Call of Duty: Modern Warfare 3 (2011)

MW3 (2011) M320 GLM

LaunchersUnlocked at Level 64No camo
LaunchersM320 GLM — Call of Duty: Modern Warfare 3 (2011) weapon render

How do you unlock the M320 GLM?

The M320 GLM unlocks at Level 64 in Call of Duty: Modern Warfare 3 (2011). It unlocks at Level 64 with one 40mm grenade loaded. It provides direct or arcing explosive pressure, but every shot is followed by a reload. It does not take camo.

UnlockLevel 64
Takes camoNo
Weapon level cap10
Attachment trackNone — no individual attachment track

Reviewed July 27, 2026. Primary mechanics were checked against extracted stock MW3 menu, progression and weapon-definition data, with official Activision, Xbox and platform material used for identity and progression context. Manufacturer and military sources support cautious real-world identifications. Gameplay advice is editorial. Scope: original 2011 competitive multiplayer under the final ruleset, not Modern Warfare III (2023), Campaign, Special Ops, Survival or mods.

Sources: Activision — Modern Warfare 3 (2011) · Official Activision PlayStation 3 manual · Official Modern Warfare 3 PC manual · Xbox Wire — MW3 weapon progression system · AlterWare — extracted stock MW3 menus and progression data · AlterWare — extracted MW3 statstable.csv · Extracted stock MW3 weapon definitions · Contemporaneous MW3 multiplayer guide · Call of Duty Wiki — Winter Camouflage history · Call of Duty Wiki — Marine Camouflage history · Call of Duty Wiki — Choco Camouflage history · Accuracy International — company history · Barrett — M107A1 operator manual · KelTec — KSG operator manual · FN — Five-seveN product history · B&T — MP9 operator manual · U.S. Army — XM25 system overview · U.S. Army — M320 GLM portfolio

How does the M320 GLM play in MW3 (2011)?

RoleSingle-shot 40mm grenade launcher
Real-world basisHeckler & Koch M320 40mm Grenade Launcher Module in standalone configuration
StrengthsA standalone explosive shot can pressure clustered objectives; The arcing path reaches positions outside a flat rifle line
TradeoffsEvery shot requires a reload; Projectile arc and travel make moving targets difficult
Attachment trackNone. This weapon has no individual attachment unlock track.
Setup notesNo attachments or proficiencies are available; The name distinguishes this standalone secondary from M320 underbarrel attachments on rifles
Proficiency notesThis weapon has no Weapon Proficiency slot
Challenge noteM320 GLM does not receive the standard primary-weapon camo ladder or Gold camo.
Progression tipDirect and splash kills advance its launcher challenges; it has no standard camo, Gold or attachment progression.
Use tipAim at predictable routes or occupied objectives, then return to cover for the reload.
Compared withThe XM25 holds four semi-auto rounds; the M320 GLM commits to one grenade at a time.

Every camo, exact unlocks — see the full MW3 (2011) camo directory.

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M320 GLM — common questions

What level does the M320 GLM unlock at in MW3 (2011)?

The M320 GLM unlocks at Level 64 in Call of Duty: Modern Warfare 3 (2011) multiplayer. The level cap is 80, and prestige is up to 20 in the final multiplayer ruleset; 10 at launch.

Does the M320 GLM take camos?

No — the M320 GLM cannot equip weapon camouflage in Call of Duty: Modern Warfare 3 (2011). It uses its own weapon challenges instead.

Can you unlock the M320 GLM for me?

Yes — our MW3 (2011) MW3 Unlock All service covers Prestige 20, max level, max tokens and Double XP/Weapon XP, with every weapon, attachment and camo plus colored classes (Xbox 360 Recovery), from $19.99. See the service.

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Skip the grind

Our MW3 (2011) MW3 Unlock All service includes Prestige 20, max level, max tokens and Double XP/Weapon XP, with every weapon, attachment and camo plus colored classes (Xbox 360 Recovery), from $19.99.

See MW3 (2011) servicesSee exact inclusions on the service page