Class Mod (Borderlands)

Class Mods are a major item in Borderlands, obtained at around level 20, Class Mods are class specific upgrades that amplify your damage, heal you and your teammates, increase your health and/or shield capacity, reduce your reload speeds, etc.

Class Mods do stack even if the specified Skills are maxed (5/5), but skill bonuses will not function at all unless you have at least 1 point in the specified skill.

=Where= Class mods can be bought at Health Stations, found in chests, skag piles, garbage piles or are dropped by enemies. They boost certain things by a percentage an add ranks to existing skills.

=Class Specific= Here is where the different type of class mods available and what their collective stats should be.

Siren's
The Siren can use class mods that:

Catalyst
These are the max I have found so far, add to this if you have seen higher or lower!
 * +16% - 30% Team Cooldown Reduction
 * +0 - +4 Phoenix Skill
 * +0 - +4 Girl Power Skill
 * +0 - +4 Intuition Skill
 * +0 - +4 Chance to find rare items

Defender
These are the max I have found so far, add to this if you have seen higher or lower!
 * +30%-42% Team Shield Capacity
 * +0 - +4 Diva Skill
 * +0 - +4 Resilience Skill
 * +0 - +4 Inner Glow Skill
 * +30% - +36% Team Ignite Resistance

Firefly
These are the max I have found so far, add to this if you have seen higher or lower!
 * +28% - +56% Ignite Damage
 * +0 - +4 Spark Skill
 * +0 - +4 Phoenix Skill
 * +0 - +4 Diva Skill
 * +0% - +30% Elemental Effect chance

Mercenary
These are the max I have found so far, add to this if you have seen higher or lower!
 * +?% - +56% SMG Damage
 * +0 - +3 Quicksilver Skill
 * +0 - +4 High Velocity Skill
 * +0 - +3 Girl Power Skill
 * +0% - +33% SMG Elemental Effect chance
 * +0-14 SMG Ammo Regen

PlagueBearer
These are the max I have found so far, add to this if you have seen higher or lower!
 * +32% - +56% Corrode Damage
 * +0 - +4 Venom Skill
 * +0 - +4 Inner Glow Skill
 * +0 - +4 Mind Games Skill
 * +0 - +36% Corrosive Elemental Effect Chance
 * +? - +78% Corrosive Resistance

Tempest

 * +32% - +56% Electrocute Damage
 * +0 - +4 Radiance Skill
 * +0 - +4 Slayer Skill
 * +0 - +4 Silent Resolve Skill
 * +?% - +48% Shock Chance Resistance

Tormentor
These are the max I have found so far, add to this if you have seen higher or lower!
 * +27% - +30% Team Elemental effect chance
 * +0 - 4 Spark Skill
 * +0 - 4 Radiance Skill
 * +0 - 4 Striking
 * +?% - +27% Team Elemental Effect damage

Soldier's
The Soldier can use class mods that:

Heavy Gunner
These are the max I have found so far, add to this if you have seen higher or lower!
 * +0% - +75% Weapon Magazine Size
 * +0 - +4 Metal Storm Skill
 * +0 - +4 Impact
 * +0 - +4 Overload
 * +0% - +35% Weapon Damage
 * +0% - +35% Weapon Fire Rate

Leader
These are the max I have found so far, add to this if you have seen higher or lower!
 * +0% - +24% Team Extra Experience
 * +0 - +4 Deploy Skill
 * +0 - +4 Grit Skill
 * +0 - +4 Defense Skill
 * -0 to -18% Team Recharge Reduction

Rifleman
These are the max I have found so far, add to this if you have seen higher or lower!
 * +0 - +40% Combat Rifle Damage
 * +0 - +4 Assault Skill
 * +0 - +4 Overload Skill
 * +0 - +4 Impact Skill
 * +0 - +11 Combat Rifle Ammo Regeneration (seems to only work with the semi-auto and burst fire rifles)
 * +0 - +165% Combat Rifle Recoil Reduction

Support Gunner

 * +2 - +18 Team Ammo Regeneration
 * +0 - +4 Impact Skill
 * +0 - +4 Barrage Skill
 * +0 - +4 Stockpile Skill
 * +0 - +39% Team Magazine Size

