2011-2025 Duramax Shock Extension Kit (KRSE11)

Fits

Note: Excludes 2024+ AT4X/ZR2 with DSSV shocks.

Unlock your GM diesel truck’s suspension potential with Kryptonite Upper Shock Extension Brackets. Retain factory shocks while gaining full down travel for smoother off-road performance. Perfect for leveling or mild lift setups without compromising ride quality.

Part Number: KRSE11

• Extends factory shock mounting point
• Allows full down travel of suspension
• Retains use of factory-length shocks
• Simple bolt-on installation
• Durable black powder-coat finish

• 2 x Kryptonite Upper Shock Extension Brackets
• All necessary hardware 

Kryptonite No Fine Print Lifetime Warranty: Kryptonite steering and suspension components are warranted 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 will replace it.

Your product(s) must be registered within 90 days of purchase at kryptoniteproducts.com. Click the Warranty tab on the home page and follow the Warranty Registration link. Proof of purchase is required. Without proper registration, warranty claims will be void.

• CLICK HERE FOR INSTALLATION INSTRUCTIONS