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315/40R21 Tires

We stock 29 tires in size 315/40R21 from 8 brands. Prices run from $248.99 to $691.85 per tire ($995.96–$2767.40 per set of four). Available as all-season, summer, winter fitments.

29 tires found
Toyo Proxes Sport 315/40R21 Proxes Sport Suv
Toyo
Proxes Sport
315/40R21
Summer
$270.19/tire
$1080.76 set of 4
Pirelli Pzero (PZ4) 315/40ZR21 XL Pzero (PZ4-Sport) (L)
Pirelli
Pzero (PZ4)
315/40ZR21 XL
$584.48/tire
$2337.92 set of 4
Pirelli Pzero (PZ4) 315/40R21 Pzero (PZ4-Sport) (Mo)
Pirelli
Pzero (PZ4)
315/40R21
$366.15/tire
$1464.60 set of 4
Pirelli Pzero (PZ4) 315/40R21 Pzero (PZ4-Sport) (Mo-S) NCS
Pirelli
Pzero (PZ4)
315/40R21
$407.90/tire
$1631.60 set of 4
Pirelli Pzero (PZ4) 315/40ZR21 XL Pzero (PZ4-Sport) (NC0)
Pirelli
Pzero (PZ4)
315/40ZR21 XL
Summer
$514.11/tire
$2056.44 set of 4
Pirelli Scorpion Winter 315/40R21 XL Scorpion Winter
Pirelli
Scorpion Winter
315/40R21 XL
Winter 3PMSF
$490.19/tire
$1960.76 set of 4
Pirelli Scorpion Winter 315/40R21 XL Scorpion Winter (MO1)
Pirelli
Scorpion Winter
315/40R21 XL
Winter 3PMSF
$407.90/tire
$1631.60 set of 4
Pirelli Scorpion Winter 315/40R21 XL Scorpion Winter (A8A)
Pirelli
Scorpion Winter
315/40R21 XL
Winter 3PMSF
$500.00/tire
$2000.00 set of 4
Nexen Nfera Sport 315/40R21 Nfera Sport Suv NC0
Nexen
Nfera Sport
315/40R21
$341.25/tire
$1365.00 set of 4
Michelin Pilot Sport EV 315/40R21 XL Pilot Sport EV
Michelin
Pilot Sport EV
315/40R21 XL
Summer
$374.99/tire
$1499.96 set of 4

Frequently asked questions

What does 315/40R21 mean?

315 is the section width in millimetres, 40 is the aspect ratio (the sidewall is 40% of the width, about 126 mm), and R21 means a radial tire for a 21-inch wheel. Overall diameter is roughly 30.9 inches.

How much do 315/40R21 tires cost?

At ExtraBrake they range from $248.99 to $691.85 per tire, which is $995.96 to $2767.40 for a set of four.

Can I fit a different size than 315/40R21?

Only fit a size approved for your vehicle. The manufacturer's recommended size is printed on the driver's door-jamb placard and in the owner's manual; changing size affects speedometer accuracy, load capacity and handling.