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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 12H MOTOR GRADER

Model Specifications

Compressor Type R134 Refrigeration (lbs) Compressor Oil (oz) Compressor Oil Viscosity
Sanden4.2 - 4.6

Belts

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A/C Compressor Belt - 1 Groove, 104.06, CAT
9-1737178

A/C Belt

173-7178

Length 104.06"

A/C Compressor Belt - 1 Groove, 43.5
9-1746

A/C V-Belt - 43.5"

4N-7335

Blower Motors

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Cat Blower Resistor, 3 Spade, 24V
220-5443

Blower Motor - Resistor

9G-1950

Fits #125, AMZ, CBK

24 Volt Single Speed, 2 Wire, 5/16 Shaft, Caterpillar
BM24226

Blower Motor, 24V

174-1494, 316-1927

Fits Applications with Steel Housing

5 1/2 Diameter, 5/16 Shaft, CW - Blower Wheel
BW238

Blower Wheel

3E-0400

Fits # AMZ, CBK

4 1/2 Diameter Blower Wheel, 5/16 Shaft - Caterpillar
BW240

Blower Wheel

100-3426

Fits # 125

Cab Products/Filters

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7T-7358 - Cab Filter - Caterpillar
320-7358

Cab Filter

7T-7358
9X4986 - Cab Filter - Caterpillar
320-9X4986

Cab Filter

9X4986

Compressors

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OE Sanden Compressor SD7H15 - 133mm, 8 Groove Clutch 24V
509-649

OE Sanden Compressor SD7H15 - 133mm, 8 Groove Clutch 24V

163-0872

Fits 125, AMZ, CBK

Alternative Compressor SD7H15 - 133mm, 8 Groove Clutch 24 V
509-6493

Alternative Compressor SD7H15 - 133mm, 8 Groove Clutch 24V

163-0872

Condensers/Oil Coolers

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2190018 - Condenser Kit - Caterpillar Motor Grader
400-9016

Condenser

219-0018

Replace Original Steel Condenser With High Efficiency Copper Aluminum Design

Condenser
TBA 199-9014

Condenser

199-9014

Fits 125

Condenser
TBA 251-3179

Condenser

251-3179

Fits AMZ, CBK

Evaporators

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Evaporator
TBA 9X-9653

Evaporator

9X-9653

Fits 125, AMZ, CBK

Expansion Valves

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

Orifice Tube

7X-2049

Fits 125, AMZ, CBK

Lights/HD LED

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9X-9484 - LED Flood Beam Light - 4 x 4 x 3 1/4
3-54040

LED Flood Beam Light

9X-9484

Oil Coolers

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293-9367 - Caterpillar Engine Oil Cooler
TBA 293-9367

Engine Oil Cooler

293-9367

Radiators

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Radiator
TBA 185-7980

Radiator

185-7980

Rec Driers/Accumulators

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2 1/2 X 13 3/4 Quick Coupler - Dry-Tech Series
800-135

Recevier Drier With Quick Couplers and Orifice Tube - Dry-Tech Series

3E-3535
3E-3535, 175-7162 - Receiver Drier - Caterpillar
800-1351

Receiver Drier With Quick Couplers and Orifice Tube - Aftermarket

3E-3535
2 1/2 x 11 Male O-Ring - Dry-Tech Series
800-137

HD Dry-Tech Series Receiver Drier with Orifice Tube

175-7162

Fits 125, AMZ, CBK

2 1/2 x 11 Male O-Ring
800-1371

Receiver Drier with Orifice Tube - Aftermarket

175-7162

Fits 125, AMZ, CBK

3.5 x 9.75 Female O-Ring
803-460

Accumulator

197-6218

Fits 125, AMZ, CBK

Switches/Electrical

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6P-3236 - Caterpillar 3 Speed Blower Switch
205-148

Blower Switch

6P-3236
Preset Thermostatic Switch - Caterpillar
210-973

Thermostatic Switch

3E-5464

Fits #125, AMZ, CBK

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