Give your full-size XD handgun a sharper edge with the Springfield Armory XD OSP 9mm 4" Black Optics Ready Slide Assembly with Crimson Trace XD4903. Built for original XD owners, this slide assembly brings modern optic-ready capability to a trusted platform, making it easier to tailor your pistol for faster target acquisition and a cleaner sight picture. The 4-inch 9mm configuration delivers a balanced feel that supports confident handling at the range or on the move.

Cut to accept OSP optics mounting plates, this assembly includes a cover plate and one XD5072 plate, along with iron sights that allow co-witnessing with compatible optics and serve as dependable backup sights. The black finish gives it a clean, tactical look, while the included Crimson Trace option adds another layer of practical value for shooters who want a ready-to-mount setup.

Designed for original XD full-size 4-inch and 5-inch handguns, this slide assembly is a smart upgrade for owners who want to expand performance without changing the character of their pistol. It is not compatible with XD Mod.2, XD-M, XD-M Elite, XD-S, XD-S Mod.2, or XD-E models.