Sierra 2500HD / 3500HD 2011-2025 GMC - Idler Arm Support by Kryptonite

The Kryptonite KR280 Death Grip Idler Arm Support is the ultimate upgrade for GMC Sierra 2500HD/3500HD, designed to eliminate steering play, improve steering response, and reduce premature component wear. Built to handle the demands of larger tires and lift kits, this support significantly enhances steering stability and durability.

Manufactured with the strongest cast aluminum housing on the market, this idler arm support features heavy-duty tapered roller bearings to minimize play and eliminate the dreaded "steering slop." This ensures a tighter, more responsive steering feel, reducing excessive movement that leads to uneven tire wear and premature suspension component failure. A direct replacement for the factory part, the Kryptonite Death Grip Idler Arm Support is designed for seamless installation, delivering superior performance without modifications. Proudly Made in the USA, it comes complete with all necessary mounting hardware, providing a hassle-free upgrade that instantly enhances steering precision and control.

Backed by Kryptonite’s No Fine Print Lifetime Warranty, this idler arm support is built to handle extreme driving conditions. If it fails, Kryptonite will replace it—no questions asked. To qualify for warranty coverage, products must be purchased from an authorized dealer and registered within 90 days of purchase. Full warranty details are available on the Kryptonite website.

Features and Benefits:

• Kryptonite Death Grip Idler Arm Support eliminates steering play and improves response
• Reduces premature component wear caused by larger tires and lift kits
• Strongest cast aluminum housing on the market for maximum durability
• Heavy-duty tapered roller bearings minimize play and eliminate "steering slop"
• Enhances steering stability and reduces excessive movement for a tighter, more responsive feel
• Helps prevent uneven tire wear and premature suspension component failure
• Direct replacement for the factory part with no modifications required
• Seamless installation with included mounting hardware
• Made in the USA for superior quality and performance
• Backed by Kryptonite’s No Fine Print Lifetime Warranty for long-term reliability
• If it breaks, Kryptonite will replace it—no questions asked
• Must be purchased from an authorized dealer and registered within 90 days for warranty coverage
• Full warranty details available on the Kryptonite website