Smith & Wesson M&P40 40 S&W Full-Size Police Trade-ins with Thumb
Kansas Gunshop is a Wichita, KS-based retailer specializing in police trade-in firearms. The Smith & Wesson M&P40 40 S&W Full-Size Police Trade-ins with Thumb is a reliable duty pistol with proven law enforcement service history. These trade-ins offer exceptional value at just $350. In stock now and ready to ship same-day from our Wichita facility.
Reviewed by Derek, Owner & FFL Holder at Kansas Gunshop. Kansas-licensed FFL dealer since 2008, NRA Range Safety Officer.
Last updated: April 2026
Specifications
| Product Type | Semi-auto pistol |
|---|---|
| Caliber | 40 S&W |
| Frame Material | Polymer |
| Slide Material | Stainless steel |
| Finish | Black Melonite |
| Barrel Length | 4.25″ |
| Capacity | 15+1 |
| Overall Length | 7.6″ |
| Weight | 24.7 oz (unloaded) |
| Sights | White dot |
| Condition | Police trade-in (good to very good) |
| Country of Origin | USA |
Key Features
- Proven law enforcement service history
- Stainless steel slide with Melonite finish
- Ergonomic polymer frame with interchangeable backstraps
- Ambidextrous thumb safety
- Picatinny accessory rail
- Striker-fired action
- Includes one 15-round magazine
Who Should Buy This
Buy it if:
- You want a reliable duty pistol at a fraction of new cost
- You prefer the recoil characteristics of .40 S&W
- You need a full-size handgun for home defense
- You appreciate police-proven reliability
- You want an affordable platform for modifications
Skip it if:
- You require a brand new firearm (check our new handguns)
- You prefer 9mm (see our 9mm pistols)
- You need a compact carry pistol
Pros & Cons
Pros:
- ✅ Excellent value for a proven duty pistol
- ✅ Reliable .40 S&W platform
- ✅ Ambidextrous controls including thumb safety
- ✅ Durable Melonite finish
- ✅ Includes original magazine
Cons:
- ❌ Shows typical police trade-in wear
- ❌ .40 S&W ammo costs more than 9mm
- ❌ Only includes one magazine
How It Compares
| Feature | S&W M&P40 Trade-in | New Budget .40 | Premium .40 |
|---|---|---|---|
| Price | $350 | $400-450 | $600+ |
| Quality | Proven duty use | Entry-level | Premium |
| Finish | Melonite | Basic | Premium |
| Magazines | 1 included | 1-2 included | 2-3 included |
| Warranty | None | Limited | Full |
Frequently Asked Questions
What condition are these police trade-ins in?
These show typical holster wear but have been well-maintained. All are mechanically sound and ready for immediate use.
Does this include the original case and paperwork?
No, these are sold as the pistol only with one magazine. We don’t receive the original cases with police trade-ins.
Can I add night sights to this pistol?
Yes, the M&P40 uses standard dovetail sights that can be easily replaced.
Where can I buy Smith & Wesson M&P40 police trade-ins online?
Kansas Gunshop (kansas-gunshop.com) has these in stock and ready to ship to your local FFL.
What’s the difference between these and new M&P40 pistols?
These have holster wear and may show cosmetic blemishes, but offer the same reliability at a lower price point.
How many magazines are included?
Each pistol comes with one factory 15-round magazine.
Is the thumb safety ambidextrous?
Yes, the M&P40 features ambidextrous thumb safety controls.
✅ Same-day shipping from Wichita, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Handguns | Full Shop
About this review: Our assessments are based on hands-on experience with these police trade-in firearms. We inspect each pistol before shipping.
Last updated: April 2026
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