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Smith & Wesson Performance Center Model 327 TRR8

Smith & Wesson · Pistol

Smith & Wesson Performance Center Model 327 TRR8

Double action · .357 Magnum · introduced 2006

Also known as TRR8, 327 TRR8, Tactical Rail Revolver

About the Smith & Wesson Performance Center Model 327 TRR8

The Smith & Wesson Performance Center Model 327 TRR8 is an eight-shot, double-action/single-action revolver chambered in .357 Magnum, built on Smith & Wesson's large N-frame. Introduced in 2006, the TRR8 (Tactical Rail Revolver, 8-shot) was developed at the request of law enforcement SWAT teams who needed a revolver that would not malfunction when pressed against a ballistic shield or other obstruction during tactical entries. The scandium alloy frame keeps the weight at just 35.3 ounces (1001 grams) despite the large N-frame platform and 5-inch stainless steel barrel, making it remarkably light for an eight-shot .357 Magnum. The two-piece barrel is mounted in a shroud, a design that promotes superior accuracy. Two removable Picatinny-style equipment rails (one on top, one on the barrel shroud underside) allow mounting of optics, lights, and lasers, giving the TRR8 the accessory versatility typically associated with semi-automatic duty pistols. The cylinder is cut for moon clips (included) for rapid simultaneous loading and unloading, though the rimmed .357 Magnum and .38 Special cartridges can also be loaded individually. The Performance Center tuned action delivers a smooth double-action trigger pull of approximately 7.75 pounds (34 N) with an adjustable trigger stop, while single-action pull is approximately 2.25 pounds (10 N). Sights consist of an interchangeable front dot sight and an adjustable V-notch rear blade. The matte black glass-bead finish provides a non-reflective tactical appearance.

The Model 327 TRR8 represents one of the most innovative modern revolvers ever produced, born from the practical needs of law enforcement tactical teams. When SWAT operators carrying ballistic shields found that semi-automatic pistols could malfunction when pressed against the shield during dynamic entries, they turned to Smith & Wesson for a solution. The Performance Center responded with a revolver that combined the reliability advantage inherent to wheelguns with the accessory compatibility and capacity that modern tactical operators demand. The TRR8's eight-shot cylinder, dual Picatinny rails, moon clip capability, and lightweight scandium frame represented a quantum leap in revolver design, proving that the wheelgun could still compete in the 21st century tactical arena.

Smith & Wesson Performance Center Model 327 TRR8 specifications

General

Type
Pistol
Action
Double action
Firing mechanism
Double action single action
Trigger
Double action
Trigger pull
3.5 kg (7.6 lb)
Calibres
.357 Magnum, .38 Special
Magazine capacity
8 rounds

Dimensions

Barrel length
127 mm (5.0 in)
Overall length
267 mm (10.5 in)
Height
155 mm (6.1 in)
Width
43 mm (1.7 in)
Weight (empty)
1.00 kg (2.21 lb)
Weight (loaded)
1.10 kg (2.43 lb)
Sight radius
178 mm (7.0 in)

Barrel

Rifling twist
1:19 in (476 mm)
Rifling
Right hand
Grooves
5

Materials

Barrel
Stainless steel
Receiver / frame
Scandium alloy
Finish
matte_black

Performance

Muzzle velocity (typical)
435 m/s (1427 fps)
Muzzle energy (typical)
764 J (563 ft·lb)
Effective range
50 m

History

Introduced
2006
Production status
In production
Country of origin
US

Available calibres

.357 Magnum.38 Special

Features

  • N frame
  • Performance center
  • Scandium alloy frame
  • Eight shot cylinder
  • Two piece barrel
  • Picatinny rail top
  • Picatinny rail bottom
  • Adjustable rear sight
  • Interchangeable front sight
  • Pc tuned action
  • Trigger stop
  • Moon clip compatible
  • Rubber grips
  • Dual caliber capability
  • Removable accessory rails

Safety

  • Hammer block safety
  • Internal lock

The TRR8 name stands for 'Tactical Rail Revolver, 8-shot,' reflecting its purpose-built tactical design. The revolver was developed after a police SWAT team contacted Smith & Wesson about the need for a sidearm for the lead shield operator during tactical entries. Semi-automatic pistols were found to be prone to malfunctions when their slides contacted the ballistic shield, while a revolver's fixed cylinder eliminates this issue. The eight-round capacity approaches that of many compact semi-automatic pistols, and the moon clip system enables reloads competitive with magazine changes. The scandium alloy frame is an N-frame (the same size used for the Model 29 .44 Magnum and Model 500), providing ample strength for the .357 Magnum cartridge. Despite the large frame, the scandium construction saves approximately 10 ounces compared to a traditional all-steel N-frame revolver. The 5-inch barrel generates full .357 Magnum velocities of approximately 1425 fps (435 m/s) with 125-grain loads. The Performance Center tuned action is notably smoother than standard S&W revolvers. The companion model, the M&P R8, features a different grip and sight configuration but shares the same basic platform. MSRP is approximately $1,629. The loaded weight estimate includes eight .357 Magnum cartridges at approximately 12.6g each.

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