Buy OEM Mercedes-Benz Radiators
The radiator in your Mercedes-Benz goes bad, and your vehicle's engine will overheat and fail, meaning more expensive repairs in the long run. If yours needs replacement, take care of it sooner rather than later; shop our OEM selection here at MB Part Source. Our prices are markdowns, and we offer fast nationwide shipping; take advantage and order now.
Window
Mercedes-Benz
123-990-21-40
Rear lamp to fender. Grille to radiator grille shell,bottom.
$3.44
MSRP $4.70
Save $1.26
26.8% Off 
Bleed Line
Mercedes-Benz
1665001091
Between expansion reservoir and cooler. Between expansion reservoir and radiator.
$99.60
MSRP $139.00
Save $39.40
28.3% Off 
Molded Hose
Mercedes-Benz
166-500-08-75
Between expansion reservoir and cooler. Between expansion reservoir and radiator.
$34.44
MSRP $47.00
Save $12.56
26.7% Off 
Coolant Hose
Mercedes-Benz
218-501-10-82
Engine to low-temperature cooler. Low-temperature radiator at engine.
$24.60
MSRP $33.50
Save $8.90
26.6% Off 
Coolant Hose
Mercedes-Benz
166-500-34-75
Low-temperature cooler to engine. Low-temperature radiator at engine.
$49.20
MSRP $69.00
Save $19.80
28.7% Off 
Rubber Bumper
Mercedes-Benz
108-987-05-40
Panelling. Flap to right rear fender. At radiator grill, bottom.
$3.81
MSRP $5.25
Save $1.44
27.4% Off 
Washer
Mercedes-Benz
000000-004464
For radiator grille to hood. Panelling to bumper. Soundproofing mount.
$3.81
MSRP $5.25
Save $1.44
27.4% Off 
Catch Spring
Mercedes-Benz
000-993-20-02
Filling hose to radiator. Scb17 27mm. Filling hose to cooler.
$3.27
MSRP $4.50
Save $1.23
27.3% Off 
Partition
Mercedes-Benz
129-884-03-35
As a covering between wheelhouse and radiator cross member,left.
$39.00
MSRP $55.00
Save $16.00
29.1% Off 
Partition
Mercedes-Benz
129-884-11-35
As a covering between wheelhouse and radiator cross member,left.
$45.60
MSRP $64.00
Save $18.40
28.8% Off 
Model Badge
Mercedes-Benz
222-817-55-00
Parts kit, with mounting material AMG. In radiator grille AMG.
$157.32
MSRP $230.00
Save $72.68
31.6% Off 
Bleed Line
Mercedes-Benz
166-500-15-91
Between expansion reservoir and cooler. Between expansion reservoir and radiator.
$82.80
MSRP $115.00
Save $32.20
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Mercedes-Benz Radiators FAQ
How Does the Radiator in a Mercedes-Benz Work?
As part of a process. What happens is a water pump impels coolant (i.e., antifreeze) through it via hoses, between an inlet and outlet, under pressure from the radiator cap; as the coolant moves, it absorbs the excess heat that the engine produces while it runs. Once the fluid's absorbed optimum heat, the fins on the radiator core release that heat, and a radiator fan dispels it.
How Can I Tell of My Mercedes-Benz Radiator is Bad?
From the signs. They range from fin damage and leaking or sludgy coolant/antifreeze to unusual engine noises and the sweet, syrupy smell of ethylene glycol. Your engine may also overheat and fail, and you may start having problems with the heater and air conditioner. Check the temperature gauge on your dash; if the engine's running hot, radiator trouble is likely. In any case, inspect the entire cooling system; if the results call for a new radiator, replace it ASAP to help prevent further damage and keep service costs down.
What Does Mercedes-Benz Radiator Replacement Cost on Average?
$1,045 to $1,210 or more, according to RepairPal. With a luxury car or SUV like a Mercedes-Benz, though, it might run a little pricier than usual. Cost can even vary by model, and what other radiator parts need replacing can factor in.