Mercedes 560SEL Brake Reservoir Cap Parts

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Mercedes 560SEL Brake Reservoir Cap
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For models with ATE/Teves master cylinder reservoir.
1986, 1987, 1988, 1989, 1990, 1991 Mercedes 560SEL
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$4.39
Reg
$4.57
List
$6.25
For models without brake fluid level sensor warning light. 1 per car.
1986, 1987, 1988, 1989, 1990, 1991 Mercedes 560SEL
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Leaves closest warehouse today if ordered before 2 PM MST.
$8.69
Reg
$9.05
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$8.00
For models with Lucas-Girling reservoir. 2 per car.
1986, 1987, 1988, 1989, 1990, 1991 Mercedes 560SEL
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Leaves closest warehouse today if ordered before 2 PM MST.
$7.39
Reg
$7.70
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$7.00

Mercedes 560SEL brake reservoir cap typically cost between $4.39 and $8.69.

What Is The Purpose Of The Mercedes 560SEL Brake Reservoir Cap?

The Mercedes 560SEL brake reservoir cap keeps your brake fluid where it belongs. It seals off the reservoir, blocking out dirt, moisture, and dust that can spoil the fluid and hurt brake performance. The cap also helps the system hold the right pressure, which is important for safe, predictable braking. If the cap’s missing or loose, you risk letting air in. That can turn your brakes soft or even leave you with little stopping power. A snug, well-fitting Mercedes 560SEL brake reservoir cap keeps your brakes clean, sharp, and reliable for the long haul.

How Can I Tell If My Mercedes 560SEL Brake Reservoir Cap Needs To Be Replaced?

Look for cracks, warping, or any trouble getting the Mercedes 560SEL brake reservoir cap to fit tightly. If fluid leaks out around the edge, or the level keeps dropping, the cap may have lost its seal. Sometimes, a dashboard warning about the brakes or low fluid shows up. If you spot these problems, check the cap up close. Swapping it out for a fresh, proper-fitting cap is a simple fix that can save you from bigger headaches down the road.

Are Aftermarket Caps Safe For The Mercedes 560SEL Brake Reservoir?

You might find aftermarket Mercedes 560SEL brake reservoir caps that seem to do the job, but the fit can be hit-or-miss, especially on older cars. A poor fit means you could get leaks, or let in air and moisture. If you do try an aftermarket cap, match the size and pressure specs exactly. Still, many people stick with Mercedes parts or trusted OEM brands for a reason. You get the right fit, right seal, and peace of mind your brakes will work when you need them.

What Type Of Brake Fluid Should I Use With The Mercedes 560SEL Brake Reservoir Cap?

Mercedes usually calls for DOT 4 brake fluid in the 560SEL, but always check your owner’s manual before you pour. Using the wrong fluid can shorten the life of your seals or cause problems inside the brake system. Clean off the area around the cap before opening it, so no junk falls inside. Fill with fresh, quality fluid that meets Mercedes specs—your brakes will thank you with quick, even stops.

How Do I Properly Tighten The Mercedes 560SEL Brake Reservoir Cap?

Twist the Mercedes 560SEL brake reservoir cap on by hand until it stops; you don’t need to force it. Too tight, you can strip the threads or crack the top. Too loose, you won’t get the seal you need. Wipe away any stray fluid and clear away grit from the threads before putting it back on. If your cap clicks or has a stop, use that as your guide. The owner’s manual tells you the right way if you’re not sure—brake system pressure depends on a good, solid seal.

Why Choose Us For Your Mercedes 560SEL Brake Reservoir Cap?

When you buy a Mercedes 560SEL brake reservoir cap from us, you get more than a box in the mail. You get help from people who know classic Benz parts, fast shipping from US stock, and prices that make sense. We’re here when you have questions or need to swap a part—no games, just real help. Our site makes it easy to find what fits your car, order, and hit the road. No waiting weeks, no dealership sticker shock, no endless return forms. Whether it's your first order or your fifth, we want you to feel ready and confident, from payment to install. That’s our promise. Choose us, and we’ll help keep your 560SEL safe, sharp, and fun to drive.