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Tyres 325/30 R21: prices, tests & buying guide
How much does a 325/30 R21 tyre cost?
Below you'll find an overview of prices for 325/30 R21 tyres. These averages are based on the latest listings from our comparison site this month.
What are the most popular 325 30 R21 tyre brands?
Not sure which brand is best for your 325 30 R21 tyres? These are the top 3 brands drivers have been searching for between July 9, 2026 and October 7, 2026.
Comparison of 325/30 R21 tires
Latest 325/30 R21 tire tests?
No recent test is currently available for this dimension.
How to choose the right 325 30 R21 tyres?
What do 325 30 21 mean on a tyre?
Here’s what the 325/30 R21 marking means on your tyre:
- 325 is the tyre’s width, measured in millimetres. So this tyre is 325 mm wide, or 32.5 cm.
- 30 is the sidewall height, expressed as a percentage of the width. It’s 30% of mm, which equals around 9 cm.
- 21 is the internal diameter of the tyre in inches (1 inch = 2.54 cm). 21 inches equals 52.5 cm.
In addition to these markings, tyres also have load and speed ratings. For your vehicle, it’s always possible to choose tyres with higher load and speed ratings than the original fitment. By clicking on your size in the list below, the next page will only display compatible tyres.
Where to buy cheap 325/30 R21 tyres in the UK?
Compare 325/30 R21 tyre prices
The easiest way to find the best deals on 325/30 R21 tyres is to use a tyre price comparison site like TyreComp.ie. In just a few clicks, you’ll see offers from trusted UK retailers.
How to spot discounts on 325/30 R21 tyres
Although we strive every day to be as comprehensive as possible, if you don’t find the perfect offer on our site, you can also check the websites of other retailers or alternative tyre comparison platforms. A quick Google search like '325//30 R21 tyre deals' may also help you find a good bargain.
Should you buy second-hand 325/30 R21 tyres?
Another way to save money on tyres could be to consider second-hand options. However, the price difference between used tyres and entry-level new ones is often minimal, which is why we don’t think second-hand tyres are really worth it. For this reason, we generally don’t recommend it.