Tactician

 * +0 - +20 Team Shield Regeneration
 * +0 - +4 Defense Skill
 * +0 - +4 Aid Station Skill
 * +0 - +4 Quick Charge Skill
 * +0 - +5 Team Health Regeneration

Berserker's
The Berserker can use class mods that:

Berserker
These are the max I have found so far, add to this if you have seen higher or lower!
 * +48% - +78% Melee Damage
 * +0 - +4 Heavy Handed Skill
 * +0 - +4 Endless Rage Skill
 * +0 - +4 Blood Sport Skill
 * +?% - 36% Maximum Health
 * -24% - -33% Bullet Damage Resistance
 * +0 - +10 Team Health Regeneration

Blast Master
These are the max I have found so far, add to this if you have seen higher or lower!
 * +28% - +44% Explosive Damage Impact
 * +0 - +2 Liquidate Skill
 * +0 - +3 Master Blaster Skill

Bombardier
These are the max I have found so far, add to this if you have seen higher or lower!
 * +24% - +33% Launcher Reload Speed
 * +0 - +4 Endowed Skill
 * +0 - +4 Rapid Reload Skill
 * +0 - +4 Wide Load Skill



Centurion
These are the max I have found so far, add to this if you have seen higher or lower!
 * +24% - +48?% Team Maximum Health
 * +0 - +4 Safeguard Skill
 * +0 - +4 Hardened Skill
 * +0 - +4 Die Hard Skill



Skirmisher
These are the max I have found so far, add to this if you have seen higher or lower!
 * +32%-44% Team Melee Damage
 * +0 - +4 Bash
 * +0 - +4 Sting Like a Bee
 * +0 - +4 Short Fuse

Titan
These are the max I have found so far, add to this if you have seen higher or lower!
 * +40% - +52% Maximum Health
 * +0 - +3 Juggernaut Skill
 * +0 - +3 Unbreakable Skill
 * +0 - +4 Safeguard Skill

Warmonger
These are the max I have found so far, add to this if you have seen higher or lower!
 * +18% - +28% Team Damage
 * +0 - +4 Revenge Skill
 * +0 - +4 Payback Skill
 * +0 - +4 Hardened Skill

Hunter's
The Hunter can use class mods that:

Gunslinger
These are the max I have found so far, add to this if you have seen higher or lower!
 * +?% - +78% Pistol Fire Rate
 * +0 - +4 Deadly Skill
 * +0 - +4 Loaded Skill
 * +0 - +4 Relentless Skill

Hunter
These are the max I have found so far, add to this if you have seen higher or lower!
 * +28% - +52% Bloodwing Damage
 * +0 - +3 Aerial Impact Skill
 * +0 - +3 Out For Blood
 * +0 - +3 Swift Strike

Ranger
These are the max I have found so far, add to this if you have seen higher or lower!
 * 0% - +52% Team Accuracy
 * 0 - +4 Focus Skill
 * 0 - +3 Bird of Pray
 * 0 - +3 Predator
 * 0 - +66% Team Critical Hit Damage

Sniper
These are the max I have found so far, add to this if you have seen higher or lower!
 * +?% - +90% Sniper Rifle Critical Hit Damage
 * +0 - +4 Caliber Skill
 * +0 - +4 Carrion Call Skill
 * +0 - +3 Focus Skill
 * +?% - +85% Sniper Rifle Accuracy
 * +0 - +6 regenerate sniper ammo

Survivor
These are the max I have found so far, add to this if you have seen higher or lower!
 * +2 - +15 Team Health Regeneration
 * +0 - +4 Swipe Skill
 * +0 - +3 Fast Hands Skill
 * +0 - +3 Riotous Remedy Skill
 * +0 - +47% Team Reload Speed Increase

Assassin
These are the max I have found so far, add to this if you have seen higher or lower!
 * +0% - +60% Corrode Damage
 * +0 - +2 Deadly Skill
 * +0 - +2 Lethal Strike Skill
 * +0 - +2 Killer Skill

Scavenger
These are the max I have found so far, add to this if you have seen higher or lower!
 * +0 - +3 Team Find Rare Items
 * +0 - +5 Team Scavenge Extra Items
 * +0 - +3 Swipe Skill
 * +0 - +3 Ransack Skill
 * +0 - +4 Out for Blood Skill