Smith & Wesson Model 4043 Sear (S-Lever) .40 S&W – Part# 4043K
$12.99
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Smith & Wesson Model 4043 Sear (S-Lever) .40 S&W – Part# 4043K
$12.99
Genuine Smith & Wesson OEM sear (S-lever) for the Model 4043 .40 S&W DAO pistol. This is a used factory original internal fire control component in good working condition. The S-lever interfaces with the sear and disconnector to control the firing cycle — a critical part for reliable trigger function.
- Part Number: 4043K
- Model Compatibility: Smith & Wesson Model 4043
- Caliber: .40 S&W
- Action: DAO (Double Action Only)
- Generation: 3rd Generation
- Frame: Alloy, double-stack
- Condition: Used OEM — good working condition
Model Compatibility Chart
| Model | Caliber | Action | Generation | Compatible |
|---|---|---|---|---|
| 4043 | .40 S&W | DAO | 3rd Gen | ✓ Yes |
Professional gunsmith installation recommended for all internal fire control components.