1974 Mercedes S Class A/C & Heating Parts
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Four Seasons®A/C Compressor with ClutchMercedes 450SE / 450SEL with Factory Compressor Type A6 1974, A/C Compressor with Clutch by Four Seasons®. Number of Grooves: 1. Compatible with R134a Refrigerants. Spade Connector. Products are engineered and tested to provide years of...All compressors go through sophisticated testing and leak test processesIncludes specific electrical connector to eliminate splicing$331.55 - $415.35 - Four Seasons®A/C Compressor ClutchMercedes 450SE / 450SEL with Factory Compressor Type A6 1974, A/C Compressor Clutch by Four Seasons®. OE Design. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$118.49
- ACDelco®Gold™ Remanufactured A/C Compressor with ClutchMercedes 450SE / 450SEL with Factory Compressor Type A6 1974, Gold™ Remanufactured A/C Compressor with Clutch by ACDelco®. Metric Threads. With Switch. Number of Grooves: 1. Clutch Diameter: 5.12". Keep your cool in hot-weather...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$243.70
- URO Parts®HVAC Blower Motor with Fan CageMercedes 450SE / 450SEL 1974, HVAC Blower Motor with Fan Cage by URO Parts®. With Fan Cage. To keep your vehicle operating at its max, replace your cracked or worn out HVAC part with this superior URO component to optimize your HVAC...Designed to replace the original part in your HVAC systemHelps to optimize HVAC system to its proper performance$193.85
- Four Seasons®A/C Expansion ValveMercedes 450SE / 450SEL 1974, A/C Expansion Valve by Four Seasons®. With Flare Fittings. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and...OEM ReplacementBrass/Copper Design$23.16
- Four Seasons®A/C Receiver DrierMercedes 450SEL From VIN # 043634-117.98 1974, A/C Receiver Drier by Four Seasons®. With Bracket. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it...Premium parts you can rely onDesigned to keep your A/C system in top shape$23.61
- Four Seasons®A/C Evaporator CoreMercedes 450SE / 450SEL 1974, A/C Evaporator Core by Four Seasons®. Size: 14 3/4" X 7" X 3". Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once...Application specific designContains gaskets, o-rings to properly replace the product$154.44
- URO Parts®HVAC Heater HoseMercedes S Class 1974, HVAC Heater Hose by URO Parts®. Position: Passenger Side. Location: Heater Core to Return Pipe. To keep your vehicle operating at its max, replace your cracked or worn out HVAC part with this superior URO...Designed to replace the original part in your HVAC systemHelps to optimize HVAC system to its proper performance$19.10
- URO Parts®A/C Expansion ValveMercedes 450SE / 450SEL with Factory Rotary Compressor 1974, A/C Expansion Valve by URO Parts®. Flared Style. Location: At Evaporator. To keep your vehicle operating at its max, replace your cracked or worn out HVAC part with this...Designed to replace the original part in your HVAC systemHelps to optimize HVAC system to its proper performance$18.51
- Genuine®HVAC Control SwitchMercedes S Class with Climate Control 1974, HVAC Control Switch by Genuine®. On/Off Rocker. If your A/C and heating parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand...Designed to restore your vehicle’s HVAC systemGenuine OE replacement parts from the OE manufacturer$29.89
- ACM®Automatic Temperature Control SwitchMercedes 450SE / 450SEL 1974, Automatic Temperature Control Switch by ACM®. With 2 Spade Terminals On Short Pigtail. Rely on premium ACM replacement automotive parts to enjoy a comfortable driving experience, no matter how long the...Ideal solution for fast and easy repairCrafted from top-grade materials and the latest equipment$30.00
- UAC®A/C System Seal KitMercedes 450SE / 450SEL 1974, A/C System Seal Kit by UAC®. UAC’s line of hose components includes the adapters, fittings and seals that are necessary for the proper function of an A/C System. They are produced at top tier facilities...Helps maintain a desired temperature inside your carMade of durable materials$13.60
- UAC®A/C System Valve Core and Cap KitMercedes 450SE / 450SEL 1974, A/C System Valve Core and Cap Kit by UAC®. UAC’s line of hose components includes the adapters, fittings and seals that are necessary for the proper function of an A/C System. They are produced at top...Helps maintain a desired temperature inside your carMade of durable materials$5.28
- Four Seasons®A/C System O-Ring and Gasket KitMercedes 450SE / 450SEL 1974, A/C System O-Ring and Gasket Kit by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it...All the seals needed to complete the jobCompatible with both R12 and R134a refrigerants$10.83
- Four Seasons®A/C System Valve Core and Cap KitMercedes 450SE / 450SEL with R-12 or R-134A Retrofit System 1974, A/C System Valve Core and Cap Kit by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C...All the seals needed to complete the jobCompatible with both R12 and R134a refrigerants$11.56
- Santech®A/C In-Line Filter KitMercedes 450SE / 450SEL 1974, A/C In-Line Filter Kit by Santech®. With Fittings and Filters. Make your beloved vehicle perform reliably, efficiently, and smoothly again with this top-grade A/C component from Santech. Designed to fit,...Designed as a direct, bolt-on replacement for your original A/C partExcellent solution to restore dependable, enjoyable, and worry-free ride$57.07
