,but put an hsv tyre plackard on just incase your . Ive written a very, very simple guide that explains it all: Towing capacity; a simple guide to keep you legal. Its not worded very clearly, is it? The thumb rule to calculate sidewall height says that for every 10mm increase in width of tyre, the sidewall height (or aspect ratio) should be reduced by 5%. Note: Tyres showing wear on one side, or showing feathered edges to the tread pattern, are often indicative of mechanical maladjustment. Please respect the ETRTO guidelines limiting maximum tire pressure to 72.5 psi / 5 bar for Tubeless Straight Sidewall (TSS) or 'Hookless' type rims. Load index, Rim width and measuring rim for tyre size chart, Tyre width for rim width chart. It's NSW reg'd and passed rego inspection just two days ago. Compare tyre specs (tyre diameter, sidewall width and height and tread width) side by side. Wheel/Rim Size Calculator in which OR. In Western Australia, VSB 14 has been adopted, which is a document that goes through the large majority of modifications done to vehicles, and what is legal or illegal. 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. Every tyre has its purpose. The first number on a metric tyre is the width. Motor vehicles in Australia are subject to many complex but necessary safety standards, and tyres are no exception. You will find that theres no benefit going too wide though, and it will increase the chance of it scrubbing. Email Us. Speak to an engineer, but youll find the process of engineering is to make the vehicle safe in its condition. This formula is used by the leading tyre manufacturers. Heres a guideline to whats legal in the major states of Australia. . 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. Ive heard this too. of replacing a wheel with a larger one and mounting a suitable tyre on that wheel, the tyre with a You are also not allowed to fit tyres that are more than 50mm bigger than the factory tyre diameter. just curious Example requiring certification: Fitting an alternative fuel tank or repositioning of an existing fuel tank to non-original mounting points. original equipment(OE) tyre, Remember, too, that changing the rolling radius of a tyre can affect the accuracy of the speedo, so it pays to ensure its checked by an expert. Unless you planning on doing serious off road work, Id get the 16s. 1= 'c If you have an accident with an illegal 4WD, what happens? In WA, you can only lift the roof of your vehicle 50mm total, in combination of suspension lift, body lift and tyres. Cheers. 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! Too much or too little air causes uneven wear, reduces handling and grip, and shortens the life of the tyres. Calculating Sidewall Height: The sidewall height of our stock tyre is 65% of the thread width (185/ 65 R15). Cheers. Alternatively ring them. 31X10.5R15. If so where can find this information? While it may sound simple just to increase the diameter of your wheels, as you . Wheel Fitment API ; . %. Width (A) - The tyre width measured in millimetres. My request at DOTWA was rejected on this basis. We recommend you take the 20c test once a month and before any road trips. 3. When changing your tyre size, stay within 3% of your original tyre's diameter and height. There are heaps of calculators, google tyre size calculator but the best info you can get is from your local RTA authority websites. Ok so for the practicalities, if it rides like a boat then it is illegal, if in the braking arena you bend the pedal, foot well or your leg or presents anxioty than its possible illegal or brakes are not up to spec. By J. ames Cleary -25 Feb 2023. . legal tyre size calculator nsw. Regularly get your tyres rotated to ensure even tread wear. The sidewall height or "aspect ratio" of a 285/75/R16 tyre is 75% of 285mm. legal tyre size calculator nsw. They are inspected on the side of the road, and if the police believe the vehicle isnt roadworthy, you may get a yellow sticker. Inch measurement tyres are fairly easy to understand however metric tyres use a more difficult system to read. In theory then, a car with 15-inch wheels might be able to take a 17-inch space saver. Many 4wds over here are modified, my 2012 hilux has 31s and a 2 lift. %. The most popular Plus Sizing methods are: All these plus sizing methods require a larger replacement wheel/rim, whose It is also dangerous to drive because: Your tyre will lose grip and traction. specific new wheel diameter you've entered, aren't all suitable for your car. The tyre plus sizing or the tyre upsizing is the procedure call us on 1300 367 897 or search by vehicle registration below. See below for more information on what this refers to. hmK0%XACj 28,6/i! @ QPRH>R3+s6nn|. Tire Calculator Notes: Tire diameter can vary slightly for each tire model. You already have one wheel tire size or rims Choose a tab below to get fitment data for your vehicle or to find vehicles matching your criteria. If caught driving an illegal tyre, you will receive afine and demerit PER TYRE below the legal limit- which varies per state/territory. inn of the mountain gods gift shop / circle k workday login / legal tyre size calculator nsw. Vehicle Standard (Australian Design Rule 95/00 -Installation of Tyres) 2018. NO need to pay twice for the same app! should be the OE tyre size) diameter. 5. An interesting write up. In this article, we'll discuss your tyre tread depth: what it is, its importance, and how to ensure your tread depth is still considered street legal. 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.