Mercedes 300SD Coolant Parts

Showing 20 out of 40 part(s) found in our catalog.

Narrow Down Your Search By...
Filter search results specific to your vehicle.
Keyword
Keyword
Mercedes 300SD Coolant
Category
Select category below to view parts.
Can't Find What You Need?
Mon-Fri 8-4 MST/PST (Arizona Time)
Contact Us
Sort By:
OEM
1978-1993 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$27.89
Reg
$29.05
List
$29.62
1981-1993 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$16.09
Reg
$16.76
List
$15.00
Overflow Hose; Hose, Radiator, VLRUB 300sd & s350 diesel. Your part is located within diagram as #13.
1992, 1993 Mercedes 300SD
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$47.99
Reg
$49.99
List
$66.00
OEM
Please verify appearance, connection and temperature rating on existing part prior to ordering. Also need 007603-014102 sealing washer, please order separately. 1 per car.
1992, 1993 Mercedes 300SD
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$19.69
Reg
$20.51
List
$44.50
1 per car.
1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$10.69
Reg
$11.14
List
$28.50
Sold by the meter, usage as required. Black shiny hose from radiator cap outlet down side of radiator. 1 per car.
1978-1993 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$7.49
Reg
$7.80
List
$6.25
Early models without coolant level sensor also require 1265000084 plug kit.
1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985 Mercedes 300SD
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$38.99
Reg
$40.61
List
$38.50
Please verify appearance and pressure rating of cap installed on vehicle prior to ordering. 1 per car.
1981-1993 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$5.49
Reg
$5.72
List
$15.50
Replacement hose may be longer than required, please cut to length upon installation. 1 per car.
1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$6.49
Reg
$6.76
List
$52.00
Kit includes plug, o-ring and circlip. Kit to plug lower hose outlet on expansion tank. 1 kit per car.
1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$11.79
Reg
$12.28
List
$11.50
OEM
1 per car.
1981, 1982, 1983, 1984, 1985, 1986, 1987 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$23.19
Reg
$24.16
List
$38.50
1981, 1982, 1983, 1984, 1985, 1986, 1987 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$7.49
Reg
$7.80
List
$35.00
Expansion Tank; Tank, Rad Expansion 300sd & s350 diesel. Your part is located within diagram as #14.
1992, 1993 Mercedes 300SD
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$61.99
Reg
$64.57
List
$92.00
1 per car.
1981, 1982, 1983, 1984, 1985 Mercedes 300SD
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$23.19
Reg
$24.16
List
$25.00
Seal o-ring goes at both ends of the water pipe, pipe to water pump and pipe to cylinder head. 2 per car.
1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$0.99
Reg
$1.03
List
$1.40
1 per car.
1981, 1982, 1983, 1984, 1985 Mercedes 300SD
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$30.99
Reg
$32.28
List
$34.50
Breather Tube, Hose, Pipe, Rubber Hose 300, 320. E420, to reservior. 2.8L, v6, to engine. E300, to reservoir. 5.5L, tank to engine. 2.3L, tank to engine. 4.3L, tank to engine. 3.2L, tank to engine. 2.8L,...
1992, 1993 Mercedes 300SD
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$38.99
Reg
$40.61
List
$51.00
FREE SHIPPING
1992, 1993 Mercedes 300SD
Available To Order Status
Available To Order Information Icon
Usually ships within 1-2 business days. Availability is not guaranteed.
$79.99
Reg
$83.32
List
$37.00
OEM
1981-1993 Mercedes 300SD, 300SDL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$8.59
Reg
$8.95
List
$15.50
OEM
For thermostat 6172001815. 1 per car.
1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985 Mercedes 300SD
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$1.19
Reg
$1.24
List
$3.70

The average price of a Mercedes 300SD coolant is between $0.99 and $79.99.

Mercedes 300SD coolant is a specially designed fluid that helps to regulate the temperature of the engine and prevents it from overheating. It is important because the engine generates a lot of heat during normal operation, and if not properly cooled, it could cause significant damage to the engine, resulting in costly repairs or even complete engine failure.

