Click here for a list of Gear Slots and what Operation Boss drops them. Note: This list is subject to change. (Source).
UPDATED for Game Update 5.8.
Operation Gear Tier and Difficulty
Operations
- Eternity Vault
- Karagga’s Palace
- Explosive Conflict
- Terror From Beyond
- Scum and Villainy
- The Dread Fortress
- The Dread Palace
- The Ravagers
- Temple of Sacrifice
- Golden Fury and Colossal Monolith
- Gods of the Machine
Operation Boss Gear Drops
Eternity Vault
- Annihilation Droid XRR-3 – Belt
- Gharj – Gloves
- Ancient Pylons – Earpiece
- Infernal Council – Boots
- Soa – Offhand
Karagga’s Palace
- Bonethrasher – Bracers
- Jarg & Sorno – Boots
- Foreman Crusher – Earpiece
- G4-B3 Fabricator – Legs
- Karagga – Chest
Explosive Conflict
- Zorn & Toth – Implant
- Firebrand & Stormcaller – Relic
- Colonel Vargath – Helm
- Warlord Kephess – Chest
- Implant in Master Mode
Terror From Beyond
- Writhing Horror – Belt
- The Dread Guard – Relic
- Operator IX – Helm
- Kephess – Implant
- Terror From Beyond – Offhand
- Legs in Master Mode
Scum and Villainy
- Dash’roode – Bracers
- TITAN 6 – Gloves
- Thrasher – Implant
- Operations Chief – Legs
- Olok the Shadow – Relic
- Cartel Warlords – Chest
- Dread Master Styrak – Mainhand
- Boots in Master Mode
The Dread Fortress
- Nefra – Belt
- Draxus – Gloves
- Grob’thok – Earpiece
- Corruptor Zero – Legs
- Brontes – Offhand
- Gloves in Master Mode
Dread Palace
- Bestia – Bracer
- Tyrans – Boots
- Calphayrus – Helm
- Raptus – Relic
- Dread Council – Chest
- Earpiece in Master Mode
The Ravagers
- Sparky – Belt
- Quartermaster Bulo – Boots
- Torque – Earpiece
- Master and Blaster – Legs
- Coratanni – Mainhand
Temple of Sacrifice
- Malaphar – Bracers
- Sword Squadron – Gloves
- Underlurker – Helm
- Revanite Commanders – Implant
- Revan – Mainhand
Golden Fury and Colossal Monolith
- A chance to drop any gear slot.
The Gods from the Machine
- Tyth – Relic
- Aivela and Esne – Chest
- Nahut – Headpiece
- Scyva – Offhand
- Izax – Mainhand