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STI Outback 12" Kit

STI Outback Kit
25" - 27" Tire Sizes

STI's newest tire - STI Outback is a true "all conditions" tire with its comfort and control of dedicated hardpack trail tire, yet it still delivers the grip and cleanout capabilities of a deep bogger tire.  Its V-shaped tread design provides an OEM-like ride on hard surfaces, yet the deep lugs dig into loose, soft terrain.  

Outback Features:

  • Extra tough 6-ply carcass
  • Robust rim guard
  • Wrap around shoulder lugs control side bite.
  • "V" shaped center lug provides a smooth ride.  
  • 25" AT tires feature 3/4" tread depth
  • 26"-28" XT tires feature 1-1/8" tread depth

  • ATV tire and wheel package consists of four tires and wheels
  • Tires and wheels are professionally mounted
  • Ready to bolt on and ride!
  • All ATV tire and wheel packages have free shipping!
  • Prices listed in the charts are for standard size (narrow front & wide rear) tires.
  • Customize your kit at the bottom of this page

Tire Size
 Delta Steel 
Black Powder (1)(2)
Lifetime Warranty (3)
 25x8/10-12 AT
26x9/11-12 XT
27x10/12-12 XT
 Footnotes for ITP Wheels:
1.   Delta steel wheels are NOT available for +'08 Kawasaki Brute Force
      and Arctic Cat machines. 
2.   Delta Center Caps are only available on 4/110 bolt patterns only
3.   All ITP SS Wheels feature a lifetime structural warranty.

Tire Size
HD3  HD4 
25x8/10-12 AT
26x9/11-12 XT
27x10/12-12 XT
 Footnotes for STI Wheels:
1.   All STI HD Alloy wheels feature a lifetime structural warranty!

Tire Size:
Wheel Type/Finish:
Valve Stem:
Kit Add Ons:Center Caps
Lug Nuts
add to cart


STI Outback ATV Mud Tire
Starting at $81.80

25"-27" for 12" wheels
27"-28" for 14" wheels

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Copyright 2019. Mud-Throwers is a registered trademark. All rights reserved. No portion of this website may be reproduced without written permission. All other trademarks, product names, and logos contained in this site are the property of their respective owners. Buy cheap ATV mud tires and atv tire wheel packages at Our ATV tire store lineup includes System 3 tires and wheels, Kenda Bear Claw HTR, Pro Armor Crawler, ITP, Mega Mayhem, ITP Blackwater, STI Roctane, Maxxis Bighorn and Maxxis Carnivore tires.