315/55R21Tyres
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🏆 Price Comparison — 315/55 R21
Showing 0What Does 315/55 R21 Mean?
A 315mm wide tyre with a sidewall height equal to 55% of the width (173.3mm), fitting a 21-inch rim. This is one of South Africa's common passenger tyre sizes.
FAQ — 315/55 R21 Tyres
Where can I buy 315/55 R21 tyres online in South Africa?+
Online retailers like The Tyre Mall, Errol's Tyres, and TyreWide stock 315/55 R21 and ship nationwide. Cape Town buyers can also use Goodhope Tyres or Malas Tyres for in-person fitment.
How much does a 315/55 R21 tyre cost in South Africa?+
315/55 R21 tyres in SA range from around R900 for budget brands up to R3,500 for premium brands like Michelin or Continental.
Is 315/55 R21 the right tyre for my car?+
Always check your vehicle's door jamb sticker or owner's manual for the correct tyre size. Many 315/55 R21-fitted vehicles can also fit a small list of approved alternative sizes — these are listed on each vehicle page on TyreCompare.
How much does tyre fitting cost in Cape Town for 315/55 R21?+
Tyre fitting at most Cape Town fitment centres costs R200–R300 per tyre, including balancing. Some online retailers arrange fitment at a partner workshop when you order. See our /cape-town/tyres page for a full list of CT-based options.
Is 315/55 R21 the same as 315/55R21?+
Yes — these are the same size. The space before the R is just a formatting convention. Both refer to a 315mm wide tyre with a 55% sidewall profile fitted to a 21-inch rim.