Firearms

Ruger P91 .40 S&W 4.5-inch

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Specifications

About

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

P-series chambered in .40 S&W following post-1986 LE demand.

Type: Pistol

Action: Semi-Automatic

Caliber: .40 S&W

Capacity: 11

Year introduced: 1992, USA

Weight: 32 oz

Overall length: 7.75"

Status: Discontinued

Intended use: Duty/Service