2011+ Duramax Torsion Bar Adjuster Kit (KRKN11)

Optimize your 2011+ GM HD suspension with the Kryptonite Torsion Key Adjuster and Stop Kit, engineered to provide superior hardware alignment for both leveled and lifted trucks. Featuring widened retention cuts, these forged stops center the 14mm adjuster bolts, eliminating binding and reducing mechanical stress on your torsion system. Each component is finished with a corrosion-resistant gold-zinc coating and uses Grade 10.9 hardware to ensure long-lasting durability and consistent clamping force under heavy loads.

Part Number: KRKN11

• Grade 10.9 Hardware – high-strength bolt maintains reliable clamping force under heavy load.
• Gold Zinc Coated – corrosion-resistant finish for long-term protection.
• 14mm Adjuster Bolt – robust hardware for Duramax trucks.
  
• Direct Factory Replacement – installs seamlessly in place of OEM components.
• Expanded Fitment – retainer allows more angle movement to accomodate Leveling Kits and Non-Torsion Bar Drop Lift Kits

• 2 x Forged and Gold Zinc Coated Key Stops
• 2 x 14mm Gold Zinc Coated 10.9 Adjusting Bolts

• Designed to reduce system stress by optimizing bolt alignment in the torsion key.

(Kryptonite No Fine Print Lifetime Warranty)
Kryptonite Steering & Suspension components are warrantied for life to their original purchaser. This warranty covers manufacturer defects, premature wear, or breakage. Race it, jump it, off‑road it, wreck it, lift it—we don’t care. If you can break it, we’ll replace it.

Your Kryptonite products must be purchased through an Authorized Dealer, and Warranty Registration must be completed within 90 days of purchase. Complete warranty details can be found [here].

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