255/40R18 tyres
Compare 85 tyres in 255/40R18 (also written 255/40 R18 or 255 40 18) from 36 brands, priced from $92 to $947 each including GST. Tread types in this size include performance, touring, summer and highway terrain. Choose delivery to your address, or have them sent to a Tyroola fitting partner near you to be fitted and balanced.
Vehicles that use 255/40R18
Factory 255/40R18 fitments sold in Australia include selected BMW 3 Series models, BMW M3 variants and Lexus IS models. Pirelli also lists approved 255/40R18 applications for selected BMW and Mercedes-Benz models. Fitment varies by year, variant and wheel package, so check the tyre placard or owner's manual before ordering.
Tyroola lists 85 products from 36 brands. The range includes Michelin, Pirelli, Yokohama, Kumho, Bridgestone, Goodride, Goodyear, Continental and Falken. Prices run from $92 to $947 per tyre, in AUD including GST. Tyres can be delivered Australia-wide or sent to a nationwide Tyroola fitting partner for fitting and balancing.
Choosing a 255/40R18 tyre
Performance tyres suit the handling focus of many BMW, Mercedes-Benz and Lexus applications. Touring tyres can be a practical choice for regular road use, while summer tyres suit drivers prioritising dry-road response. The catalogue includes 48 Performance, 18 Touring, 15 Summer, three Highway terrain and one Semi-slick option.
Cheap 255/40R18 tyres are available from $92, while premium choices cost more. Compare tread pattern, brand, speed rating, stock and price side by side. 255/40R18 all terrain tyres are not a typical choice for these passenger-car fitments, and the catalogue has only three Highway terrain listings. Confirm the complete size, load and speed requirements on the tyre placard.
What 255/40R18 means
A 255/40R18 tyre is 255 mm wide across the tread. The sidewall is 40% of that width, about 102 mm tall, and it fits a 18-inch rim. That puts the overall diameter at roughly 661 mm, or about 481 wheel revolutions per kilometre. The R stands for radial construction.
Load index and speed rating
Tyres listed in 255/40R18 carry load indexes from 95 (690 kg per tyre) to 99 (775 kg per tyre) and speed ratings H (210 km/h), W (270 km/h) and Y (300 km/h). Your vehicle's tyre placard, usually inside the driver's door frame, sets the minimum load index and speed rating. Replacements must match or exceed both.
Tread types in 255/40R18
Performance (48), Touring (18), Highway terrain (3).
Brands in 255/40R18
The brands with the most 255/40R18 options are Michelin (13), Pirelli (12), Yokohama (8), Kumho (4), Bridgestone (3), Goodride (3), Goodyear (3), Continental (2).
Frequently asked questions
What cars use 255/40R18 tyres?
Selected BMW 3 Series models, BMW M3 variants and Lexus IS models have used 255/40R18 as a factory fitment in Australia. Pirelli also lists approved applications for selected BMW and Mercedes-Benz models. Fitment varies by year, variant and wheel package. Check the tyre placard or owner's manual, including the required load and speed rating, before buying.
How much do 255/40R18 tyres cost?
Tyroola lists 255/40R18 tyres from $92 to $947 per tyre, in AUD including GST. The catalogue includes budget, mid-range and premium brands. Compare the options by brand, tread pattern, speed rating, tread type and stock. Check the size and required rating on your tyre sidewall or vehicle tyre placard. Delivery is available Australia-wide, or tyres can be sent to a Tyroola fitting partner for fitting and balancing.
What does 255/40R18 mean?
It means a tyre 255 mm wide with a sidewall 40% of that width (about 102 mm), radial construction, for a 18-inch rim. The load index and speed rating follow the size on the sidewall, for example 255/40R18 91V.
How much are 255/40R18 tyres?
Right now 255/40R18 tyres range from $92 to $947 each including GST, depending on brand, tread type and load rating. A set of four starts from $368.
Which load index and speed rating do I need for 255/40R18?
Use the load index and speed rating on your vehicle's tyre placard as the minimum. A higher load index or speed rating is fine; a lower one is not. If your placard lists more than one size, use the ratings shown for the size you are buying.
Can I get 255/40R18 tyres fitted near me?
Yes. At checkout, choose a Tyroola fitting partner near you and the tyres are delivered there for fitting and balancing. You can also have them delivered to your own address.





















