Glock 40 Gen 4

Glock 40 Gen 4

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About Glock 40 Gen 4

The Glock 40 Gen4, is chambered in 10mm and has a full 6-inch barrel for an improved velocity.The G40 Gen 4 is a powerful yet easily carried pistol; perfect for the outdoor person, hunter, or sport shooter. It is designed to give the handgun hunter the ultimate choice in semi-automatic gaming pistol and has proven to be more than capable of taking down game such as whitetail deer, russian boar, and feral hogs. Glock engineers have developed the Glock Modular Optic System (MOS) to simplify mounting of popular optics without costly custom machining of the pistol's slide. The MOS is offered with cover plate when no optic is mounted and four plates options to comply with the specifications of some of the most trusted optic manufacturers in the industry. MOS gives you the option of adding tall iron sights allowing the optic and the iron sights to co-witness.

Firearms Score

Firearms Review Rating 92%
5 Reviews Popularity #21182

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Brand Glock
Category Semi-Auto Pistol
Caliber 10mm Auto
Capacity 15+1
Finish Black
Gun Type Semi-Automatic Pistol
Sights Adjustable
Action Safe Action
Grip Polymer Grip
Barrel Length 6.02"

Detailed Review

The Glock 40 Gen 4 is a powerful handgun designed for outdoor enthusiasts and hunters. The handgun packs a punch with its .10mm cartridge and has a 15-round capacity. It's built to withstand tough environments and is a reliable choice for those who enjoy the great outdoors. Here are some features of the Glock 40 Gen 4:

  • Modular Back Strap System (MBS): The MBS allows the shooter to adjust the grip size to fit their individual hand, making it more comfortable and easier to control.
  • Rough Texture Frame (RTF): The RTF provides a firm grip even in wet or slippery conditions, making it an ideal choice for the outdoors.
  • Reversible Magazine Catch: The magazine catch can be switched from left to right, making it accommodating for left-handed shooters.
  • Interchangeable Magazine Extensions: The Glock 40 Gen 4 comes with two magazine extensions that can be swapped out to adjust the grip length and accommodate different hand sizes.
  • Modular Optics System (MOS): The MOS allows for the mounting of different types of optics on the slide, making it easier to aim and shoot accurately.
  • Dual Recoil Spring Assembly: The dual recoil spring assembly absorbs recoil, reducing felt recoil and allowing for quicker follow-up shots.
  • Safe Action System: The Glock 40 Gen 4's Safe Action System ensures that the handgun will only fire when the trigger is pulled.

In addition to these features, the Glock 40 Gen 4 also has a durable construction with a polymer frame, making it lightweight and easy to carry. Its large size and powerful cartridge make it a reliable choice for hunting large game, such as bears or elk. Overall, the Glock 40 Gen 4 is a top-of-the-line handgun that offers the power, accuracy, and reliability necessary for outdoor enthusiasts and hunters.

Glock 40 Gen 4 Comparisons

Glock 40 Gen 4 Reviews

How would you like to rate Glock 40 Gen 4?


Bob D
November 13, 2019
Firearms Review Rating 80%

Was hot to get a 10mm auto.Never had a Glock, so decided to try one. Not a handsome pistol, but it shoots fine. Changed to the large beaver tail and it fits my very large hand fine. Not crazy about the trigger, but want to shoot it more before deciding wh

David L
July 23, 2019
Firearms Review Rating 100%

David L on

The Glock 40 is a great shooting 10mm with very manageable recoil. I have had no malfunctions. Buds has fast shipping and helpful employees.

Brandon R
May 13, 2019
Firearms Review Rating 80%

It%u2019s everything you would expect from a glock I was expecting a little more accuracy I only get about 3 in at 25 with my best reloads but I haven%u2019t tried everything yet and I%u2019m still getting use to the Glock trigger most of my other pistols

william s
February 21, 2019
Firearms Review Rating 100%

Excellent sight radius, mos system is flawless. Well played Glock

Erik G
June 16, 2018
Firearms Review Rating 100%

Great quality gun from Glock. Easy transaction and fast shipping from Bud’s. Would recommend the gun and great service from Bud’s to anyone.

MountainMan Vinny
June 15, 2018
Firearms Review Rating 100%

Fires smooth as silk, I cannot complain about a thing, it comes with 3 magazines!!! You cannot beat this price for a very fine weapon, and its 10MM!!!

April 20, 2018
Firearms Review Rating 100%

Very fast shipping from Bud's. Product exactly as represented. Will buy from Bud's again.

Bob D
April 2, 2018
Firearms Review Rating 100%

This pistol is a beast! Glock dependability and little kick with 180 grain. Mounted a burris fast fire 3 using plate #1. Heard of people using too long or too short of screws. I mounted my optic on plate first to see where screws ended up. New ones too sh

Leon C
March 27, 2018
Firearms Review Rating 100%

This thing is like a gentle beast, the recoil is awesome but the power is there. Glockzilla is awesome! This one is a keeper.

March 4, 2018
Firearms Review Rating 100%

Ordered 3 days ago...just got it!! Perfectly priced and freshly packaged. Very impressive. Need this beast, because like many elk archers, bears continue to be on the attack. So instead of making them even angrier with a 9mm...time to go for the kill in a

Carl M
February 7, 2018
Firearms Review Rating 100%

Another great purchase from BUDS....The model 40 is one of the most accurate pistols I have shot. The extra length of the barrel and slide add enough weight to calm the hot 10mm rounds I use, its almost like shooting a 9mm!

Christopher S
December 9, 2017
Firearms Review Rating 80%

Picked up this Glock Model 40, 10mm from the local Bud's FFL. The front sight (polymer) was chewed up on the corners, looks skewed, too, but I accepted it anyway because I'd bought a red dot reflex for it. Also, once I've figured out the best option I'll

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