- Santech®A/C Line O-RingMercedes 450SE / 450SEL 1974, A/C Line O-Ring by Santech®. Make your beloved vehicle perform reliably, efficiently, and smoothly again with this top-grade A/C component from Santech. Designed to fit, form, and function just like the...Designed to keep your A/C system in top shapeThe finest quality at a great price$0.30 - $29.81
- Four Seasons®A/C Compressor Wiring HarnessMercedes 450SE / 450SEL with A6 Compressor 1974, A/C Compressor Wiring Harness by Four Seasons®. With 2 Spade Rectangle Connector. Type: 2 Terminals. Products are engineered and tested to provide years of trouble free operation. Backed...OE style connectorsMolded plastic construction$8.89
- Four Seasons®Harness Connector AdapterMercedes 450SE / 450SEL with A6 Compressor 1974, Harness Connector Adapter by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once...Precision moldedOE style connectors$9.42 - $10.31
- gpd®HVAC RelayMercedes 450SE / 450SEL 1974, HVAC Relay by gpd®. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles, they are used to directly...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$4.35 - $4.92
- Dorman®HVAC Clutch Coil ConnectorMercedes 450SE / 450SEL with Frigidaire Compressor 1974, HVAC Clutch Coil Connector by Dorman®. Non-Weatherpack Style. Type: Blade Female Terminal. Wire Quantity: 2. Overall Length: 7". Non-Weatherpack Style. Dorman offers a...Direct replacement A/C Clutch Coil Connectors available (where applicable) to ensure a proper fitVehicle try-on testing has been conducted on this part to ensure a trouble-free performance$8.51
- UAC®A/C O-Ring KitMercedes 450SE / 450SEL 1974, A/C O-Ring Kit by UAC®. UAC’s line of hose components includes the adapters, fittings and seals that are necessary for the proper function of an A/C System. They are produced at top tier facilities with...Helps maintain a desired temperature inside your carMade of durable materials$2.15
- UAC®A/C Service Valve CapMercedes 450SE / 450SEL 1974, A/C Service Valve Cap by UAC®. Location: For R-12 Refrigerant. Compressors are the heart of the A/C system, with a heavy responsibility to pump A/C refrigerant throughout the automobile’s A/C system....Helps maintain a desired temperature inside your carMade of durable materials$1.81
- CRP®A/C Line O-RingMercedes 450SE / 450SEL with R-4 or A-6 A/C Compressor 1974, A/C Line O-Ring by CRP®. Are you shivering behind the wheel in the winter, or sweating in traffic in the summer? Do you detect the sweet smell of antifreeze in the cabin or...Durable construction to withstand everyday wear and tearLeak proof junctions ensure long service life and unrestricted flow$0.65
- Dorman®HVAC Relay ConnectorMercedes 450SE / 450SEL 1974, HVAC Relay Connector by Dorman®. Type: Blade Female Terminal. Wire Quantity: 5. Overall Length: 9". Dorman offers a comprehensive line of A/C Relay Connectors for a wide range of applications. All A/C Relay...Direct replacement A/C Relay Connectors available (where applicable) to ensure a proper fitVehicle try-on testing has been conducted on this part to ensure a trouble-free performance$8.31
- Santech®HVAC Pressure SwitchMercedes S Class 1974, HVAC Pressure Switch by Santech®. Make your beloved vehicle perform reliably, efficiently, and smoothly again with this top-grade A/C component from Santech. Designed to fit, form, and function just like the OEM,...Premium parts you can rely onDesigned to keep your A/C system in top shape$11.06 - $17.81
- Genuine®A/C Drive Belt Idler Pulley BoltMercedes 450SE / 450SEL 1974, A/C Drive Belt Idler Pulley Bolt by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair,...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$25.23
- Genuine®A/C Drive Belt Idler Pulley BoltMercedes 450SE / 450SEL 1974, A/C Drive Belt Idler Pulley Bolt by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair,...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$25.46
- Racing Power Company®Sanden 508 A/C CompressorSanden 508 A/C Compressor by Racing Power Company®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$205.52 - $224.31
- Billet Specialties®Tru-Trac A/C CompressorTru-Trac A/C Compressor by Billet Specialties®. 1 Piece. Polished Sanden SD-7 AC compressor, for use with Billet Specialties Tru Trac systems. A direct replacement for the AC compressor used in all Tru Trac kits. Are you shivering...High quality at an affordable priceExpertly made from premium materials$487.05
Shop By Service Type
- Blower Motor Replacement
- A/C Fan Control Module Replacement
- Heater Hose Replacement
- A/C Evaporator Replacement
- Blower Motor Relay Replacement
- A/C Control Module Replacement
- A/C Compressor Clutch Replacement
- A/C Expansion Valve Replacement
- A/C Compressor Replacement
- A/C High Pressure Switch Replacement
- A/C Receiver Drier Replacement
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1974 Mercedes S Class A/C & Heating Reviews
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1974 Mercedes S Class Models