Winchester Guns Sx4 Wgun 511290291 Sx4 Hbrd Hntr 12 3.5 26 Wdlnd

SKU:
120918177
|
UPC:
048702022692
|
MPN:
511290291
$1,033.88
$1,179.99
(You save $146.11 )
Current Stock:
Capacity-Rounds:
4
Caliber-Gauge:
12 Gauge
Hand:
Right Hand
Barrel Length:
26"
Barrel Length Range:
26" to 26.99"
OAL:
47"
Trigger:
Drop-Out
Chamber:
3.5"
Weight:
7 lbs
Action:
Semi-Auto
Safety:
Reversible Safety Button
Stock Finish Group:
Natural Camouflage
Stock Description:
Fixed Textured Grip Paneled
Sights:
TruGlo Fiber Optic Front
Weight Range:
7 lbs to 7.99 lbs
Barrel Description:
Back-Bored Vent Rib
Chokes Included:
F,M,IC
Choke Configuration:
Invector-Plus Flush

The Winchester SX4 Hybrid Hunter is a gas-operated semi-automatic shotgun built for serious waterfowl and upland hunters who want reliable performance in harsh conditions. This 12-gauge 3.5-inch chamber model pairs a durable aluminum alloy receiver finished in Flat Dark Earth Cerakote with a Woodland camouflage composite stock—a purposeful two-tone that blends function and aesthetics. The chrome-plated bore and chamber protect against corrosion in wet, salty environments, while the ventilated rib aids target acquisition. Winchester's gas-operated Active Valve system handles both 3.5-inch and 3-inch loads smoothly, making it adaptable for different hunting situations without adjusting anything.

Ergonomics matter when you're working a blind or navigating brush, and Winchester equipped the SX4 with user-friendly controls: a larger bolt handle and bolt release for gloved hands, a reversible safety button for left and right-handed shooters, and a wider trigger guard opening. The Inflex Technology recoil pad absorbs punishment from 3.5-inch magnum loads, reducing fatigue on longer shooting days. Length-of-pull spacers let you dial in the fit, and sling swivel studs are ready for a quick-detach rig.

Three Invector-Plus choke tubes come in the box, giving you flexibility to adjust your shot pattern for different ranges and targets. A TRUGLO fiber-optic sight tops the barrel for quick, low-light target pickup—valuable when roosters flush at dawn or ducks work just before dusk. Whether you hunt timber, marsh, or open fields, the SX4 Hybrid Hunter delivers the reliability and ergonomic refinement Winchester built its reputation on.

Key Features

  • Gas-operated with Active Valve system—cycles both 3 and 3.5-inch loads reliably
  • Flat Dark Earth Cerakote receiver and barrel for corrosion resistance and durability
  • Chrome-plated bore and chamber for protection in harsh, wet environments
  • Woodland camouflage composite stock for field concealment
  • TRUGLO fiber-optic front sight for low-light visibility
  • Larger bolt handle and bolt release for easier operation with gloves
  • Reversible safety button accommodates left and right-handed shooters
  • Inflex Technology recoil pad reduces felt recoil from magnum rounds
  • Length-of-pull spacers for custom fit
  • Three Invector-Plus choke tubes included
  • Ventilated rib and sling swivel studs

Specifications

Gauge 12
Chamber 3.5 inch and 3 inch
Barrel Length 26 inches
Action Type Gas-operated semi-automatic
Receiver Aluminum alloy, Flat Dark Earth Cerakote finish
Barrel Finish Flat Dark Earth Cerakote, chrome-plated bore and chamber
Rib Ventilated
Stock Composite, Woodland camouflage finish
Sight TRUGLO fiber-optic
Choke Tubes Three Invector-Plus (FMIC) included
Recoil Pad Inflex Technology
Safety Reversible button
Model Number 511290291

Frequently Asked Questions

Will the Winchester SX4 Hybrid Hunter cycle both 3-inch and 3.5-inch shells?

Yes. The Active Valve gas-operated system handles both 3-inch and 3.5-inch loads without adjustment or reconfiguration, so you can adapt to whatever your hunt calls for.

What chokes come with this shotgun?

Three Invector-Plus choke tubes are included in the box, allowing you to adjust your shot pattern for different ranges and target situations.

Is this shotgun suitable for left-handed shooters?

The reversible safety button can be set up for left or right-handed operation. However, the specific left-hand capability of other controls should be verified with Winchester's specs.

What finish protects this barrel in wet conditions?

The barrel features a Flat Dark Earth Cerakote finish combined with a chrome-plated bore and chamber, offering durable corrosion protection for waterfowling and other wet-environment hunting.

Firearm Shipments:

To buy rifles or shotguns, you must be 18 years old, and for handguns, actions, or receivers, the minimum age is 21. By placing an order for this firearm, you confirm that you are the legitimate transferee/buyer, meet the legal age requirements, and comply with all Federal, State, and local laws and regulations necessary to purchase this firearm.

We only ship firearms to valid Federal Firearms License (FFL) holders. At checkout we provide a FFL locator for your convenience.

We will need a copy of the FFL’s license to facilitate the process, kindly request your dealer to email us a copy of their FFL, as we cannot dispatch the firearm until we receive this document. It is imperative for the buyer to choose their FFL dealer, ensure they are willing to facilitate the transfer, and have them email their FFL copy to BOSQUE Outdoors. To avoid any confusion, the customer's name or order number must be mentioned in the email containing the FFL.

Email: [email protected]

  • Prior to placing an order, it is the buyer's responsibility to understand and adhere to their state's firearm regulations.
  • The buyer should verify with their receiving dealer that the chosen firearm is legally permissible in their state.
  • The buyer is accountable for any transfer fees or background check charges imposed by the receiving dealer. If the designated dealer declines to accept the firearm delivery, the buyer assumes responsibility for shipping costs to retrieve the firearm and resend it to an accommodating dealer.
  • Handguns will be shipped using air transportation, while long guns can be shipped using ground methods. If your order includes a mix of firearm and non-firearm items, BOSQUE Outdoors will send the firearm(s) to your selected FFL dealer and the remaining non-firearm items to your billing address.
  • Firearms cannot be returned to BOSQUE Outdoors; please contact the manufacturer for warranty claims.
  • Firearms refused by the FFL Dealer or which cannot be transferred due to a failed background check are subject to a $75 restocking fee plus 10% of the purchase price.