Unleashing Peak Performance: The Mossberg 940 Pro JM Competition Shotgun

Are you a competitive shooter relentlessly pursuing faster stage times, unparalleled reliability, and an undeniable edge on the range? Do you find yourself asking, "What's the ultimate semi-automatic shotgun for 3-Gun, USPSA Multi-Gun, or serious sporting clays?" Look no further. The Mossberg 940 Pro JM, specifically the 85165 model, is engineered from the ground up to not just meet, but exceed the rigorous demands of professional and aspiring competitive shooters. This isn't just a shotgun; it's a meticulously crafted performance tool designed to help you dominate the field.

The journey to developing the 940 Pro JM series was a collaboration with legendary shooter Jerry Miculek, whose insights ensured every feature was optimized for competition. This partnership resulted in a firearm that addresses common pain points for multi-gun competitors: reliability under high-volume fire, ease of loading, and critical adjustability for a perfect fit. If you've been searching for a shotgun that keeps pace with your ambition, one that minimizes downtime and maximizes your potential, the Mossberg 940 Pro JM is your answer.

Engineered for Endurance and Speed: The Heart of the 940 Pro JM

At the core of the Mossberg 940 Pro JM's exceptional performance lies its innovative and robust internal system. Unlike many semi-automatic shotguns that demand frequent cleaning, the 940 Pro JM boasts a newly designed durable gas system. This cutting-edge system allows for an astonishing up to 1500 rounds between cleanings. Imagine the advantage in a multi-day match or during intensive training sessions—less time cleaning means more time shooting and refining your skills. This significant enhancement translates directly to consistent performance and reduced maintenance burden, a true game-changer for serious shooters.

Further enhancing its reliability and smooth operation, critical internal components are treated with a nickel boron-coating. This advanced finish dramatically reduces friction, resists corrosion, and ensures fluid cycling of rounds, even when the firearm gets hot and dirty. For competitors, this means fewer malfunctions, faster follow-up shots, and unwavering confidence in their equipment, stage after stage.

Competition-Ready Ergonomics and Controls

The Mossberg 940 Pro JM 85165 is purpose-built for the competitive arena, where milliseconds matter. Every external detail has been refined to optimize speed, accuracy, and durability:

• Competition-Level Loading Port: The generously oversized and beveled loading port is a standout feature, allowing for lightning-fast quad-loading or twin-loading techniques without fumbling. This crucial design element ensures rapid magazine replenishment, which is vital for maintaining momentum in timed events.
• Optimized Elevator and Follower: Complementing the enhanced loading port are a redesigned elevator and follower. These components work in harmony to provide a smooth, snag-free loading experience, eliminating common hang-ups found in less specialized shotguns.
• Gold Oversized Controls: From the bolt release to the charging handle, the 940 Pro JM features oversized, gold-anodized controls. These larger, high-contrast components are easy to locate and manipulate under pressure, even with gloves on, ensuring positive and rapid operation when every second counts.
• Adjustable Stock and Streamlined Forend: The synthetic furniture, finished in black, features Mossberg's signature texturing. This provides a secure and comfortable grip in all conditions. More importantly, the stock incorporates an adjustable shim system, allowing shooters to fine-tune the length of pull (from 13" to 14.25") and drop at comb/heel to achieve a custom fit. A properly fitted shotgun reduces felt recoil, improves target acquisition, and enhances overall shooting comfort and consistency.

Precision Sighting and Optic Readiness

Accuracy is paramount in any shooting sport, and the Mossberg 940 Pro JM is equipped to deliver.

• HiViz TriComp Fiber Optic Sight: The shotgun comes standard with a HiViz TriComp sight. This highly visible fiber optic front sight allows for rapid target acquisition in varying light conditions, ensuring your aim is true, whether you're engaging steel plates or clay targets.
• Optics-Cut Receiver: The Tungsten Gray receiver is factory-machined with an optics cut, ready to accept popular micro red dot sights. This forward-thinking design allows for direct mounting of optics (plate systems sold separately for specific optic footprints, e.g., Shield RMSc, Trijicon RMR, Leupold DeltaPoint Pro footprints), providing a lower, more natural sight picture and significantly enhancing target acquisition speed and precision for those who prefer red dots in competition. This is a critical feature for modern multi-gun setups, offering a distinct advantage.

Versatility with Extended Chokes and Barrel Design

The 24-inch vent rib barrel, finished in a durable matte blued, strikes an ideal balance between maneuverability and ballistic performance. This length is highly favored in competition for its excellent swing dynamics and pattern consistency.

• Extended Chokes Included: The 940 Pro JM comes with a set of extended Briley choke tubes. These external chokes allow for quick, tool-free changes to adapt your shot pattern to different stages, target distances, or ammunition types. Whether you need a tight pattern for distant steel or a wider spread for close-up targets, the flexibility to rapidly change chokes is a major benefit for competitors.

