Glock 45 OEM Slide

Upgrade your Glock 45 with the Glock 45 OEM Slide — a factory-original slide built for reliability, durability, and consistent performance. Glock designed this slide to meet duty and defensive standards, delivering smooth cycling and dependable operation without the need for aftermarket modifications.

Product Description | Specs for Glock 45 OEM Slide

Glock machines this slide from high-strength steel and applies a tough nDLC (diamond-like carbon) finish to resist wear, corrosion, and surface damage. The slide includes front serrations for enhanced grip during manipulations and maintains Glock’s proven internal geometry for reliable performance. Unlike MOS models, this version features a solid top profile without an optic cut, making it ideal for traditional iron sight setups.

What’s Included For Complete OEM Slide

• Glock 45 slide (fully assembled)
• Glock Marksman Barrel (GMB)
• Recoil spring assembly (RSA)
• Extractor
• Firing pin assembly & firing pin safety
• Depressor plunger assembly
• Rear slide plate (Gen 5 style)
• Channel liner
• Factory front & rear sights

What’s Included For Stripped OEM Slide

• Glock 45 stripped slide
• Channel liner
• Factory front & rear sights

Note: Stripped slides do not include barrel, RSA, or upper internal components.

Specifications

• Model: Glock 45 OEM Slide
• Material: Hardened steel
• Finish: nDLC (black, low-glare)
• Slide Length: Approx. 7.32 inches
• Slide Width: Approx. 1.00 in (25.5 mm)
• Weight (stripped): Approx. 6–7 oz
• Caliber: 9mm Luger
• Optic Ready: No (non-MOS configuration)
• Serrations: Front and rear (factory)

How to Disassemble a Glock 45 Slide

1. Ensure the firearm is unloaded and remove the magazine.
2. Pull the slide slightly rearward and depress both takedown levers.
3. Release the slide forward and remove it from the frame.
4. Remove the recoil spring assembly.
5. Lift the barrel out of the slide.

Now the slide is ready for cleaning, inspection, or service.

How to Install a Glock Slide

1. Insert the barrel into the slide.
2. Seat the recoil spring assembly against the barrel lug.
3. Align the slide with the frame rails.
4. Pull the slide fully rearward and release it to lock into place.
5. Perform a full function check to ensure proper operation.

Compatibility

This slide fits Glock 45 Gen5 frames and Gen5-compatible components. It is not compatible with Gen3 or Gen4 frames due to differences in internal design.

Materials & Finish

Glock constructs this Glock 45 OEM Slide from hardened steel and finishes it with nDLC coating for superior durability, corrosion resistance, and reduced friction. The low-glare finish ensures consistent performance in various conditions.

Customization Options

• Sights: Upgrade to night sights, fiber-optic, or suppressor-height sights.
• Finish: Apply Cerakote or custom coatings for a personalized appearance.
• Engraving: Add custom engravings for a unique touch.

FAQs

Q: Does the complete slide include internal components?
A: Yes — the complete slide includes all internals, barrel, and recoil spring assembly.

Q: Is this slide optics-ready?
A: No — this is a standard OEM slide without an MOS cut.

Q: Can I use this slide on a Gen4 Glock frame?
A: No — it is designed specifically for Gen5 frames.

Q: Does the slide come with sights?
A: Yes — both complete and stripped versions include factory sights.

Q: Can I have this slide milled for an optic?
A: Yes — a qualified gunsmith can mill the slide for optics, though this may affect warranty.

DISCLAIMER:

GlockSlides.us offers aftermarket and compatible slides and components for GLOCK pistols. We operate independently and do not represent, endorse, or have any connection with GLOCK, Inc. or GLOCK Ges.m.b.H. “GLOCK” is a federally registered trademark of GLOCK, Inc. and used here only to identify compatible parts.