Sierra 2500HD / 3500HD 2011-2026 GMC - Front Shock Extension Kit by Kryptonite

Enhance your suspension performance with the Kryptonite KRSE11 Front Shock Extension Kit, designed for GMC Sierra 2500HD/3500HD trucks. These upper shock extension brackets allow your factory-length shocks to fully extend, ensuring maximum down travel and maintaining ride quality. Built for durability and ease of installation, this kit is a must-have for leveled or lifted trucks.

Kryptonite steering and suspension components are warrantied for life to their original purchaser. This warranty covers any 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 will replace it.

Features and Benefits:

• Upper Front shock extension brackets allow full shock extension
• Ensures maximum down travel for improved suspension performance
• Maintains ride quality for leveled or lifted trucks
• Durable construction for long-lasting use
• Easy installation with a direct bolt-on design
• Will NOT fit 2024+ AT4X & ZR2 trucks equipped with DSSV shocks
• Covered by Kryptonite's No Fine Print Lifetime Warranty
• Must be purchased from an authorized dealer and registered within 90 days for warranty coverage