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.
Valid Till:
Fitment
| Years | Make | Model |
|---|---|---|
| 2011-2025 | GMC | Sierra 3500 HD |
| 2011-2025 | GMC | Sierra 2500 HD |
| 2011-2025 | Chevrolet | Silverado 3500 HD |
| 2011-2025 | Chevrolet | Silverado 2500 HD |
Features
- Increases idler arm support rigidity for improved steering durability
- Compatible with both factory and aftermarket idler supports
- Constructed from 1/4-inch high-strength plate steel
- Precision fitment for 2011+ GM HD trucks (2500/3500)
Cognito 110-91329 GM HD Idler Support Frame Gusset Kit
2011-2025 GMC Sierra 3500 HD 2011-2025 GMC Sierra 2500 HD 2011-2025 Chevrolet Silverado 3500 HD 2011-2025 Chevrolet Silverado 2500 HD
2011-2025 GMC Sierra 3500 HD 2011-2025 GMC Sierra 2500 HD 2011-2025 Chevrolet Silverado 3500 HD 2011-2025 Chevrolet Silverado 2500 HD
- SKU : COG110-91329
- Part Number : 110-91329
$84.95
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