PHOBOOS A/C Compressor RS18 for Jeep, Dodge & Chrysler 3.6L/3.0L — Integrated Clutch, R‑134a, 12‑Month Warranty

PHOBOOS A/C Compressor with integrated clutch is a direct-replacement unit engineered for select Chrysler, Dodge and Jeep 3.6L and 3.0L models to restore reliable R‑134a air conditioning performance.

If your vehicle’s air conditioning is blowing warm air, making unusual noises, or the original compressor has failed, this PHOBOOS compressor offers an OE-matched alternative built to the original mounting, pulley, and electrical specifications. It ships pre-filled with PAG46 oil, is designed for R‑134a systems only, and comes with a 12‑month unlimited mileage warranty so you can replace the unit with confidence.

Which vehicles and engine sizes does this compressor fit?

This compressor covers a range of Chrysler, Dodge and Jeep platforms. There are two RS18/HCC‑RS18 variants that match year and model differences, so always compare your original unit and mounting points before purchasing.

• Compatible with Chrysler 300: 2011–2013 V6 3.6L (specific years vary by compressor type).
• Dodge models: Challenger 2011–2014 V6 3.6L; Charger 2011–2013 V6 3.6L; Durango 2011–2015 V6 3.6L (note: some 2011–2014 Durango fitments exclude Rear AC).
• Jeep Grand Cherokee: 2011–2016 fitments listed, including 2016 V6 3.0L WK2 where applicable.
• Always compare images and specs with the original compressor to ensure proper fitment.

What are the key specifications and electrical/mechanical details?

The PHOBOOS unit mirrors OEM form and function so it bolts in place without modification. It is a 12V RS18-type compressor with a six‑groove pulley sized to match OE installation and delivers factory-range cooling capacity.

• Compressor type: RS18 (HCC‑RS18 variant available for certain years).
• Pulley: 6 grooves, 120 mm (4.72 in) diameter.
• Oil prefilled: approximately 200 mL ±20 mL of PAG46 oil; refrigerant: R‑134a systems only.
• Designed cooling capacity up to about 4000 W under high ambient conditions, with noise levels targeted below 70 dB.

Which OEM part numbers does this replace and what should I check before ordering?

This PHOBOOS compressor is manufactured to replace many common OEM numbers, but verifying exact match prevents returns. Check the part numbers and visual details against your vehicle’s existing compressor and wiring harness.

• Direct replacement for: 68021637AG, 68021637AF, 68021637AE, 68021637AD, 68021637AC, RL021637AD.
• Also fits R8021637AD, 68294506AC, 68294506AB, 68294506AA and aftermarket references like 14-0405NC, KT4714, CO30008Z.
• Compare pulley groove count, electrical connector, mounting points, and clutch face to your original unit before purchase.

Who this compressor is for: drivers or technicians replacing a failed or noisy A/C compressor on compatible Chrysler 300, Dodge Challenger/Charger/Durango, and Jeep Grand Cherokee models who want an affordable OE-style replacement. It suits DIY mechanics comfortable draining and recovering refrigerant or professional shops looking for a prefilled, direct-fit compressor designed for R‑134a systems. Note: installation requires proper refrigerant recovery, system evacuation, and leak testing—follow local regulations.