CATERPILLAR MT445B TRACTOR

Condenser End

Cab End

Tier 3, Compressor End

Drier End

Serial Number B116042

Serial Number B116041

Tier 3, Serial Number U236047 and Above

Serial Number U236046 and Below

Serial Number B116041 and Below, 4 Groove

4 Groove
Fits Original Sanden 509-6392

Fits OE Sanden 509-6396

Fits Aftermarket Sanden 509-63963

Includes 509-575 - 2 Groove Clutch, Ear Mount

Kit Includes Compressor, Receiver Drier, Expansion Valve, and O-Rings Expansion Valve has Threaded Type Fittings

Can use Aftermarket Kit - 890-57513

Includes 509-639 - 4 Groove Clutch
Tier 3 Serial Number B116041 and Below
Kit Includes Compressor, Receiver Drier, Expansion Valve and O-Rings

Can Use Aftermarket Kit - 890-63923

Includes 509-6396 - 6 Groove Clutch
Tier 3 Serial Number B116042 and Above
Kit Includes Compressor, Receiver Drier, Expansion Valve and O-Rings

Can Use Aftermarket Kit - 890-639653

Can Use Alternative Sanden 509-5753

4 Groove
Tier 3 Serial Number B116041 and Below
Can Use Aftermarket Compressor 509-6393

6 Groove
Tier 3 Serial Number B116042 and Above
Can Use Aftermarket Compressor 509-63963

Tier 3

Can use Standard Duty Drier - 803-3271

Can use HD Dry-Tech Drier - 803-327