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Smith & Wesson Wolff Extra Power Recoil Spring 17LB for S&W 3904/5904 Series 9mm 47417 Part 000047417

Smith & Wesson 9mm Pistol Recoil Spring 17LB Extra Power - Wolff

$12.99

Smith & Wesson 9mm Pistol Recoil Spring 17LB Extra Power — Wolff

Part# 47417 | Manufacturer: Wolff Gunspringmakers | Made in USA | Factory New

Wolff 17LB extra power recoil spring for Smith & Wesson 3rd generation 9mm pistols. Provides increased reliability with full-power loads. Includes firing pin spring.

Part Details

  • Part Number: 47417
  • Condition: Factory New
  • Weight: 17 LB (Extra Power)
  • Caliber: 9mm
  • Includes: Recoil spring + firing pin spring
  • Manufacturer: Wolff Gunspringmakers (USA)

Compatible Models

  • Model 39 Series: 39, 439, 539, 639, 3904, 3906, 3944, 3946
  • Model 59 Series: 59, 459, 559, 659, 5903, 5904, 5906, 5923, 5924, 5926, 5943, 5944, 5946

Compatibility Notes

  • Extra power (17LB) — recommended for full-power and +P 9mm ammunition; ensures positive cycling and reduces frame battering
  • May cause reliability issues with very light target or reduced power loads
  • Direct drop-in replacement — no fitting required

Installation

Field-strip the pistol per the owner’s manual. Replace the existing recoil spring assembly with the Wolff spring. Reassemble and function test with your intended ammunition before use.

About Us

USA Guns And Gear sells Smith & Wesson pistol and revolver parts — new, used, new old stock, and refurbished. Contact us at sales@usagunsandgear.com or call 770-544-8075 for all your S&W parts needs.

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