Yellowstone - Season 4

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=Rifles/Carbines=
==M4A1==
The M4A1 is seen used by various characters throughout the show including the Sheriff's deputies.
==Heckler & Koch HK416D==
The Heckler & Koch HK416D is used by Kayce Dutton (Luke Grimes) throughout the season. First seen in "Half the Money" (S4E01) in which Kasey pulls it out of a gun bag which he had in the back of his truck before pursuing the gunmen that shot John Dutton. Kasey then uses the rifle extensively during the shootout at the cross roads between Militia gunmen and Sheriff's Deputies. During a flashback Kayce is seen with a HK 416D with winter painted camouflage while on a mission in Afghanistan.
==FN SCAR-H==
A Navy SEAL is seen armed with what is possibly a FN SCAR-H while on a mission with Kayce Dutton (Luke Grimes)in Afghanistan in a flashback.
==PWS MK107 "Diablo"==
During the shootout at the cross roads a Militia gunman is seen with a PWS MK107 "Diablo" carbine with a mini red dot sights. This appears to be the same "Diablo" used in Taylor Sheridan's previous film Those Who Wish Me Dead.
==Spike's Tactical Punisher Custom AR==
What appear to be Spike's Tactical Punisher Custom ARs similar to the ones used by Lee Dutton (Dave Annable) in the first episode of season 1 make a reappearance in Season 4 as the standard service rifle for Montana Livestock Agents. Livestock Agent Steve Hendon (James Jordan) is seen with the rifle during the shootout with Militia members in the crossroad during "Half the Money" (S4E01). Later in that same episode Hendon and another Livestock Agent are seen with the custom rifle while manning a checkpoint guarding the entrance to the Yellowstone ranch.
== Winchester Model 1894 == 
A Winchester Model 1894 is carried by various Dutton Ranchers in the show including John Dutton (Kevin Costner) and Lloyd Pierce (Forrie J. Smith).
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=Pistols=
==Kimber Custom II==
The Kimber Custom TLE II pistol continues to be carried by Montana Livestock Agents in the show as their standard service pistol. In Season 5's premiere "Half the Money" (S4E01), Kayce uses what appears to be the two-tone variant taking out the two Militia members sent to kill him in his office. In "All I See is You" (S4E03) John Dutton (Kevin Costner) is seen checking a Kimber Custom TLE II Two-Tone prior to meeting with Chairman Rainwater, John then uses the Kimber later in the episode dispensing the man responsible to setting up the attack against his family. 
==Kimber Ultra CDP II==
The Kimber Ultra CDP II makes another appearance throughout the season used by various characters. First seen in "I Want to Be Him" (S4E06) when Jamie (Wes Bentley) uses it while confronting his biological father. Another Kimber Ultra is seen used by Rip (Cole Hauser) during the shootout at Ruby's Diner in "No Kindness for the Coward" (S4E08).
==Glock 17==
A Glock 17 pistol is seen used throughout the season.
==Walther P5==
A Walther P5 is seen used by a thug hired to ambush John Dutton at Ruby's Diner in "No Kindness for the Coward" (S4E08).
==Smith & Wesson Model 638 Airweight==
During the shootout at Ruby's Diner in "No Kindness for the Coward" (S4E08) Sheriff Haskell (Hugh Dillon) pulls out a Smith & Wesson Model 638 Airweight snub nose revolver he had hidden in an ankle holster.
==Colt Single Action Army==
In flashback scenes, James Dutton (Tim McGraw) uses a Colt Single Action Army. 
=Submachine Guns=
==IMI Uzi==
In Season 4's premiere an unknown gunman uses an IMI Uzi in a confrontation with Kayce Dutton.
==SIG-Sauer MPX K==
In Season 4's premiere "Half the Money" (S4E01), gunmen are seen armed with SIG-Sauer MPX Ks during the shootout in the Kayce's Office. Kayce is seen briefly with the MPX after picking it off one of the dead Militia members sent to kill him before switching to his HK 416D.
=Shotguns=
== 12 Gauge double barrel shotgun ==
A 12 Gauge Double Barreled Shotgun is seen in the hands of Beth Dutton (Kelly Reilly) in "Half the Money" (S4E01).
thumb|none|450px|Charles Parker 1878 Side by Side Shotgun - 12 Gauge. The Parker Gun Company was absorbed into Remington in 1934.
Category: Television
Category: Drama
Category: Crime
Category: Western