Firearms

Glock G31 Gen4 .357 SIG 4.49-inch

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Specifications

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Notable Variants

Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

Full-size .357 SIG Gen4 G31. The .357 SIG caliber delivers 9mm-class velocity with .40 S&W energy. Used by several state police agencies. Shares the G22 frame, allowing easy conversion between .357 SIG and .40 S&W.

Type: Semi-Auto Pistol

Action: Striker-Fired

Caliber: .357 SIG

Capacity: 15

Year introduced: 2013, Austria

Weight: 25.95 oz

Overall length: 7.32"

Status: Active

Intended use: Law Enforcement, Service