GEN 4 GLOCK ALL for Sale
Browse Gen 4 GLOCK ALL listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The Gen 4 Glock line, introduced in 2010, updated Glock’s proven platform with modular features. Designed for improved ergonomics and adaptability, Gen 4 models appeal to professionals and civilians alike. Today, they remain widely available on the used market and popular among Glock enthusiasts.
Why It's a Top Choice
- Modular backstrap system for custom grip fit
- Dual recoil spring reduces felt recoil
- Rough Textured Frame (RTF) enhances grip traction
- Large aftermarket support across holsters and parts
- Widely adopted by law enforcement worldwide
Key Variants
Glock 17 Gen 4
Full-size 9mm model, ideal for duty carry, training, and home defense use.
Glock 19 Gen 4
Compact 9mm option balancing concealability and shootability—popular for CCW.
Glock 22 Gen 4
Chambered in .40 S&W, widely issued among police departments.
Glock 26 Gen 4
Subcompact 9mm designed for deep concealment and backup roles.
Glock 21 Gen 4
Full-size .45 ACP format for those preferring a heavier caliber.
Competitor Comparison Table
| Feature | Gen 4 Glock | Smith & Wesson M&P 9 M2.0 | Sig Sauer P320 |
|---|---|---|---|
| MSRP | $550 | $600 | $650 |
| Capacity | 15-17 rounds | 15-17 rounds | 15-17 rounds |
| Weight | ~23 oz (G19 Gen 4) | ~25 oz | ~26 oz |
| Optics-Ready | No (except MOS models) | Some variants | Yes |
| Trigger Type | Striker-fired (~5.5 lb) | Striker-fired | Modular striker-fired |
| Notable Pro | Legendary reliability and ease of use | Excellent ergonomics and grip texture | Fully modular fire control group |
| Notable Con | No optics cut unless MOS | Heavier recoil feel | Bulkier than similar-sized pistols |
Best Use Cases
- Concealed carry with G19 or G26
- Duty or service firearm (G17, G22)
- Home defense with full-size frame
- Training and range practice
- Firearms collection completeness
FAQs
What is the difference between Gen 4 and Gen 5 Glock pistols?
Gen 5 models removed finger grooves, updated internals, and often come optics-ready. Gen 4 retains grooves and earlier internals.
Can I use Gen 3 Glock magazines in a Gen 4 pistol?
Yes, Gen 3 mags work in Gen 4 Glocks unless you've reversed the mag release.
How does the dual recoil spring in Gen 4 models benefit shooting?
It helps reduce felt recoil and improve longevity, especially in compact models like the Glock 19 Gen 4.
Prefer nearby results? Toggle to search local listings.
Glock 35 Gen 4 (PG3530702)
$699.99
Glock G30 Gen 4 45ACP 3 Magazines 10 Rou
$630.00


