GLOCK 17 GEN 3 for Sale
Browse Glock 17 Gen 3 listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The Glock 17 Gen 3 was introduced in the late 1990s as a refinement of Glock's original full-size 9mm pistol. Built for reliability and simplicity, it features a polymer frame and Safe Action system. It remains a popular choice among civilian shooters, law enforcement, and training institutions for its proven track record and ease of use.
Why It's a Top Choice
- Proven reliability in harsh conditions
- Large aftermarket support for parts and upgrades
- Simple takedown and maintenance
- Compatible with a wide range of magazines
- Widely used as a training handgun
Key Variants
Glock 17 Gen 4
Designed with a reversible magazine release and grip modularity to suit more users.
Glock 17 Gen 5
Offers a flared magwell and improved marksman barrel for enhanced accuracy and reload speed.
Glock 17 MOS
Modular Optic System version supports direct mounting of popular red dot optics.
Glock 34
Long-slide variant optimized for competition shooting and enhanced sight radius.
Glock 17L
Extended-slide model designed for extreme accuracy at the range.
Competitor Comparison Table
| Feature | Glock 17 Gen 3 | Sig Sauer P320 | Smith & Wesson M&P9 |
|---|---|---|---|
| MSRP | $500 | $600 | $550 |
| Capacity | 17+1 | 17+1 | 17+1 |
| Weight | ~25 oz | ~29 oz | ~27 oz |
| Optics-Ready | No (Gen 3 base model) | Yes (varies by model) | Yes (2.0 OR versions) |
| Trigger Type | Striker-fired | Striker-fired | Striker-fired |
| Notable Pro | Extremely reliable and easy to maintain | Modular fire control unit | Excellent ergonomics and grip texture |
| Notable Con | No backstrap customization | Heavier than similar models | Trigger feel is subjective |
Best Use Cases
- Range training
- Home defense
- Law enforcement or security carry
- Competition pistol (entry-level)
- Firearm collection with historical relevance
FAQs
Can I upgrade my Glock 17 Gen 3 with aftermarket parts?
Yes. The Gen 3 is among the most customizable Glock models, with wide aftermarket support for triggers, slides, barrels, and more.
What is the difference between Glock 17 Gen 3 and Gen 5?
The Gen 5 features a flared magwell, improved barrel, no finger grooves, and ambidextrous slide stop.
How does the Glock 17 Gen 3 perform in cold or dirty conditions?
The Glock 17 Gen 3 is known for high reliability in adverse environments, including sand, moisture, and freezing temps.