The 940 Pro JM in Action: Real-World Scenarios

Consider these scenarios where the Mossberg 940 Pro JM truly shines:

• 3-Gun Competition: The 9+1 capacity, rapid loading port, and durable gas system make it an ideal choice for stages requiring high round counts and fast reloads. Its adjustability ensures a comfortable and consistent shooting platform for navigating complex courses of fire.
• USPSA Multi-Gun: Similar to 3-Gun, the 940 Pro JM's speed-focused design translates directly into competitive advantages, allowing shooters to maintain their pace and minimize penalties.
• IPSC Practical Shooting: For international competitions, the reliability and customizable fit of the 940 Pro JM allow shooters to focus on their technique rather than equipment concerns.
• Sporting Clays / Trap / Skeet: While primarily a competition shotgun, its low recoil, smooth action, and versatile choke system also make it a superb choice for serious clay target shooters seeking a high-performance semi-auto for recreational or competitive sporting events. The adjustable stock allows for a custom fit that aids in consistent mounting and swing.
• High-Volume Training: The ability to fire 1500 rounds between cleanings is invaluable for training. It means more productive range time, fewer interruptions, and a greater opportunity to master your skills without constantly breaking down your firearm.

Trust in Mossberg's Legacy of Innovation

Mossberg has a storied history of producing reliable, robust firearms, and the 940 Pro JM continues this tradition while pushing the boundaries of semi-automatic shotgun performance. It’s a testament to their commitment to innovation and understanding the needs of today’s competitive shooters. When you choose the Mossberg 940 Pro JM, you're investing in a firearm that is built to win, backed by decades of manufacturing excellence.

With a total length of 44.75" and weighing 7.75 lbs, the 940 Pro JM offers a balanced feel that contributes to its smooth swing and controlled recoil, even during rapid strings of fire. The top tang safety is ambidextrous and intuitively placed for quick, positive engagement and disengagement, a crucial feature in dynamic shooting scenarios. The receiver's striking Tungsten Gray finish not only adds to its aesthetic appeal but also provides an additional layer of durability.

This shotgun isn't just about raw performance; it's about providing the shooter with every possible advantage. From the reduced felt recoil thanks to the gas operating system, to the ability to quickly adapt to different stage requirements with interchangeable chokes, the 940 Pro JM anticipates and addresses the challenges faced by competitive shooters. It allows for seamless target transitions, consistent shot placement, and ultimately, a more confident and successful shooting experience. For those looking to upgrade their competitive setup, or for new shooters aspiring to perform at a high level, the Mossberg 940 Pro JM offers a comprehensive package of features and performance that stands apart.

Mossberg 940 Pro JM 85165 Specifications

The Mossberg 940 Pro JM model 85165, with UPC 015813851657, represents a pinnacle in competition shotgun design. Its blend of innovative engineering, shooter-focused ergonomics, and unwavering reliability makes it a top-tier choice for any serious competitor or high-volume shooter.

Feature	Detail	Benefit for Shooters
UPC	015813851657	Unique product identifier for precise ordering
Brand	Mossberg	Reputable manufacturer of quality firearms
Model	940 Pro JM	Designed specifically for competitive shooting
Gauge	12 Gauge	Versatile and powerful, standard for many competitions
Capacity	9+1 Rounds	High capacity for extended stages and fewer reloads
Barrel Length	24 Inches	Optimal balance of maneuverability and pattern consistency
Barrel Finish	Matte Blued	Durable and non-reflective finish
Barrel Description	Vent Rib	Aids in heat dissipation and sight picture clarity
Chamber	3 Inches	Accommodates a wide range of 12ga ammunition
Receiver Finish	Tungsten Gray	Distinctive, durable, and corrosion-resistant
Receiver Material	Steel	Robust construction for long-term durability
Receiver Description	Optics Cut	Ready for direct mounting of popular red dot sights
Stock Material	Synthetic	Lightweight, durable, and weather-resistant
Stock Finish	Black	Classic and practical appearance
Stock Finish Group	Black	Categorization for easy reference
Adjustable Length of Pull	13" - 14.25"	Customizable fit for improved ergonomics and recoil management
Weight	7.75 lbs	Balanced weight for comfortable handling and swing
Action	Semi-Auto (Gas)	Fast cycling with reduced felt recoil
Operating System	Gas (1500 rounds between cleaning)	High reliability and low maintenance requirements
Sights	HiViz CompSight Fiber Optic	Bright, easy-to-acquire front sight for rapid targeting
Choke Configuration	Briley	High-quality choke system for optimal patterns
Chokes Included	Extended	Quick, tool-free pattern adjustments for various stages
Controls	Gold Oversized	Enhanced visibility and easier manipulation under pressure
Internal Parts	Nickel Boron Coated	Smooth operation, reduced friction, and increased durability
Application	Target Shooting (Competition Focus)	Specifically designed for peak performance in shooting sports
OAL (Overall Length)	44.75 Inches	Standard size for a competition semi-auto shotgun
Hand	Right Hand	Designed for right-handed shooters
Safety	Top Tang	Intuitive and easily accessible safety mechanism
Series	JM	Jerry Miculek series, indicating competition-tuned design
Category	Shotguns	General classification of the firearm
Size	Full Size	Standard shotgun sizing for adult users