The coolant in the Mercedes 300SD is usually a mixture of water and ethylene glycol, which has a higher boiling point than water and allows the engine to operate at higher temperatures without boiling over. The coolant also contains additives that help to prevent corrosion, lubricate the water pump, and protect the engine from freezing in cold weather.

Regularly checking the coolant level and replacing it as needed is essential for maintaining the health of the engine and avoiding any potential damage. If the coolant level gets too low, the engine may overheat, leading to costly repairs or even requiring a replacement engine.

Type of Coolant for Mercedes 300SD

The Mercedes 300SD coolant uses a coolant that meets the Mercedes-Benz Specification 325.0, also known as MB 325.0. This includes coolants that are ethylene glycol-based and free from nitrites, phosphates, and amines. It is important to use a coolant that meets this specification to ensure optimal performance and longevity of the engine.

Mercedes 300SD Coolant Capacity by Year

  • Mercedes 300SD with 3.0L inline 5 diesel engine: 6.2 quarts (or 5.9 liters)
  • Mercedes 300SD with 3.5L inline 6 diesel engine (1978-1980): 7 quarts (or 6.6 liters)
  • Mercedes 300SD with 3.5L inline 6 diesel engine (1981-1985): 8.6 quarts (or 8.1 liters)

How to Add Coolant to Your Mercedes 300SD

  1. Ensure the engine is cool and the vehicle is parked on a level surface.
  2. Locate the coolant reservoir under the hood. It is typically a plastic tank with a cap labeled "Coolant."
  3. Remove the cap and check the coolant level. If it is low, add a 50/50 mixture of coolant and water until it reaches the "full" line on the reservoir.
  4. Replace the cap tightly.
  5. Start the engine and allow it to warm up. Check the temperature gauge and make sure it does not overheat.
  6. If needed, add more coolant to the reservoir until it reaches the "full" line again.
  7. After topping off the coolant, close the hood and take the vehicle for a short drive to ensure everything is running properly.

It's important to note that different car models might require different amounts and types of coolant. So, it's best to consult the owner's manual or a certified mechanic for guidance.


At AutohausAZ, we offer a wide range of high-quality Mercedes 300SD coolant options to help keep your vehicle running smoothly. Our team of experts is committed to providing exceptional customer service, ensuring that you can find the perfect coolant for your specific needs.

One of the advantages of shopping at AutohausAZ is our extensive selection of coolant products. We carry top-rated brands such as Zerex, Pentosin, and Genuine Mercedes-Benz, so you can trust that you're getting the best quality coolant for your 300SD. Plus, our user-friendly website makes it easy to navigate between product options and compare prices, so you can make an informed decision about which coolant is right for you.

Another advantage of choosing AutohausAZ is our competitive pricing. We strive to provide customers with the lowest possible prices on all of our automotive products, including coolant. Additionally, we offer regular sales and discounts, so you can save even more on your Mercedes 300SD coolant purchase.

When you shop at AutohausAZ, you can also enjoy the convenience of fast and reliable shipping. We understand that time is of the essence when it comes to vehicle maintenance, which is why we offer expedited shipping options to get your coolant delivered to you as quickly as possible. Plus, our commitment to quality means that you can trust that your shipment will arrive in perfect condition.

Finally, we pride ourselves on our commitment to customer satisfaction. At AutohausAZ, our goal is to provide customers with the best possible shopping experience from start to finish. We offer a 30-day return policy on all of our products, so if you're not satisfied with your Mercedes 300SD coolant purchase, you can easily return it for a refund or exchange.

In conclusion, shopping at AutohausAZ for your Mercedes 300SD coolant needs offers a wide range of advantages. From our extensive selection of top-rated brands to our competitive pricing and fast shipping, we're committed to providing you with the best shopping experience possible. So why wait? Shop with us today and get your vehicle running at its best!

Auto Parts We Offer for Mercedes 300SD