Glock 45 OEM Slide

The Glock 45 OEM Slide is a factory-original slide built specifically for Glock 45 pistols. Because Glock machines this slide to original factory specifications, it delivers smooth cycling, consistent lockup, and dependable OEM reliability in a duty-focused 9mm platform.

Moreover, this slide pairs compact slide dimensions with a full-size frame design. As a result, it works well for duty pistols, defensive setups, and factory-correct Glock 45 builds that prioritize balance and control.

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What Makes This an OEM Glock Slide

An OEM Glock slide comes directly from Glock’s original manufacturing process. Glock machines each slide from high-quality steel and inspects it under strict factory standards.

Therefore, the slide maintains Glock’s intended geometry, balance, and durability. In contrast, many aftermarket slides adjust tolerances or finishes, which can affect reliability in duty pistols.

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Available Configurations

This slide is available in two configurations to support different build needs.

• Complete configuration: Installs immediately with factory internals

• Stripped configuration: Supports controlled or custom builds

As a result, buyers can choose convenience or flexibility while preserving OEM performance.

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What’s Included

Complete Slide Components

• OEM slide body

• OEM barrel

• Recoil spring assembly

• Firing pin assembly

• Firing pin safety

• Extractor

• Depressor plunger assembly

• Rear slide plate

• Channel liner

• OEM Glock sights

Stripped Slide Components

• OEM slide body

• Channel liner

• OEM Glock sights

Note: The stripped option excludes the barrel, recoil spring assembly, and upper internal parts.

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Specifications

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Compatibility & Fitment

This slide fits only Glock 45 frames. Glock engineered the slide around the Gen 5 operating system and the Glock 45 compact-slide / full-size-frame configuration.

However, it does not fit Glock 19 frames, Glock 17 frames, MOS-configured frames, earlier generations, or clone platforms such as the PSA Dagger. Therefore, buyers should confirm model compatibility before ordering.

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Installation Expectations

The complete slide installs as a true drop-in replacement when paired with a compatible Glock 45 frame. No fitting or modification is required.

Meanwhile, the stripped version accepts standard Gen 5 Glock upper internals using common armorer tools. After assembly, perform a full function check before live fire.

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Finish & Durability

Glock applies its factory nDLC finish to protect this slide from wear and corrosion. Additionally, the coating reduces friction during cycling and supports consistent performance.

As a result, the slide maintains reliability during extended range sessions and demanding duty use.

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Customization Options

Although Glock builds this slide to factory specifications, users can still apply select upgrades.

• Install duty-rated or night sights

• Apply Cerakote or custom finishes

• Add professional slide serrations or engraving

However, permanent modifications may affect factory warranty coverage.

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Frequently Asked Questions

Will this slide fit a Glock 45 MOS frame?
No. Glock designed this slide specifically for non-MOS frames.

Can users add a red-dot optic to this slide?
No. This slide does not include an optic cut.

Does this slide support suppressor use?
Yes, with an appropriate threaded barrel and suppressor-height sights.

How often should shooters replace the recoil spring?
Most shooters replace it every 3,000 to 5,000 rounds.

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Important Notice

This product is an OEM-compatible Glock component. We operate independently and do not affiliate with Glock, Inc. or Glock Ges.m.b.H. “GLOCK” is a registered trademark used only to identify compatibility.