GENESEO, ILL. (07/25/22) – Springfield Armory® is proud to announce the release of new XD® OSP™ (Optical Sight Pistol) Slide Kit and Assembly options for the original XD line of full-size pistols. The 4″ 9mm kit and assemblies provide original XD owners OSP capabilities as well as the ability to convert certain XD models to a full-size 4″ 9mm configuration. The slides, featuring included cover plates, are cut to accept XD-M® OSP optics mounting plates available for a wide range of popular optics.

First up is the XD OSP Slide Kit (part # XD4902), a package that provides users with a complete OSP-cut, full-size XD slide assembly packaged with a recoil spring assembly, barrel and an optics mounting plate in the Springfield Micro™ footprint. This plate accepts optics like the Shield SMSc and allows for co-witnessing with the iron sights. MSRP is $396. With this XD OSP Slide Kit, you can convert several XD variants to a full-size 4″ 9mm configuration featuring OSP capabilities. The kit converts the following:

  • XD 5″ 9mm to XD 4″ OSP 9mm
  • XD 4″.40 to XD 4″ OSP 9mm (with purchase of 9mm magazine)
  • XD 5″.40 to XD 4″ OSP 9mm (with purchase of 9mm magazine)

Also available is the XD OSP Slide Assembly (part # XD4901), which includes an OSP-cut slide assembly for an XD 4″ 9mm pistol along with a Springfield Micro footprint optics-mounting plate. It is designed to convert an XD 4″ 9mm to an XD 4″ 9mm OSP, while utilizing the original pistol’s barrel and recoil spring system. With this assembly, you can easily swap out the slide on your 4″ 9mm pistol to gain OSP optics-mounting capabilities. MSRP for the XD OSP Slide Assembly is $270. Also available is an XD OSP Slide Assembly packaged with a Crimson Trace CTS-1500 red dot optic and optic mounting plate (part # XD4903). MSRP for that package is $369. Both XD OSP Slide Assembly offerings convert the following:

  • XD 4″ 9mm to XD 4″ OSP 9mm

“With these new XD 4″ 9mm OSP Slide Kit and Slide Assembly conversion systems, Springfield Armory is providing owners of this rugged and proven pistol a means to update their handgun for the use of modern red dot optics,” says Steve Kramer, Vice President of Marketing for Springfield Armory. “In addition, the XD OSP Slide Assembly option allows you to convert other full-size 9mm and .40-cal. variants of the XD into the 4”-barreled 9mm configuration with optics capabilities.”

  • XD OSP Slide Kit w/ barrel, recoil assembly and OSP optics mounting plate | XD4902 | MSRP: $396
  • XD OSP Slide Assembly w/OSP optics mounting plate | XD4901 | MSRP: $270
  • XD OSP Slide Assembly w/ Crimson Trace CTS-1500 and OSP optics mounting plate | XD4903| MSRP: $369 

For more information on the XD OSP Slide Assembly and Kit Conversions, visit

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About Springfield Armory®

In 1794, the original Springfield Armory began manufacturing muskets for the defense of our young, free Republic. The Armory functioned as a firearms supplier for every major American conflict until 1968 when the government sadly closed its doors. In 1974, nearly two centuries after its inception, Springfield Armory Inc. in Geneseo, Ill. revived the iconic heritage of the Armory to carry on its legacy.

We strive to honor this responsibility as guardians of the original Springfield Armory legacy by manufacturing the highest quality firearms to enable responsible citizens to preserve their right to keep and bear arms in the defense of life, liberty and the pursuit of happiness.

With an unmatched emphasis on craftsmanship, performance and exceptional customer service, our mission is to forge superior firearms and provide the tools necessary to defend individual freedoms and equality for those who embrace the rights and principles secured by our Founding Fathers. For more information, please visit us at:


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