Dry Performance Handling Wet Performance Comfort Treadwear

Key Facts about Falken Azenis RT615K:

Falken Azenis RT615K


The Falken Azenis RT-615K is a street legal, D.O.T. approved track tire intended for use on performance sedans, compacts and sports cars. They are designed for street and track use and offer excellent control capability. Azenis RT-615K tires have a unique tread design that provides optimal handling and traction in dry driving conditions.

  • Massive sport side shoulder blocks deliver motorsports level grip and unsurpassed durability
  • Three high void/low turbulence grooves increase maximum wet weather speeds and by reducing hydroplaning tendencies
  • Solid center rib significantly reduces wheel spin by reducing contact patch void ratio under heavy acceleration
  • Optimized aqua tusk positioning reduces tread squirm while delivering flagship wet grip

Detailed Information

Type and Size
Tire Model
Falken Azenis RT615K
Car Type
Rim Diameter
16 / 17 / 18 "
205 / 225 / 235 / 245 / 275 mm
Aspect Ratio
35 / 40 / 45 / 50 %
Special Features
Mud and Snow
Extra Load
Speed and Load
Speed Index
Z (max > 149 mph)
Load Index (max load for a tire)

Falken Azenis RT615K Sizes & Specifications

Rim Model Size Index Features
R16 205/40 R16 83Z 205/40 R16 83Z
R16 225/50 R16 92Z 225/50 R16 92Z
R17 205/40 R17 84Z 205/40 R17 84Z
R17 225/45 R17 94Z 225/45 R17 94Z
R17 235/40 R17 90Z 235/40 R17 90Z
R17 245/45 R17 99Z 245/45 R17 99Z
R18 225/40 R18 92Z 225/40 R18 92Z
R18 235/40 R18 95Z 235/40 R18 95Z
R18 275/35 R18 95Z 275/35 R18 95Z

Amazon Reviews Falken Azenis RT615K

Questions and Answers

  • Aug 19, 2016

    Tested: Extreme Performance Summer Tires Performance Peak Met? | Tire Rack

    To evaluate the ultimate performance and daily livability of some of the newest and best Extreme Performance Summer tires, we gathered the reigning champion Bridgestone Potenza RE-71R, our old friend Dunlop Direzza ZII Star Spec, the new-to-us and recently updated Falken Azenis RT615K and the brand new Nexen N FERA SUR4 for a road ride and track test.

  • Jul 01, 2016

    Track Tire Reveal Falken Azenis RT-615K

    In this video I show you my wheel/tire setup for track days and talk about where and when I am tracking the car.

  • Nov 02, 2015

    In Depth Review: Falken Azenis RT-615K

    Detailed, very thorough and totally serious review of the forever loved Falken Azenis RT-615K Tire. The size reviewed in the video was 275/40/18.

  • Sep 08, 2015

    The WR TV BRZ Gets Grip - Falken Azenis RT-615k Street & Track Review

  • Oct 30, 2013

    HOT ROD Unlimited Tests 200-Treadwear Tires on a 1970 Plymouth | Tire Rack

    HOT ROD Magazine visited our test track to find out which 200-treadwear tire will give you the best performance on an autocross-prepped muscle car. They tested six handling-oriented, street-legal performance tires on a ridiculous four-door, big-block powered 1970 Plymouth Satellite that outran a BMW on our test track!

  • May 11, 2010

    The Falken Azenis RT-615K, How Much Faster Is It?

    Tyler McQuarrie, professional driving instructor and Falken Tire's own Formula Drift driver tears up the Streets of Willow in the new 2011 Ford Mustang 5.0 and the 2011 Nissan 370Z. The challenge? Find out how much faster the new Falken Azenis RT-615K is than the previous generation Azenis RT-615.