Mazda CX-30
Find Tyres for 2019-present Mazda CX-30 (DM)
Mazda CX-30 (2019-present) tyre data — wheel-by-wheel fitments and seasonal options.
About this generation
The Mazda CX-30 is an SUV/crossover, so the original tyres carry a higher load index for the extra weight and ride height. Replacement tyres should match or exceed the original load rating.
Chassis code DM identify this generation in parts catalogues, fitment databases and OEM tyre listings — useful when ordering online.
Chassis code: DM. Use the chassis code to confirm you have the right generation when ordering tyres.
Common factory tyre sizes
UK-market factory fitments for the 2019-present Mazda CX-30 typically include:
Tyre fitment for any Mazda CX-30 depends on the wheels and trim ordered from new. The most accurate way to confirm a replacement is to read the size from your existing tyre sidewall.
Wet grip is the most relevant EU label rating for UK driving. On the CX-30, prioritise wet grip A or B for shorter braking in rain.
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Frequently asked questions
Quick answers about UK tyre fitment, MOT rules and seasonal options.
What does the chassis code DM mean for tyre choice?
The DM chassis code identifies this specific generation of the Mazda CX-30. Tyre fitment guides and parts catalogues use the chassis code to match correct sizes, load indices and speed ratings — useful when ordering online.
What tyre size does the 2019-present Mazda CX-30 use?
Common UK factory fitments for the 2019-present Mazda CX-30 include 215/55 R18. The exact size depends on the wheel and trim ordered — always confirm on your tyre sidewall before fitting.
Can I downsize from larger wheels on my Mazda CX-30?
Some trims of the CX-30 can be downsized to a smaller OEM-approved wheel, which often gives better ride and lower tyre cost. Mazda usually publishes approved alternative sizes — check the handbook before changing wheel size.
Where should I check the original tyre size for my Mazda CX-30?
Look in three places: (1) the sidewall of the existing tyre, (2) the placard inside the driver's door frame, and (3) the vehicle handbook. The driver's door placard is the official OEM specification, and the sidewall confirms what's fitted now.
What's different about the 2019-present CX-30 compared with other generations?
This is the 2019-present generation of the Mazda CX-30. Earlier and later generations use different platforms, wheel sizes and tyre fitments, so always match your specific year to the correct generation page.
Tyre Finder UK provides general tyre guidance only. We do not guarantee tyre fitment, local stock, prices or fitting availability. Always confirm your tyre size, load rating, speed rating and vehicle requirements using your current tyre sidewall, vehicle handbook, manufacturer guidance or a qualified tyre fitter before fitting.