Trijicon TRSA137Y Tritium Yellow High-Dot Night Sights for S&W M&P/SD9VE/SD40VE (2-pack)
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Trijicon TRSA137Y — tritium yellow high-dot night front/rear sight set for select S&W models, sold as a 2-piece package; fits S&W M&P, SD9VE, and SD40VE but excludes M&P Shield and C.O.R.E.; package qty 2 (SKU TRSA137Y).
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Description
Description
Product Overview
Trijicon TRSA137Y is a handgun sight set categorized under Handgun Sights and Accessories. The product ships as a 2-piece package and is specified to fit S&W M&P, SD9VE, and SD40VE models while explicitly excluding M&P Shield and C.O.R.E.
Why this product
This sight set provides factory-identified fitment to several S&W platforms, which streamlines procurement when replacing or upgrading factory sights on those specific models. The 2-piece package quantity and manufacturer-specified fitment are critical when matching parts to firearm models.
Key Verified Specifications
- Manufacturer/Brand: Trijicon (product-267913:f002, f006, f007)
- Model / SKU: TRSA137Y (product-267913:f013)
- Product category: Accessory / Handgun Sights / Scopes, Sights, & Optics (product-267913:f003, f004, f005)
- Package quantity: 2 (product-267913:f008, f011)
- Fit notes: Fits S&W M&P, SD9VE, & SD40VE; excludes M&P Shield & C.O.R.E. (product-267913:f009, f010)
Appropriate Use Cases
- Replacement front/rear sights for S&W M&P, SD9VE, or SD40VE pistols where manufacturer fitment is required (product-267913:f009; product-267913:f003).
- Procurement for armory spare parts to maintain a fleet of compatible S&W firearms—order in multiples of the 2-piece package as required (product-267913:f008).
What Customers Should Know
- Verify your firearm model before ordering: the listing explicitly excludes M&P Shield and C.O.R.E., so confirm exact model designation (product-267913:f009, f010).
- Package contains two sight pieces — confirm whether the set includes both front and rear sights per your replacement needs (package qty = 2) (product-267913:f008).
- Use the SKU TRSA137Y when cross-referencing replacement parts or matching inventory (product-267913:f013).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

