Smith & Wesson Trigger Bar Assembly “S” for M&P (Part #279280000) – Premium Replacement PartSmith & Wesson Trigger Bar Assembly “S” for M&P (Part #279280000)

The Smith & Wesson Trigger Bar Assembly “S” (part number 279280000) is the OEM‑approved replacement component designed specifically for the Smith & Wesson M&P series. Engineered with precision‑machined steel and a robust finish, this trigger bar delivers the smooth, reliable pull that S&W pistols are celebrated for. Whether you’re restoring a classic M&P, performing routine maintenance, or upgrading a high‑usage service pistol, this trigger bar ensures consistent performance and safety.
Key Benefits
- Exact OEM fit: Directly matches the original specifications of the M&P trigger assembly, eliminating the need for modifications.
- Durable construction: High‑strength steel with a corrosion‑resistant coating for long‑term reliability.
- Smooth operation: Engineered to provide a clean, crisp trigger pull for improved accuracy and control.
- Easy installation: Designed for simple disassembly and re‑assembly with standard tools.
- Enhanced safety: Meets all Smith & Wesson safety standards, ensuring proper function of the trigger safety and disconnect.
Product Specifications
| Specification | Detail |
|---|
| Part Number | 279280000 |
| Compatible Models | Smith & Wesson M&P (9mm, .40 S&W, .45 ACP) – all generations |
| Material | Cold‑rolled steel with phosphate coating |
| Finish | Black oxide, rust‑resistant |
| Dimensions | Engineered to OEM tolerances – 0.75 in (19 mm) overall length |
| Weight | 0.09 lbs (41 g) |
| Country of Origin | United States |
Why Choose a Genuine Smith & Wesson Trigger Bar?
Choosing a genuine S&W part guarantees that you receive the same quality and performance as the original component that left the factory. Counterfeit or aftermarket alternatives often compromise on material grade, finish, and dimensional accuracy, leading to irregular trigger pulls, increased wear, and potential safety concerns. With the Smith & Wesson Trigger Bar Assembly “S”, you maintain the integrity of your M&P platform while extending the life of your firearm.
Installation Overview
- Ensure the firearm is unloaded and the magazine is removed.
- Disassemble the slide following the M&P service manual instructions.
- Remove the existing trigger bar by gently prying it away from the trigger housing.
- Align the new trigger bar assembly “S” with the trigger pins and press it into place.
- Re‑assemble the slide, perform a function check, and verify smooth trigger operation.
If you are not comfortable performing the installation yourself, we recommend consulting a qualified gunsmith or referencing the official Smith & Wesson M&P Service Manual.
Compatibility & Cross‑Reference
The 279280000 trigger bar assembly is also cross‑referenced with the following OEM part numbers for easy ordering across different distributors:
- Smith & Wesson Part # 279280000
- OEM Cross‑Reference: 279280000‑S
- Compatible with all M&P variants (including M&P Shield, M&P Pro, and M&P Tactical)
Customer Assurance
Every trigger bar assembly is quality‑tested before shipment to ensure flawless function and adherence to Smith & Wesson specifications. Our inventory is stored in a climate‑controlled warehouse to preserve the integrity of the coating and prevent oxidation.
Frequently Asked Questions (FAQ)
- Q: Is this part covered by a warranty?
- A: Yes, it comes with a limited 12‑month manufacturer warranty against defects in material and workmanship.
- Q: Will this trigger bar work with a custom trigger job?
- A: The assembly is compatible with most aftermarket trigger jobs, but we recommend verifying clearance with your specific setup.
- Q: Can I purchase this part as a kit with other M&P components?
- A: Absolutely! Look for our “M&P Maintenance Kit” bundles that include the trigger bar assembly, recoil spring, and slide stop lever.
Order Your Smith & Wesson Trigger Bar Assembly “S” Today
Upgrade or restore your M&P pistol with confidence. Click Add to Cart to secure the genuine Smith & Wesson trigger bar assembly and enjoy the dependable performance you expect from a world‑class firearms manufacturer.
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