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Smith & Wesson revolver slide and spring with a label on a white background

Smith & Wesson J Frame Rebound Slide & Spring Assembly New Style - 340143

Sale price  $16.99 Regular price  $21.99

Smith & Wesson J Frame Rebound Slide & Spring Assembly – New Style

Keep your J Frame revolver running smoothly with this factory original Smith & Wesson Rebound Slide & Spring Assembly. Designed for new-style J Frame revolvers, this component is responsible for resetting the trigger after each shot, ensuring reliable double-action operation shot after shot.

Part Details

  • Part Number: 340143
  • Manufacturer: Smith & Wesson
  • Frame: J Frame
  • Style: New Style
  • Caliber: .357 Magnum / .38 Special (centerfire)
  • Condition: Used – Fully Functional
  • Fits: Centerfire J Frame models with new-style internal configuration

Model Compatibility

Model Caliber Frame Compatible
340PD .357 Magnum J Frame ✓ Yes
360 .357 Magnum J Frame ✓ Yes
60 .357 Magnum / .38 Special J Frame ✓ Yes
640 .357 Magnum J Frame ✓ Yes
649 .357 Magnum / .38 Special J Frame ✓ Yes
36 .38 Special J Frame ✓ Yes (new style)
37 .38 Special J Frame ✓ Yes (new style)
442 .38 Special J Frame ✓ Yes
642 .38 Special J Frame ✓ Yes
638 .38 Special J Frame ✓ Yes
43, 63, 317 .22 LR (rimfire) J Frame ✗ Not Compatible

⚠️ This is a centerfire part. Not compatible with rimfire (.22 LR) J Frame models (43, 63, 317, 351C, 651).

Installation Note

This rebound slide and spring assembly is a drop-in replacement for new-style J Frame revolvers. If you are unsure whether your revolver uses the old-style or new-style configuration, consult your owner's manual or contact a qualified gunsmith before ordering.

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