2.5-Inch Standard Lift Kit for 2024+ 2500HD AT4X/ZR2 Cognito merch Kit includes 12-point nuts

Kit includes 12-point nuts

Cognito Alloy Series Tie Rod Kit for 2001-2010 Silverado/Sierra 2500/3500 2WD/4WD

The Cognito 5-inch Block and U-Bolt Kit includes 5-inch tall powder coated semi-gloss black steel blocks and heavy-duty zinc plated U-bolts

TapShifter Operation is very straight forward

Modifying the ride height or spring rate will interfere with this system’s performance

2.5-Inch Standard Lift Kit for 2024+ 2500HD AT4X/ZR2 Cognito merch Kit includes 12-point nutsCognito 2. The 2500HD AT4X ZR2 model was first introduced in 2024. GM advertises that it includes a 1. 5 Inch suspension lift. Our comparison to the standard models disagrees with the front lift claim which indicates an actual 2. 5 Inch 3 Inch of front lift compared to the standard models and agrees with the 1. 5 Inch for the rear. Rather than calling the front end a lift, we feel it is more appropriate to call it a leveling kit in the front plus an