Chevrolet Silverado 2500 HD 2011 And GMC Sierra 2500 HD 2011 Hydraulic Power Brake Booster With Pushrod Replacement 1781036 19371361 20940394 Fits 6.0L 6.6L V8 HD Trucks

Hydraulic Brake Booster with Pushrod for 2011 HD Trucks
✔️ Direct-fit hydraulic brake booster with pushrod; single unit

This hydraulic power brake booster is a direct OE-style replacement designed to restore brake assist on heavy-duty Chevrolet Silverado 2500 HD and GMC Sierra 2500 HD models from 2011. It fits 6.0L and 6.6L V8 engines and ships with a new pushrod and spring for quick, reliable installation.

✅ Replacement part numbers: 52-7409, 178-1036, 19371361, 20940394
✅ Stud Thread Size: M10x1.5
✅ Includes new pushrod and spring for quick install
✅ Material: premium cast iron with tested reliability
✅ Color: black; OE-style fit for 2011 HD trucks

💡 What is a hydraulic brake booster and why replace it?

Hydraulic boosters use fluid pressure to boost braking power and restore pedal feel.

- Improved pedal feel for heavy trucks
- Quick install with pushrod and spring included
- OE-fit and tested reliability
- Safer braking control under heavy loads