Mercedes CLK320 Water Pump Parts

Showing 8 out of 8 part(s) found in our catalog.

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Mercedes CLK320
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Belts and Cooling
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Water Pump
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Please verify existing part has only 2 hose connections prior to ordering. This unit does not have a hose nipple for engine oil cooler hose, cannot be used on models with oil cooler mounted at oil flter...
1998, 1999, 2000, 2001, 2002, 2003, 2004 Mercedes CLK320
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$68.99
Reg
$71.86
List
$121.00
OEM
Please specify Bosch or Sprinter part number on existing unit. 1 per car.
1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Mercedes CLK320
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$98.99
Reg
$103.11
List
$310.00
KIT
This kit contains a new water pump and thermostat assembly along with one gallon of Genuine coolant to update your Mercedes. Please verify that existing water pump has 3 hose connections prior to ordering....
1998, 1999, 2000, 2001, 2002 Mercedes CLK320
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$134.27
Reg
$139.86
List
$408.62
Please verify existing part has only 2 hose connections prior to ordering. This unit does not have a hose nipple for engine oil cooler hose, cannot be used on models with oil cooler mounted at oil flter...
1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Mercedes CLK320
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Leaves closest warehouse today if ordered before 2 PM MST.
$85.99
Reg
$89.57
List
$159.98
Please verify that existing unit has 3 hose connections prior to ordering. This unit is for use on vehicles equipped with engine oil cooler mounted next to the oil filter housing. 1 per car.
1998, 1999, 2000, 2001, 2002 Mercedes CLK320
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Leaves closest warehouse today if ordered before 2 PM MST.
$68.99
Reg
$71.86
List
$316.00
OEM
Used in climate control system for improved coolant flow. 1 per car.
1998, 1999, 2000, 2001, 2002 Mercedes CLK320
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Leaves closest warehouse today if ordered before 2 PM MST.
$137.99
Reg
$143.74
List
$302.00
1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Mercedes CLK320
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Leaves closest warehouse today if ordered before 2 PM MST.
$88.99
Reg
$92.70
List
$121.00
For models with windshield washer heating, equipment code 875. 1 per car.
2003, 2004, 2005 Mercedes CLK320
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Leaves closest warehouse today if ordered before 2 PM MST.
$206.99
Reg
$215.61
List
$246.00

Mercedes CLK320 water pump typically cost between $68.99 and $206.99.

What Are The Signs Of A Failing Mercedes CLK320 Water Pump?

A failing Mercedes CLK320 water pump doesn’t always make itself obvious at first. Sometimes you’ll spot a small puddle of coolant right under the engine after the car’s been parked overnight. Maybe there’s a whine or grinding noise from the front of the motor that wasn’t there before. It can go from an odd sound to billows of steam pushing through the hood on a hot day. Temperatures on the dash start climbing for no clear reason, and the heater in the cabin suddenly loses its punch. Coolant pooling in bright green or orange under your car—don’t ignore it. Catching these hints early can keep you from being stuck roadside or facing steep repair bills later.

How Long Does The Mercedes CLK320 Water Pump Last?

The lifespan of a Mercedes CLK320 water pump comes down to more than just mileage. Most original pumps hold out between 60,000 and 90,000 miles. Still, some give up sooner, especially if coolant hasn’t been changed on schedule. A few might last well past the average with proper care. Newer replacement pumps and regular fluid flushes make a big difference. If your CLK320 is pushing toward higher mileage, or you’re prepping it for a long highway run, give that pump and the cooling system a close look during scheduled maintenance.

What Is The Cost To Replace A Mercedes CLK320 Water Pump?

Swapping out a Mercedes CLK320 water pump usually lands you between $450 and $900. Actual cost leans on what parts you go with and where you have the work done. Genuine Mercedes parts run higher than aftermarket choices, but both get the job done. Labor is never cheap on this model—the space is tight, so it takes time. Skilled DIYers sometimes tackle the job in their own garage, but if you’re not used to engine work, it’s best left to a pro. Either way, fixing it right the first time saves hassles later.

Should I Replace Other Parts When Changing The Mercedes CLK320 Water Pump?

While changing the Mercedes CLK320 water pump, many mechanics suggest changing out a few neighbors: thermostat, upper and lower radiator hoses, sometimes the serpentine belt. They age at the same pace and can break down soon after if left alone. Coolant should be changed every time—not just topped off—so you keep the new parts healthy. Fixing these related pieces in one shot spares repeat visits and lowers total labor, too. It’s a bit more upfront, but pays off in reliability.

Can I Drive With A Bad Mercedes CLK320 Water Pump?

With a bad Mercedes CLK320 water pump, your car’s at risk every mile. Engine heat starts to spike once circulation drops off, and a Mercedes doesn’t forgive overheating—as cylinder heads and gaskets take a hit fast. Even a quick errand can turn into a tow if the pump fails all the way. If you notice leaks, odd noises, or your temperature gauge acting up, best to park it and get the repair done. Waiting too long could turn a small problem into a blown engine.

Why Choose AutohausAZ For Your Mercedes CLK320 Water Pump?

Buying a Mercedes CLK320 water pump at AutohausAZ isn’t complicated. We keep things straightforward, with solid prices that let you skip the guesswork and price hunting. Need it fast? Orders ship out quick, so you’re not left waiting. If something changes, or if the part’s not spot on for your car, returns are easy and hassle-free. There’s no confusing fine print—just real people ready to help with answers if you get stuck. Whether you’re wrenching in your garage or booking a shop, we make the whole thing less of a project. Find what you need, pay a fair price, and get back on the road. That’s how it should work, and that’s what we offer.