Mossberg Introduces the 940 Pro Tactical SPX: An Evolution Of The 940 Pro Series

by Drew Bryant · January 29, 2025

At Shot Show 2025, Mossberg unveiled the latest addition to its popular 940 Pro shotgun series: the Mossberg 940 Pro Tactical SPX. This new semi-auto shotgun features an improved gas system for cleaner operation and several tactical enhancements designed for end users. Notable upgrades include an optics-ready receiver, integrated heat shield, M-LOK mounting slots, adjustable length of pull, and corrosion-resistant components. The 940 Pro Tactical SPX will be available in both 5-shot and 8-shot configurations.

Below are the official press release, key features, and available configurations of the Mossberg 940 Pro Tactical SPX.

Press Release

Mossberg 940 Pro Tactical SPX with a Holosun 407k

Mossberg has refined its widely popular 940 Pro Tactical 12-gauge semi-auto shotgun with new and highly sought-after tactical features, introducing the 940 Pro Tactical SPX. Built on Mossberg’s redesigned, cleaner-running 940 Pro gas system, this feature-rich, optic-ready platform is available in both 8-shot and 5-shot versions, each equipped with an 18.5-inch AccuChoke®-compatible barrel. The lineup includes five models, with options such as a Holosun® Micro Dot Combo and Cerakote® finishes for added durability.

Like all 940 Pro shotguns, the Tactical SPX is built with corrosion-resistant internal components, including a nickel boron-coated gas piston, magazine tube, hammer, and sear. Its self-cleaning gas system allows for longer intervals between cleanings, ensuring smooth and reliable operation.

Standard Features

• Optic-ready receiver designed for direct micro dot mounting (RMSc footprint)

• Drilled and tapped receiver for additional optic mounting options

• Oversized, ergonomic bolt release for easy manipulation

• Extended, knurled charging handle for improved control

• Enlarged and beveled loading port for faster reloading

• Elongated, pinch-free elevator for smoother operation

• Bright orange anodized follower for clear visibility

• 18.5-inch AccuChoke® barrel (includes Cylinder choke tube; additional chokes sold separately)

• Extended magazine tube (7+1 round capacity with 2.75-inch shells)

• Durable synthetic stock with adjustable length of pull (12.5”–14.25”), comb height, and cast angle using stock shims

• Mossberg’s signature aggressive texturing on the grip and forend

• Rear swivel stud for sling attachment

Key Features

• Innovative Forend Design

• Integrated heat shield

• Two QD sling cups for flexible sling mounting

• Three M-LOK® slots (3, 6, and 9 o’clock positions)

• Mossberg’s signature texturing for improved grip

• Enhanced Barrel Clamp

• M-LOK slots for additional accessories

• Integrated swivel studs for sling attachment

• Upgraded Sights & Optics Compatibility

• Rear Ghost Ring sight and front fiber optic sight with protective wings

• Optics-ready receiver for direct mounting of micro dot sights

• Includes adapter plates for RMR®, Docter™, and Leupold® footprints

• Improved Controls & Handling

• Redesigned, oversized ambidextrous safety

• Extended, one-piece magazine tube for easier maintenance and improved reliability

• Detachable sleeve secures the magazine tube and forend

• Premium Accessories & Finishes

• Vang Comp® 6-Shotshell Carrier Card with Velcro mounting system

• Select models feature Cerakote coatings (Flat Dark Earth and OD Green) for increased durability

Available Configurations

• (85162) 940 Pro Tactical SPX 8-Shot – Black synthetic with matte blue finish

• (85177) 940 Pro Tactical SPX 8-Shot Cerakote (Flat Dark Earth) – Black synthetic with FDE finish

• (85178) 940 Pro Tactical SPX 8-Shot Cerakote (OD Green) – Black synthetic with OD Green finish

• (85180) 940 Pro Tactical SPX 5-Shot – Black synthetic with matte blue finish

• (85179) 940 Pro Tactical SPX 8-Shot Holosun Micro Dot Combo – Includes a mounted Holosun 407K sight, featuring 12 brightness settings, a 6 MOA dot reticle, and a 50,000-hour battery life.

The Mossberg 940 Pro Tactical SPX is available now in all configurations, with an MSRP ranging from $1,190 to $1,379. Whether you’re looking for a rugged tactical shotgun with enhanced ergonomics or an optic-ready platform for greater versatility, the 940 Pro Tactical SPX delivers a feature-rich package built for reliability and performance. For more details, visit Mossberg’s website.