SMG · Battlefield 6 Meta
UMG-40 Best Loadout & Attachments
AThe current best UMG-40 build for Battlefield 6: full attachment list with unlock levels and tier rating, for Multiplayer and REDSEC.
Updated 2026-09-11
UMG-40 — Close range
Updated 2025-10-23
| Slot | Attachment |
|---|---|
| BARREL | 305MM CUSTOM-HLevel 16 |
| RIGHT ACCESSORY | 50 MW GREENLevel 23 |
| LEFT ACCESSORY | FLASHLIGHTLevel 22 |
| SCOPE | RO-M 1.75XLevel 14 |
| UNDERBARREL | SLIM ANGLEDLevel 17 |
| MUZZLE | STANDARD SUPPRESSORLevel 24 |
UMG-40 — Close range (2)
Updated 2025-10-20
| Slot | Attachment |
|---|---|
| BARREL | 200MM FACTORY |
| MAGAZINE | 30RND MAGAZINE |
| RIGHT ACCESSORY | 5 MW REDLevel 3 |
| UNDERBARREL | ALLOY VERTICALLevel 7 |
| AMMUNITION | FMJ |
| MUZZLE | LINEAR COMPLevel 8 |
| SCOPE | MINI FLEX 1.00XLevel 1 |
UMG-40 — REDSEC · Close range
Updated 2025-11-06
| Slot | Attachment |
|---|---|
| BARREL | 305MM CUSTOMLevel 26 |
| MAGAZINE | 30RND MAGAZINE |
| UNDERBARREL | FOLDING STUBBYLevel 14 |
| SCOPE | MINI FLEX 1.00XLevel 1 |
| MUZZLE | STANDARD SUPPRESSORLevel 24 |
| AMMUNITION | SYNTHETIC TIPLevel 39 |
Grinding mastery on the UMG-40 too? UMG-40 mastery milestones
UMG-40 loadout FAQ
What is the best UMG-40 loadout in Battlefield 6?
The current best UMG-40 build (Close range) runs: 305MM CUSTOM-H (BARREL), 50 MW GREEN (RIGHT ACCESSORY), FLASHLIGHT (LEFT ACCESSORY), RO-M 1.75X (SCOPE), SLIM ANGLED (UNDERBARREL), STANDARD SUPPRESSOR (MUZZLE). The full table above includes every slot and unlock level.
What tier is the UMG-40 in the current Battlefield 6 meta?
The UMG-40 currently sits in A Tier — Meta of our Battlefield 6 tier list, which is refreshed after every balance patch.
What weapon level do you need for the best UMG-40 loadout?
The highest attachment in this build unlocks at UMG-40 weapon level 24. Until then, run the lower-level attachments in the same slots and swap in the final pieces as you level up.
When was this UMG-40 loadout last updated?
This build was last verified on 2026-09-11. We re-check the entire Battlefield 6 tier list after every balance patch.