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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 120G MOTOR GRADER

Model Specifications

Compressor Type R134 Refrigeration (lbs) Compressor Oil (oz) Compressor Oil Viscosity
Sanden4.2 - 5.3

Belts

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A/C Compressor Belt - 1 Groove, 41.5
9-1744

A/C V-Belt - 41.5"

1P-9744

Fits Serial # 11W, 4HD, 82V, 87V

A/C Compressor Belt - 1 Groove, 41, Cat
9-9L1126

A/C Belt

9L-1126

Fits Serial # 4HD

Blower Motors

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24 Volt, Single Speed, 2 Wire, 5/16 Shaft, Caterpillar Blower Motor
BM11262

Blower Motor - 24 Volt

2G-0409, 8P-9982, 9G-0397

Fits Serial # 82V, 87V

Blower Wheel
TBA 7G-0660

Blower Wheel

7G-0660

Fits Serial # 82V, 87V

Cab Products/Filters

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5G-1913 - Cab Filter - Caterpillar
320-1913

Cab Filter

5G-1913

Compressor/Conversion Kits

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A6 to Sanden Style, Cat Heavy Offroad 24 Volt
990-184

A6 to Sanden Conversion Kit, Cat Heavy Offroad 24 Volt

Compressors

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Reman 24 Volt 2 oclock 6.77 CL Superheat Compressor
500-022

Reman Compressor 2 o'clock 6.77" CL Superheat, 24V

7N-4297, 1P-6416

Fits Serial # 11W, 4HD

New 24 Volt 2 oclock 6.77 CL Plain Head Compressor
500-026

A6 Compressor - 2 o'clock 6.77" Plain Head, 24V

7N-4297, 1P-6416

Fits Serial # 11W, 4HD

New Heavy Duty A6 Delco Replacement - 24 Volt with 7 Clutch and Dust Protection
500-086

Heavy Duty A6 Delco Replacement - 7" Clutch and Dust Protection, 24V

7N-4297, 1P-6416

Fits Serial # 11W, 4HD

Condensers/Oil Coolers

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Condenser
TBA 7N-1943

Condenser

7N-1943

Fits Serial # 11W, 4HD, 82V

Evaporators

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Evaporator
TBA 2G-0429

Evaporator

2G-0429

Fits Serial # 4HD, 82V, 87V

Expansion Valves

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Externally Equalized With 14 Capillary Tube
902-210

Expansion Valve

3E-9343, 2G-0401

Fits Serial # 11W, 82V, 87V

Lights/HD LED

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LED Work Light - 4.5 Round, Case/IH, Caterpillar, John Deere
3-34452

LED Work Light - 4.5" Round

7T-1371, 7G-9319, 6N-7987

Headlamp Flood and Rear Fender

Rec Driers/Accumulators

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3 x 6 1/4 Male O-Ring - Dry-Tech Series
803-318

Heavy Duty Dry-Tech Series 3 x 6 1/4 Male O-Ring

9D-6888

Fits Serial # 11W, 4HD

4 x 8 Quick Coupler - Dry-Tech Series
804-531

HD Dry-Tech Series Drier

9W-0549, 106-5533

Fits Serial # 4HD

4 x 8 Quick Coupler
804-5311

Aftermarket Receiver Drier

9W-0549, 106-5533

Fits Serial # 4HD

Switches/Electrical

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Thermostatic Switch - Caterpillar, 34 1/2 Capillary Tube
210-921

Thermostatic Switch

3E-5465
Binary Pressure Switch
220-1022

Binary Pressure Switch

Mounted on Receiver Drier
Use with 803-318

Thermostatic Switch
TBA 2G-0396

Thermostatic Switch

2G-0396

Fits Serial # 82V, 87V

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