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305/30R21 Tires

305/30R21 tires have a diameter of 28.2", a section width of 12.0", and a wheel diameter of 21". The circumference is 88.6" and they have 715 revolutions per mile.
Generally they are approved to be mounted on 10.5-11.5" wide wheels.
Specs may vary by manufacturer. learn more
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305/30R21 Tire Front
12.0"
28.2"
305/30R21 Tire Side
21 Inch Wheel
Circumference
88.6"
21"
3.6"
715 Revs/Mile
305/30R21
Diameter : 28.2"
Width : 12.0"
Wheel : 21" x 10.5-11.5"
Sidewall : 3.6"
Circum. : 88.6"
Revs/Mile : 715

Upsizing Wheels or Tires?

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  • Continental (2)
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Pirelli Tires
Pirelli P Zero Nero GT 305/30R21
P Zero Nero GT
Summer | 104Y XL
Avg. $161.00
 Supreme Performance  
Goodyear Tires
Goodyear Eagle Touring 305/30R21
Eagle Touring
All Season | 104H XL
Avg. $229.99
 Grand Touring  
Yokohama Tires
Yokohama ADVAN Sport V107 305/30R21
ADVAN Sport V107
Summer | 104Y XL
Avg. $364.00
 Supreme Performance  
$80 REBATE
Hankook Tires
Hankook iON evo 305/30R21
iON evo
Summer | 104Y XL
Avg. $403.00
 Grand Touring  
Continental Tires
Continental ExtremeContact Sport 02 305/30R21
ExtremeContact Sport 02
Summer | 104Y XL
Avg. $406.25
 Supreme Performance  
30K Miles
Yokohama Tires
Yokohama ADVAN Neova AD09 305/30R21
ADVAN Neova AD09
Summer | 104W XL
Avg. $429.00
 Ultimate Performance  
Continental Tires
Continental ProContact RX 305/30R21
ProContact RX
All Season | 104H XL
Avg. $437.67
 Grand Touring  
55K Miles
Goodyear Tires
Goodyear Eagle F1 Asymmetric 3 305/30R21
Eagle F1 Asymmetric 3
Summer | 104Y XL
Avg. $468.13
 Supreme Performance  
Michelin Tires
Michelin Pilot Sport 4S 305/30R21
Pilot Sport 4S
Summer | 104Y XL
Avg. $475.50
 Supreme Performance  
30K Miles
Goodyear Tires
Goodyear Eagle F1 Asymmetric 5 305/30R21
Eagle F1 Asymmetric 5
Summer | 104Y XL
Avg. $484.67
 Supreme Performance  
Pirelli Tires
Pirelli P Zero PZ4 305/30R21
P Zero PZ4
Summer | 100Y SL
Avg. $510.25
 Supreme Performance  
Michelin Tires
Michelin Pilot Sport Cup 2 Connect-240 305/30R21
Pilot Sport Cup 2 Connect-240
Summer | 104Y XL
Avg. $517.00
 Ultimate Performance  
Michelin Tires
Michelin Pilot Sport S 5 305/30R21
Pilot Sport S 5
Summer | 107Y HL
Avg. $527.00
 Supreme Performance  
30K Miles
Pirelli Tires
Pirelli Winter Sottozero Serie II 305/30R21
Winter Sottozero Serie II
Winter | 104W XL
Avg. $539.00
 Performance  
Pirelli Tires
Pirelli P Zero PZ4 305/30R21
P Zero PZ4
Summer | 104Y XL
Avg. $555.80
 Supreme Performance  
Pirelli Tires
Pirelli P Zero R 305/30R21
P Zero R
Summer | 104Y XL
Avg. $631.50
 Supreme Performance  
Michelin Tires
Michelin Pilot Alpin 5 305/30R21
Pilot Alpin 5
Winter | 104V XL
Avg. $768.00
 Performance  
30K Miles
Pirelli Tires
Pirelli P Zero Trofeo RS 305/30R21
P Zero Trofeo RS
Street/Racetrack | 104Y XL
Avg. $878.00