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AG

Off Road

Truck

Air Conditioning Parts and Supplies

  • Toll Free: 800-806-5312
  • West Coast: 855-984-8511
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  • AP AIR, INC.
  • 805 13th Street North
  • Humboldt IA 50548
  • 800-806-5312
  • 1101 Center Street
  • Redding, CA 96001
  • 855-984-8511

CATERPILLAR MT945B TRACTOR

Model Specifications

Compressor Type R134 Refrigeration (lbs) Compressor Oil (oz) Compressor Oil Viscosity
Sanden4.7510100

A/C Hose

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Suction Hose - Compressor End
7-502041

Suction Hose - Compressor End

502041D1
521135D1 - Caterpillar Suction Hose
7-521135

Suction Hose

521135D1
Compressor to Condenser Hose
TBA 500976D1

Compressor to Condenser Hose

500976D1
Receiver Drier to Cab Hose - Drier End
TBA 500977D1

Receiver Drier to Cab Hose - Drier End

500977D1
Suction Hose - Accumulator End
TBA 521136D1

Suction Hose - Accumulator End

521136D1
Condenser to Receiver Drier Hose
TBA 528938D1

Condenser to Receiver Drier Hose

528938D1

Belts

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Compressor Belt
TBA 529883D1

A/C Belt

529883D1

Blower Motors

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Blower Speed Resistor - 4 Terminal
220-524

Blower Resistor

501728D1
Blower Assembly with Wheel - Caterpillar - 12 Volt
BM3502

Blower Motor

504917D1

Charge Air Coolers

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Charge Air Cooler
TBA 500913D1

Charge Air Cooler

500913D1
Charge Air Cooler
TBA 514888D1

Charge Air Cooler

514888D1

Compressors

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OE Sanden Compressor SD7H15 - 132mm, 8 Groove Clutch 12V
509-643

OE Sanden Compressor SD7H15 - 132mm, 8 Groove Clutch 12V

178-9570, CH178-9570
Alternative Compressor SD7H15 - 132mm, 8 Groove Clutch 12V
509-6433

Alternative Sanden Compressor SD7H15 - 132mm, 8 Groove Clutch 12V

CH178-9570

Condensers

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Condenser
TBA 50251D1

Condenser

502591D1

With Modine Cooling System

Condenser
TBA 514896D1

Condenser

514896D1

With Atlas Cooling System

Parallel Flow, Non-Serviceable Design

Engine Thermostat Sleeve Assembly

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Engine Coolant Thermostat
30-3206

Thermostat

247-7133
Engine Coolant Thermostat
30-3221

Thermostat

23503825
Engine Coolant Thermostat
30-3222

Thermostat

23532436
Large HD Thermostat - Cummins
30-3229

Thermostat

3076489

Evaporators

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Evaporator
TBA 501709D1

Evaporator

501709D1

Heater Valves

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537274D1 - Electronic Water Valve - Caterpillar
570-255

Electronic Water Valve

537274D1
Heater Valve
TBA 501710D1

Heater Valve

501710D1

Heaters, Heater Cores

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501708D1 - Caterpillar Heater Core
590-2506

Heater Core

501708D1

Lights/HD LED

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LED Oval Light - 50W
3-7065

LED Oval Light - 50W

504018D1

Oil Coolers

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Oil Cooler
TBA 514895D1

Oil Cooler

514895D1

Orifice Tubes

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EC2500-01S - Orifice Tube, Red
905-925

Orifice Tube

400303X1, 400932X1, 7X-2049

Radiators

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Radiator
TBA 500918D1

Radiator

500918D1
Radiator
TBA 514887D1

Radiator

514887D1

Rec Driers/Accumulators

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2 1/2 x 9 9/16 Male O-Ring - Dry-Tech Series
800-132

Heavy Duty Dry-Tech Drier

519922D1

2 1/2 x 9 9/16 Male O-Ring

2 1/2 x 9 9/16 Male O-Ring
800-1321

Aftermarket Receiver Drier

519922D1

2 1/2 x 9 9/16 Male O-Ring

2.5 x 5 Male O-Ring
800-175

Receiver Drier

500978D1
3 1/2 x 9 3/4 Female O-Ring - Dry-Tech Series
803-462

Dry-Tech Series Accumulator - With Desiccant

500758D1, 176-3900
5 x 10.6 Male and Female O-Ring - Dry-Tech Series
805-4915

Heavy Duty Dry-Tech Accumulator

521139D1
5 x 10.6 Male and Female O-Ring
805-49151

Standard Duty Accumulator

521139D1

Switches/Electrical

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400299X1 - Thermostatic Switch - Cat
210-998

Thermostatic Switch

400299X1
504800D1 - Temperature Sensor - Caterpillar
220-4752

Temperature Sensor

504800D1
Thermistor
TBA 502267D1

Thermistor

502267D1
High Pressure Switch
TBA CH102-8802

High Pressure Switch

CH102-8802
Blower Switch
TBA CH157-0217

Blower Switch

CH157-0217

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