Four Seasons A/C Compressor P/N:78499
Four Seasons 1177313 A/C compressor for the 2014 Ram 1500 and other vehicles circulates refrigerant through the A/C system. It is a remanufactured Denso 10S17C compressor with the clutch included.
Warm air at the vents, a noisy compressor or a clutch that no longer engages can all be signs of a worn compressor. These signs alone do not prove the compressor is at fault, since a refrigerant leak can also leave the cooling weak.
The 2014 Ram 1500, the 2011-2025 Ram 2500 and the 2010 Dodge Ram 2500 fit this compressor, along with other Ram models, and each takes one.
Fit and size
Build and materials
One compressor with its clutch and the O-rings and sealing washers needed to install it. Mounting hardware and the switch are not included, so plan on new mounting bolts, since the old ones may not be reusable.
Interchange: 257556 · 55111444AB · 55111444AC · 55111444AD · 57009571AA · R5111444AB · RL111444AB · DW1177313 · 971047 · AC1208959R · A57556 · 140960C
This part cross-references / interchanges with the following part numbers:
Is this the right ac compressor for a 2014 Ram 1500?
Yes. Four Seasons 1177313 fits the 2014 Ram 1500 and the 2011-2025 Ram 2500. For another Ram truck, look up your year and model in the "Vehicles it fits" section.
Does the Four Seasons compressor come with oil and O-rings?
Yes. This remanufactured compressor comes pre-charged with 3 ounces of PAG oil and includes the O-rings and sealing washers. Mounting hardware is not included.
Which refrigerant does this compressor use, R134a or R1234yf?
Four Seasons 1177313 is listed for R134A refrigerant and comes charged with PAG oil suited to R134a or R1234yf applications. The compatible refrigerant oil type is PAG 46.
What should I look for if this compressor's clutch or pulley is failing?
Noise from the compressor or a clutch that does not engage can be signs of trouble. With the engine off, look for oily residue around the compressor, and have a shop test the A/C system.
How many grooves does this compressor pulley have?
The pulley has 8 grooves for a serpentine belt and a 4.750 in outside diameter. Four Seasons 1177313 includes the clutch, and its coil runs on 12 V DC.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.