Login
My Account
My Cart
The site navigation utilizes arrow, enter, escape, and space bar key commands. Left and right arrows move across top level links and expand / close menus in sub levels. Up and Down arrows will open main level menus and toggle through sub tier links. Enter and space open menus and escape closes them as well. Tab will move on to the next part of the site rather than go through menu items.
Enter your truck info so we can recommend the right products for you.
Can't find it? Call us at 859-737-4966 for free advice.
Menu
Banners
Decals
Hats
Hoodies
Shirts
Tank Tops
Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Thoroughbred Sku #: COG110-91267 Manufacturer Sku #: 110-91267
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$179.95
2020 - 2021 Chevy Silverado 2500
2020 - 2021 Chevy Silverado 3500
2020 - 2021 GMC Sierra 2500
2020 - 2021 GMC Sierra 3500
2022 - 2022 Chevy 2500
2022 - 2022 Chevy 3500
2022 - 2022 GMC 2500
2022 - 2022 GMC 3500
2023 - 2025 Chevy Silverado 2500 HD
2023 - 2025 Chevy Silverado 3500 HD
2023 - 2025 GMC Sierra 2500 HD
2023 - 2025 GMC Sierra 3500 HD
Product Name: Cognito 1" Drop Shackle - 20-25 GM Silverado/Sierra 2500/3500HD Manufacturer: Cognito Manufacturer Part #: 110-91267 Thoroughbred Diesel Part #: COG110-91267 Fitment Notes: 2020-2025 GM Silverado/Sierra 2500/3500HD
The Cognito 1” Drop Shackle for current generation GM 2500/3500 trucks lowers the rear ride height by approximately 1”, allowing you to dial in your truck’s rake to meet your preferences. Made from quarter-inch steel plate and utilizing polyurethane pivot bushings, the Cognito drop shackle provides and improved ride quality over the vulcanized bushing found on OEM shackles.
Cognito Features: