Smith & Wesson .40 S&W / .45 ACP Compact Pistol Recoil Spring 17LB Extra Power - Wolff
$12.99
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Smith & Wesson .40 S&W / .45 ACP Compact Pistol Recoil Spring 17LB Extra Power - Wolff
$12.99
Smith & Wesson .40 S&W / .45 ACP Compact Pistol Recoil Spring 17LB Extra Power — Wolff
Part# 47717 | Manufacturer: Wolff Gunspringmakers | Made in USA | Factory New
Wolff 17LB extra power recoil spring for Smith & Wesson 3rd generation compact pistols in .40 S&W and .45 ACP. Includes firing pin spring.
Part Details
- Part Number: 47717
- Condition: Factory New
- Weight: 17 LB (Extra Power)
- Calibers: .40 S&W and .45 ACP
- Includes: Recoil spring + firing pin spring
- Manufacturer: Wolff Gunspringmakers (USA)
Compatible Models
- .40 S&W: 4013, 4014 (DA/SA); 4053, 4054 (DAO)
- .45 ACP: 4516, 4516-1, 4536, 4556, 4596 (DAO)
Compatibility Notes
- ⚠️ Not compatible with Revision 4 dual spring systems — for single recoil spring models only. Verify your pistol uses a single spring before ordering.
- Extra power (17LB) — recommended for full-power and +P 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.