CoreScore N/A:
  • Participation of the tire models in professional tire tests and their test scores.
  • Consumer reviews on the top tire selling websites.
    We gather such data as the numbers of reviews and the ultimate score of the tire model on numerous tire-related websites such as amazon, tirerack, oponeo, simpletire, market.yandex, tyrereviews, and others.
  • Reviews written by the visitors to our website tiresvote.com.

Value, max: 100

Popularity of the model 22:
  • Year of manufacture.
  • The premium brand factor .
  • The number of video reviews of the tire on youtube.com .
  • The number of news items about the model .
  • The number of times the tire was involved in professional tire tests.
  • The fact of the tire being on the bestseller lists on such reputed websites as amazon, tirerack, oponeo, simpletire, and others.
  • The number of tire types and sizes .

Value, max: unlimited
Value, average: 27

Key Facts


Description

The NT421Q is Nitto’s premier all-season tire built specifically for your crossovers (CUV) and SUVs. From style to function, the NT421Q has been created with the foremost purpose of getting you safely to your destination throughout the seasons. The unique and stylish asymmetric tread design provides a quiet and comfortable ride while delivering all-season traction.

  • Water-evacuating circumferential grooves help prevent hydroplaning on wet roads
  • Rubber shoulder inserts improve sidewall strength and driving comfort
  • Intelligent Maintenance Indicators alert the driver to tread wear and alignment issues
  • Asymmetric tread design helps cut road noise for a quiet ride
  • 3D multiwave and interlocking sipes provide strong grip in rain and light snow

Latest News

  • Apr 04, 2014
    Video

    Nitto NT421Q

    Thanks for watching our video on the Nitto NT421Q! This is the premier all-season ultra high performance tire for crossovers and SUVs. Nitto designed this tire specifically for crossover utility vehicles and SUVs which means it is going to give you the smoothest, quietest, ride while also giving the absolute best performance in all weather conditions!

  • Dec 19, 2013
    Video

    Nitto NT421Q - Premier All-Season CUV & SUV Tire

    The NT421Q gets you to where you need to go! Vehicles have evolved throughout the years (from sedans, to SUVs, and now the crossover utility vehicle), but have your tires done the same? The 421Q is Nitto's premier all-season tire built specifically for your crossovers (CUV) and SUVs.


Detailed Information

Type and Size
Tire Model
Nitto NT421Q
Car Type
Light Truck / SUV
Season
All Season
Rim Diameter
17 / 18 / 19 / 20 / 22 "
Width
225 / 235 / 245 / 255 / 265 / 275 / 285 mm
Aspect Ratio
40 / 45 / 50 / 55 / 60 / 65 %
Construction
Bias / Radial
Special Features
Runflat
No
Mud and Snow
No
Extra Load
No
Speed and Load
Speed Index
H (max 130 mph) ... W (max 168 mph)
Load Index (max load for a tire)
 

Nitto NT421Q Sizes & Specifications

Rim Model Size Index Features
R17 225/60 R17 103V 225/60 R17 103V
R17 225/60 R17 103V 225/60 R17 103V
R17 225/65 R17 106H 225/65 R17 106H
R17 235/60 R17 106H 235/60 R17 106H
R17 235/60 R17 106H 235/60 R17 106H
R17 235/65 R17 108H 235/65 R17 108H
R17 245/65 R17 111H 245/65 R17 111H
R17 245/65 R17 111H 245/65 R17 111H
R17 255/60 R17 110V 255/60 R17 110V
R17 275/55 R17 109V 275/55 R17 109V
R18 225/55 R18 102V 225/55 R18 102V
R18 225/55 R18 102V 225/55 R18 102V
R18 235/55 R18 104V 235/55 R18 104V
R18 235/55 R18 104V 235/55 R18 104V
R18 235/60 R18 107W 235/60 R18 107W
R18 235/60 R18 107W 235/60 R18 107W
R18 235/65 R18 110H 235/65 R18 110H
R18 245/60 R18 109H 245/60 R18 109H
R18 245/60 R18 109H 245/60 R18 109H
R18 255/55 R18 109V 255/55 R18 109V
R18 255/55 R18 109V 255/55 R18 109V
R18 255/65 R18 115H 255/65 R18 115H
R18 255/65 R18 115H 255/65 R18 115H
R18 265/60 R18 114V 265/60 R18 114V
R18 265/65 R18 114H 265/65 R18 114H
R19 225/55 R19 103V 225/55 R19 103V
R19 225/55 R19 103V 225/55 R19 103V
R19 235/50 R19 103V 235/50 R19 103V
R19 235/50 R19 103V 235/50 R19 103V
R19 235/55 R19 105W 235/55 R19 105W
R19 235/55 R19 105W 235/55 R19 105W
R19 245/55 R19 107H 245/55 R19 107H
R19 245/55 R19 107H 245/55 R19 107H
R19 255/50 R19 107V 255/50 R19 107V
R19 255/50 R19 107V 255/50 R19 107V
R19 255/55 R19 111V 255/55 R19 111V
R19 255/60 R19 113H 255/60 R19 113H
R19 265/50 R19 110V 265/50 R19 110V
R20 235/55 R20 105W 235/55 R20 105W
R20 245/50 R20 105V 245/50 R20 105V
R20 255/45 R20 105W 255/45 R20 105W
R20 255/45 R20 105W 255/45 R20 105W
R20 255/50 R20 109V 255/50 R20 109V
R20 255/55 R20 110H 255/55 R20 110H
R20 265/50 R20 111V 265/50 R20 111V
B20 275/40 B20 106W 275/40 B20 106W
R20 275/45 R20 110W 275/45 R20 110W
R20 275/55 R20 117V 275/55 R20 117V
R20 275/60 R20 115H 275/60 R20 115H
R22 285/45 R22 114V 285/45 R22 114V

Note! Have you driven on the Nitto NT421Q tire?.

Please help thousands of other drivers make an informed tire choice and pick the correct tires for their car by submitting your review of the Nitto NT421Q.

Add Review

Amazon Reviews

Questions and Answers

  • Apr 04, 2014
    Video

    Nitto NT421Q

    Thanks for watching our video on the Nitto NT421Q! This is the premier all-season ultra high performance tire for crossovers and SUVs. Nitto designed this tire specifically for crossover utility vehicles and SUVs which means it is going to give you the smoothest, quietest, ride while also giving the absolute best performance in all weather conditions!

  • Dec 19, 2013
    Video

    Nitto NT421Q - Premier All-Season CUV & SUV Tire

    The NT421Q gets you to where you need to go! Vehicles have evolved throughout the years (from sedans, to SUVs, and now the crossover utility vehicle), but have your tires done the same? The 421Q is Nitto's premier all-season tire built specifically for your crossovers (CUV) and SUVs.