Mercury – Quicksilver DOT-4 Brake Fluid | Marine & Powersports | High-Temp Formula | 8M0128415

Overview

Braking is one of those things you never want to question—whether you are easing a boat down a slick launch ramp, threading through heavy traffic on a motorcycle, or rolling down a steep trail on a side-by-side. You want to squeeze the lever or press the pedal and feel that steady, confident response every single time. That’s why many riders, boaters, and powersports owners stick with Quicksilver DOT-4 Brake Fluid. It delivers the kind of reliability that feels calm and controlled, even when the moment demands immediate stopping power. It is the sort of peace of mind you do not fully appreciate until you need it.

Key Features

• High-temperature DOT-4 brake fluid with a 336-degree wet boil point and 521-degree dry boil point
• Compatible with all DOT-3 and DOT-4 braking systems
• Low compressibility to ensure firm, predictable braking feel
• Provides outstanding corrosion protection within brake components
• Meets or exceeds typical manufacturer warranty and performance requirements
• Packaged in a convenient twelve-ounce bottle for easy maintenance

Engine & Boat Compatibility

• Suitable for marine braking and hydraulic assist systems that require DOT-4 fluid
• Ideal for motorcycles, automotive braking systems, ATVs, UTVs, and powersports vehicles
• Works in trailers with hydraulic disc brakes
• Safe for use in any equipment calling for DOT-3 or DOT-4 brake fluid

Performance & Practical Benefits

If you have ever felt brake fade on a long downhill or noticed a mushy lever after a hot day of riding, you know how important a fluid’s boiling point really is. Quicksilver’s DOT-4 formula stands out because it holds up under heat—serious heat. With its higher-than-standard boiling points, this fluid resists vapor formation that can soften braking response. What you get is a firmer, more consistent feel under your fingers or at your foot, whether you are dealing with hard stops or long, drawn-out braking situations.

Corrosion protection is another quiet but crucial part of brake system health. Water and contaminants can creep into brake lines over time, and once they do, internal components start wearing long before you ever see a leak. This fluid helps shield calipers, master cylinders, and lines from internal corrosion, minimizing the chance of premature repairs and keeping your braking smooth and steady.

Across different temperatures and equipment types, the fluid remains stable, which means the braking feel you get in spring is the same one you will trust in the heat of summer. For anyone who values a tight, controlled braking response, this Mercury Marine part number is a reliable, straightforward upgrade during routine service.

Why Buy OEM

Brake fluid is not a place to cut corners. Using a fluid engineered with OEM-level precision ensures your braking system operates exactly as designed. Aftermarket blends can vary in formula and consistency, sometimes leaving you with a softer feel or early breakdown. With Quicksilver, you are choosing a product built with predictable performance in mind. It is a practical choice—one that will save you time, protect your equipment, and keep your brakes responding cleanly when it matters most.

FAQ

Q1: Which systems does this brake fluid fit?

Any braking system requiring DOT-3 or DOT-4 fluid, including marine, powersports, automotive, and motorcycle applications.

Q2: What makes it different from aftermarket options?

Its high boiling points and corrosion protection give you steadier braking and longer system life.

Q3: How do I know if it is the correct replacement?

Check your owner’s manual. If it specifies DOT-3 or DOT-4, this fluid is fully compatible.

Q4: Can it be used in saltwater or freshwater environments?

Yes. It is formulated to handle marine and non-marine conditions without losing performance.

Q5: Is installation straightforward?

Yes—most owners who service their own brakes will find the process simple, as long as the system is properly bled afterward.