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USD 90.25
Part #: COG110-90259

Cognito 110-90259 Shock Extender Kit

2011-2019 GM 2500HD/3500HD
Part #: COG110-90259
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The Cognito 110-90259 Shock Extender Kit for your 2011-2019 GM 2500HD/3500HD 2WD/4WD is designed to work with the Cognito upper control arm leveling kit while using your stock shocks.


  • Shock Extender Kit
  • Works With Cognito Shocks & UCA Kit

Specific Applications Include:
Leveling kit using stock shocks and Cognito upper control arm kit.


  • MFG. Number 110-90259
  • Manufacturer Name Cognito
  • Shipping Weight 3.00 lb.
  • Shipping Length 6 in.
  • Shipping Width 7 in.
  • Shipping Height 6 in.
  • Fuel Type Diesel / Gas
  • Cross Reference # SEK-2011-8-2
  • UPC 691965602714
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Most Popular Questions

Would I need these extenders when using the bilsten shock for the 2014 3500HD chevy
View Staff Answer 
The Cognito SEK-2011-8-2 Shock Extender Kit for your 2011-2016 GM 2500HD/3500HD 2WD/4WD is designed to work with the Cognito upper control arm leveling kit while using stock length shocks.

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