Glock 40 Gen4 MOS Semi-Automatic Pistol 10mm Auto 6.02″ Barrel 15-Round Black
Original price was: $840.00.$699.00Current price is: $699.00.
Glock 40 Gen 4 for Sale — Power, Precision & 10mm Performance
The search for the Glock 40 Gen 4 for sale continues to grow among shooters who want exceptional accuracy, enhanced velocity, and the proven reliability of Glock engineering. As one of the most powerful pistols in Glock’s lineup, the Glock 40 Gen 4 10mm stands out for hunting, backcountry defense, competition shooting, and tactical use. This guide explores the firearm’s features, pricing, comparisons, and what makes it a top choice in the Glock Gen 4 40 category.
What Is the Glock 40 Gen 4?
The Glock 40 Gen 4 is a long-slide 10mm Auto pistol designed for superior ballistic performance. Its extended barrel allows the cartridge to reach maximum velocity, making it far more effective for deep penetration and accuracy. For shooters who want more power than a .40 S&W model such as the Glock 23 Gen 4 40 cal or Glock 22 Gen 4 40 cal, the Gen 4 Glock 40 offers a significant step up.
Its polymer frame, ergonomic grip texture, and dual recoil spring system create a smoother shooting experience compared to earlier Glock generations.
Glock 40 Gen 4 MOS — Optics-Ready Advantage
One of the standout features is the Glock 40 Gen 4 MOS, which includes the Modular Optics System. This built-in platform allows shooters to mount red-dot optics directly to the slide without aftermarket machining.
With the rise of competition shooting and red-dot carry setups, many buyers specifically search for the Glock 40 MOS Gen 5 and Glock 40 Gen 4 MOS options. Although the MOS feature is available on both Gen 4 and Gen 5 models, many shooters believe the Gen 4 offers better recoil balance with 10mm loads.
Glock 40 Gen 4 Price — What to Expect
The Glock 40 Gen 4 price varies depending on condition, included accessories, and whether the pistol features MOS optics compatibility. Standard factors affecting pricing include:
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Brand-new vs. used condition
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Presence of original box and magazines
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MOS configuration
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Aftermarket upgrades such as triggers, sights, or barrels
Because the model is highly sought after and not produced in extremely large numbers, prices tend to stay strong compared to other 40 Glock Gen 4 pistols.
Glock 40 Gen 4 Review — Why Shooters Love It
Most Glock 40 Gen 4 review highlights emphasize:
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Superior accuracy from the long slide
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Powerful 10mm ballistics
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Reduced felt recoil due to added slide weight
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MOS optics compatibility
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Legendary Glock reliability
The extra sight radius gives the pistol precision rarely matched in high-powered semi-autos, making the Gen 4 Glock 40 a favorite among hunters and outdoorsmen.
Glock Gen 4 40 Cal Comparisons
Glock 22 Gen 4 40 Cal
A duty-oriented .40 S&W pistol, extremely reliable and popular. Many users add Glock 22 Gen 4 40 cal accessories such as upgraded lights, night sights, and extended controls.
Glock 23 Gen 4 40 Cal
A compact variant ideal for concealed carry but less powerful than the 10mm Glock 40.
3rd Gen Glock 27 Mini 40 Cal Parts
Shooters who prefer small-frame carry pistols often compare or accessorize the Glock 27. While it’s not as strong as the 10mm models, its parts remain in high demand.
Glock 40 Gen 5 Release & Modern Options
With Glock’s updates to its fifth-generation lineup, many shooters research the Glock 40 Gen 5 release or search for a Glock Gen 5 40. While some Gen 5 .40 S&W pistols exist, the long-slide 10mm version is best known in the Gen 4 MOS configuration. This makes the Glock 40 Gen 4 for sale market even more valuable because many shooters prefer the Gen 4 version.
Is the Glock 40 Gen 4 Right for You?
Choose the Glock 40 Gen 4 if you want:
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Maximum 10mm power
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Better long-range accuracy
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An optics-ready, competition-ready platform
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A reliable pistol for hunting or defense
Among modern handguns, the Glock 40 Gen 4 remains a top performer and a favorite for shooters seeking strength, precision, and long-term durability.
Legal Compliance
Placing an order with Discount Guns and Ammo constitutes your formal declaration that you are the legal buyer and are in full compliance with all regulations governing your purchase. It is your responsibility to affirm that you meet the legal age requirements and that no prohibitions prevent your legal ownership.
You must be a minimum of 18 years of age to purchase a rifle or shotgun.
You must be a minimum of 21 years of age to purchase a handgun, receiver, action, or any form of ammunition.
Shipping Policy
In accordance with federal law, all firearm shipments will be directed to a valid Federal Firearms Licensee (FFL) Dealer to facilitate the legal transfer. All orders placed with Discount Guns and Ammo are considered final upon submission and are not eligible for subsequent changes or cancellation.
Shipping Method: For security and compliance, specific shipping protocols are enforced. Any order containing a handgun, receiver, or action is dispatched via Second Day Air. Orders consisting solely of long guns will be dispatched via Ground service.
Returns, Transfers, and Fees
Due to the regulated nature of these items and for critical safety reasons, the sale of all firearms and ammunition from Discount Guns and Ammo is final. Returns are not permitted under any circumstances.
Inspection Before Transfer: A thorough inspection of your firearm is required upon its arrival at your FFL Dealer. This inspection must be completed prior to accepting the official transfer. If the firearm is incorrect or has been damaged, you must refuse the transfer and contact Discount Guns and Ammo Customer Service immediately.
Post-Transfer Warranty: Following the legal transfer of the firearm, all matters related to warranty service or necessary repairs are to be coordinated directly through the Discount Guns and Ammo support team.
Restocking Fee: A restocking fee of 5% will be levied against any order that cannot be completed due to a transfer refusal by the FFL Dealer or a failed background check.
You must be 21 years or older to order ammunition. Due to safety considerations and legal/regulatory reasons, Ammunition may not be returened. Please check local laws before ordering. By ordering this Ammunition, you certify you are of legal age and satisfy all federal, state and local legal/regulatory requirements to purchase this Ammunition. You must be 18 to purchase rifles or shotguns and 21 to purchase handguns, actions or receivers. All firearms must ship to a valid FFL Dealer and cannot be changed or cancelled after they are placed. If your order contains a handgun which ships from Discount Guns and Ammo, the handgun, and any additional firearms shipping from Discount Guns and Ammo on the same ordermust ship Second Day Air. If your order does not contain a handgun which ships from Discount Guns and Ammo, any shotguns, rifles, actions or receivers shipping from Discount Guns and Ammo will ship via UPS Ground. Shipping charges for firearms are calculated jointly with other products, and all shipped at once. Due to Federal regulations, guns are not returnable. We carefully inspect your guns before shipping and transfer. If the gun received at the FFL Dealer is incorrect or damaged in shipment, do not take possession of the gun and please contact Customer Service. After transfer, any warranty or repair work must be coordinated directly us. Firearms refused by the FFL Dealer or which cannot be transferred due to a failed background check will be subject to a 5% restocking fee. By ordering this firearm, you certify you are the actual transferee/buyer of the firearm, are of legal age and satisfy all Federal, State and Local legal/regulatory requirements to purchase this firearm.
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35 E 3300 S, South Salt Lake, UT 84115
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