Search By

315/30R21 Tires

315/30R21 tires have a diameter of 28.4", a section width of 12.4", and a wheel diameter of 21". The circumference is 89.3" and they have 709 revolutions per mile.
Generally they are approved to be mounted on 10.5-11.5" wide wheels.
Specs may vary by manufacturer. learn more
Close [X]
Visualizer
315/30R21 Tire Front
12.4"
28.4"
315/30R21 Tire Side
21 Inch Wheel
Circumference
89.3"
21"
3.7"
709 Revs/Mile
315/30R21
Diameter : 28.4"
Width : 12.4"
Wheel : 21" x 10.5-11.5"
Sidewall : 3.7"
Circum. : 89.3"
Revs/Mile : 709

Upsizing Wheels or Tires?

When searching for the perfect tire for your vehicle you need options. Click the "Alternate Sizes" button to see a list of similar tire sizes. You can then change the wheel size to see alternate sizes on a different diameter wheel.
Alternate Sizes- OR -
Tire Size
Equivalent
Diameter

Select a Size to Compare Prices on Available Tires
Filter Tire Results [+]
Brand
  • Continental (1)
  • Michelin (3)
  • Pirelli (3)
Tire Type
  • All Season (1)
  • Street/Racetrack (1)
  • Summer (4)
  • Winter (1)
Performance
  • Grand Touring (1)
  • Performance (1)
  • Supreme Performance (4)
Warranty
  • 20K Miles (1)
  • 30K Miles (1)
Speed Rating
  • V (2)
  • Y (5)
Price
  • Above $300 (7)

$70 REBATE
Michelin Tires
Michelin Pilot Sport 4S 315/30R21
Pilot Sport 4S
Summer | 105Y XL
Avg. $414.00
 Supreme Performance 
30K Miles
Continental Tires
Continental ContiSportContact 5P 315/30R21
ContiSportContact 5P
Summer | 105Y XL
Avg. $430.50
 Supreme Performance 
Pirelli Tires
Pirelli Cinturato P7 All Season 315/30R21
Cinturato P7 All Season
All Season | 105V XL
Avg. $464.00
 Grand Touring 
Pirelli Tires
Pirelli P Zero PZ4 315/30R21
P Zero PZ4
Summer | 105Y XL
Avg. $470.50
 Supreme Performance 
$70 REBATE
Michelin Tires
Michelin Pilot Sport 4 315/30R21
Pilot Sport 4
Summer | 105Y XL
Avg. $540.00
 Supreme Performance 
20K Miles
$70 REBATE
Michelin Tires
Michelin Pilot Sport Cup 2 315/30R21
Pilot Sport Cup 2
Street/Racetrack | 105Y XL
Avg. $556.00
$70 REBATE
Pirelli Tires
Pirelli Winter Sottozero 3 315/30R21
Winter Sottozero 3
Winter | 105V XL
Avg. $575.00
 Performance