Description
Speer Gold Dot LE Duty .357 SIG 125 Grain Gold Dot Hollow Point (GDHP) Ammo
The benchmark choice for American law enforcement agencies, engineered for extreme barrier penetration, maximum weight retention, and reliable expansion. Speer Gold Dot LE Duty .357 SIG 125gr GDHP features Uni-Core® electro-chemically bonded lead cores, corrosion-resistant nickel-plated brass cases, and non-corrosive CCI Boxer primers in a 50-round LE duty box.
Product Overview
Speer Gold Dot LE Duty .357 SIG 125 grain GDHP ammunition (Part #54234) is one of the most widely deployed defensive rounds among state and federal law enforcement agencies. Engineered around Speer’s proprietary Uni-Core® process, the jacket is bonded to the lead core one atom at a time. This virtually eliminates core-jacket separation, allowing the projectile to retain near-100% of its mass when passing through tough barriers like auto glass, sheet metal, plywood, and heavy clothing.
The patented Gold Dot hollow point cavity is formed in a two-stage process: the first stage controls the depth of expansion, while the second stage regulates the expansion rate. Pushing out at a blistering 1,375 fps muzzle velocity and 525 ft-lbs of energy, this load maximizes the velocity advantage of the bottlenecked .357 SIG cartridge. Loaded in nickel-plated brass cases with sealed CCI primers, each 50-round LE box provides smooth feeding, corrosion protection, and long-term storage reliability.
Technical Specifications
| Brand / Manufacturer | Speer Ammunition – Law Enforcement Division |
| Manufacturer Part # | 54234 |
| Caliber | .357 SIG |
| Bullet Weight | 125 Grain |
| Bullet Type | Gold Dot® Hollow Point (GDHP / JHP) |
| Muzzle Velocity | 1,375 fps |
| Muzzle Energy | 525 ft-lbs |
| Ballistic Coefficient (G1) | 0.141 |
| Casing Material | Nickel-Plated Brass |
| Primer Type | CCI Boxer, Non-Corrosive |
| Primary Use | Law Enforcement Duty, Personal Protection, Home Defense |
| Rounds per Box | 50 |
Ballistic Performance Data
| Distance | Velocity (fps) | Energy (ft-lbs) |
|---|---|---|
| Muzzle | 1,375 | 525 |
| 25 Yards | 1,284 | 457 |
| 50 Yards | 1,203 | 402 |
| 75 Yards | 1,135 | 358 |
| 100 Yards | 1,079 | 323 |
Factory specifications measured using a 4-inch test barrel. Velocities and energy values will vary depending on handgun barrel length and atmospheric conditions.
Key Benefits
- Uni-Core® Bonded Technology: Electro-chemically bonds the jacket to the core to eliminate jacket slippage and preserve weight retention upon barrier impact.
- Nickel-Plated Cases: Offers low friction for flawless feeding in bottlenecked .357 SIG chambers and prevents corrosion during extended daily carry.
- Two-Stage Cavity Design: Precision-formed hollow point guarantees uniform expansion across a wide range of velocities and barrier mediums.
- Law Enforcement 50-Round Packaging: Economical 50-round box format gives shooters more rounds per box compared to standard commercial retail packaging.
Compatibility & Usage Notes
This ammunition is engineered for firearms chambered in .357 SIG in sound operating condition. It cycles reliably in full-size and compact duty pistols such as the SIG Sauer P229/P226, Glock 31/32/33, and Smith & Wesson M&P357. Always confirm the caliber markings stamped on your firearm barrel before loading. Store ammunition in a cool, dry place away from children and unauthorized persons.
Frequently Asked Questions
What is the difference between Speer LE Gold Dot (54234) and Commercial Gold Dot (23918)?
The loaded bullet and ballistic specs are virtually identical. Part #54234 comes in a 50-round Law Enforcement box, while Part #23918 is packaged in a 20-round retail box.
Are Speer Gold Dot .357 SIG casings reloadable?
Yes. The nickel-plated brass cases feature standard non-corrosive CCI Boxer primers and are fully reloadable.
Can .357 SIG ammunition be used in a .357 Magnum revolver?
No. The .357 SIG is a bottlenecked, rimless semi-automatic cartridge and cannot be fired in .357 Magnum revolvers.
