Description
SIG SAUER P365 25-Round 9mm Magazine – Coyote
The SIG SAUER P365 25-round coyote magazine expands the capacity of compatible 9mm P365 pistols in a complete factory-built assembly. Manufacturer part number 8901942 pairs a steel magazine body with a coyote-colored extended polymer baseplate, making it a natural visual match for coyote P365-XMACRO, DH3 and other similarly colored configurations. Its high capacity is well suited to range practice, training blocks and competition use where fewer interruptions can help maintain the pace of a drill.
This is a genuine SIG SAUER magazine rather than an aftermarket extension installed on a smaller body. The feed lips, spring, follower and baseplate are designed to work together as one magazine system. For owners who normally carry shorter magazines, the 25-round format can serve as a separate practice or range option while preserving their compact magazines for everyday configurations.
Steel Body and Easy Capacity Checks
The magazine uses a durable steel body with a dark protective finish and an extended polymer baseplate. Rear witness holes provide a quick reference for the loaded condition, and the bright orange follower is easy to see when the magazine is empty. These features help with loading, unloading and organizing magazines during a range session.
Because of its 25-round capacity, the magazine projects below the grip. The coyote baseplate is intended to meet the bottom of P365-XMACRO-size grip modules more cleanly than a plain exposed magazine body. It is an especially appropriate match for full-length P365 configurations using a coyote grip, although the amount of exposed magazine will differ on shorter P365 frames.
High-Capacity Range Utility
Extended capacity is useful for repeated strings of fire, multi-target drills and recreational sessions where constant reloading can interrupt practice. It can also reduce the number of magazines that need to be prepared before a class or competition stage. The added length and loaded weight change the pistol’s balance, so shooters should confirm that the combination handles comfortably and functions reliably in their individual firearm.
- Caliber: 9mm Luger
- Capacity: 25 rounds
- Body: Steel with dark protective finish
- Baseplate: Extended coyote polymer baseplate
- Follower: High-visibility orange
- Loading reference: Rear witness holes
- Platform: SIG SAUER P365 family
- Manufacturer part number: 8901942
- UPC: 798681729753
Fit and Maintenance
Verify that the magazine seats completely, locks in place and releases correctly in the specific pistol before regular use. New high-capacity magazine springs may be firm, particularly near full capacity. Load each cartridge deliberately and never force ammunition beyond the stated 25-round limit. Test the magazine with the intended firearm and ammunition before considering it ready for demanding applications.
Routine care should focus on keeping the feed lips, follower and interior free from debris and excessive lubricant. Inspect the steel body for dents, the feed lips for deformation and the polymer baseplate for cracks or looseness. Any magazine that repeatedly causes feeding problems or shows structural damage should be removed from service.
The extended format increases the pistol’s overall height and may not fit a holster or storage case designed around a flush-fitting magazine. This listing includes one coyote SIG SAUER P365 25-round 9mm magazine; firearm and ammunition are not included. Purchasers must confirm compliance with all applicable magazine-capacity laws before ordering or using this product.




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