Cognito 11-25 Chevy/GMC Silv/Sierra 2500/3500 HD 2WD/4WD Idler Frame Support Gusset Kit
Why this price?
$84.95 is MSRP, the lowest price Cognito lets us list it at. Additionally, Pro members get 3% to 35% back on most parts.
Special Order
This part is still available to order. Once you place your order, we’ll submit it directly to Cognito, and they’ll ship it straight to you.
Delivery times can vary depending on the brand, so we can’t guarantee an exact arrival date. What we can guarantee is that we’ll stay on top of your order, monitor its progress, and keep you updated until it reaches your door.
Special-order items are typically not kept in stock by most retailers. By ordering through us, your order is placed directly with Cognito, assuring you get the part as quickly as possible.
Want to get an estimated delivery timeframe before ordering? Contact us through our contact page, and we’ll be happy to find out for you.
Not sure it fits? Read our tips.
Fitment tips
Fitment can come down to more than year, make and model. Sometimes the sub-model decides, so start with the fitment table below.
- Drive type. If your car is all-wheel drive, make sure the part is for all-wheel drive, not rear-wheel drive.
- Engine size. For engine parts, make sure the engine size on the product matches your engine.
- Transmission. Manual and automatic cars often take different parts.
- Body style. Sedan or hatch, two-door or four-door, cab and bed length on trucks.
Manufacturer data can sometimes have imperfections. Still not sure? We are happy to help.
Send us a message and we will confirm the fit.
Couldn't load pickup availability
This kit adds critical reinforcement to the idler support area of the frame, helping reduce flex and wear under load. Made from 1/4-inch plate steel, it improves steering stability and durability—especially on lifted or hard-used trucks. Designed to work with both factory and aftermarket idler supports.
- Increases idler arm support rigidity for improved steering durability
- Compatible with both factory and aftermarket idler supports
- Precision fitment for 2011+ GM HD trucks (2500/3500)
- Constructed from 1/4-inch high-strength plate steel
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2025 | Chevrolet | Silverado 2500 HD | Custom |
| 2015-2025 | Chevrolet | Silverado 2500 HD | High Country |
| 2011-2025 | Chevrolet | Silverado 2500 HD | LT |
| 2011-2025 | Chevrolet | Silverado 2500 HD | LTZ |
| 2011-2025 | Chevrolet | Silverado 2500 HD | WT |
| 2024-2025 | Chevrolet | Silverado 2500 HD | ZR2 |
| 2015-2025 | Chevrolet | Silverado 3500 HD | High Country |
| 2011-2025 | Chevrolet | Silverado 3500 HD | LT |
| 2011-2025 | Chevrolet | Silverado 3500 HD | LTZ |
| 2011-2025 | Chevrolet | Silverado 3500 HD | WT |
| 2020-2025 | GMC | Sierra 2500 HD | AT4 |
| 2024-2025 | GMC | Sierra 2500 HD | AT4X |
| 2015-2021 | GMC | Sierra 2500 HD | Base |
| 2011-2025 | GMC | Sierra 2500 HD | Denali |
| 2024-2025 | GMC | Sierra 2500 HD | Denali Ultimate |
| 2022-2025 | GMC | Sierra 2500 HD | Pro |
| 2011-2025 | GMC | Sierra 2500 HD | SLE |
| 2011-2025 | GMC | Sierra 2500 HD | SLT |
| 2011-2014 | GMC | Sierra 2500 HD | WT |
| 2020-2025 | GMC | Sierra 3500 HD | AT4 |
| 2015-2021 | GMC | Sierra 3500 HD | Base |
| 2011-2025 | GMC | Sierra 3500 HD | Denali |
| 2024-2025 | GMC | Sierra 3500 HD | Denali Ultimate |
| 2022-2025 | GMC | Sierra 3500 HD | Pro |
| 2011-2025 | GMC | Sierra 3500 HD | SLE |
| 2011-2025 | GMC | Sierra 3500 HD | SLT |
| 2011-2014 | GMC | Sierra 3500 HD | WT |
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