DRAG SPECIALTIES 3703-0058 Dot Silicone Brake Fluid

( Brand: Drag Specialties ), ( Manufacturer Part Number: 3703-0058 ), ( Part Type: Fluid Brake ), ( Country Of Origin: United States ), ( Item Height: 2.75 ), ( Item Length: 6.00 ), ( Item Weight: 0.85 )

Review DRAG SPECIALTIES Dot Silicone Brake Fluid

**Specialties 3703-0058 DOT 5.1 Silicone Brake Fluid** is a high-performance, synthetic silicone-based hydraulic brake fluid engineered to deliver exceptional reliability, thermal stability, and corrosion resistance in demanding automotive and off-road applications. Formulated to meet or exceed the stringent requirements of **DOT 5.1** standards, this fluid is ideal for vehicles equipped with systems that demand superior moisture resistance and extended service life, including high-performance sports cars, heavy-duty trucks, racing applications, and off-road vehicles where extreme temperatures and aggressive braking conditions are common. Unlike traditional glycol-based brake fluids, silicone-based formulations like this one exhibit an inherently low affinity for water, significantly reducing the risk of moisture contamination a primary cause of brake system failure in conventional fluids. This property ensures consistent hydraulic performance even under prolonged exposure to humidity, making it particularly well-suited for environments where brake fluid degradation is a concern, such as in desert climates or high-altitude regions.

The **3703-0058** variant is designed with a **broad temperature tolerance**, maintaining optimal viscosity and hydraulic efficiency across a wide operational range, typically from **-40 C to 200 C (-40 F to 392 F)**, which prevents fluid breakdown, gasket swelling, or seal deterioration common issues with glycol-based fluids under extreme heat. Its **non-corrosive nature** protects metal components, rubber seals, and painted surfaces from degradation, extending the lifespan of brake systems and reducing maintenance requirements. Additionally, the fluid s **high boiling point** (both wet and dry) ensures superior fade resistance during aggressive braking, making it a preferred choice for performance enthusiasts and professional racers who demand peak braking performance under stress. Whether used in stock applications for added longevity or in high-performance setups for enhanced reliability, this silicone brake fluid provides a robust alternative to traditional glycol-based options, offering a balance of durability, thermal stability, and compatibility with a wide range of brake system materials.

For applications where **long-term fluid stability** is critical such as in vintage vehicles with original brake systems, classic car restorations, or specialized off-road rigs **Specialties 3703-0058** stands out as a premium solution. Its **inert chemical composition** minimizes the risk of seal hardening or fluid degradation over time, ensuring consistent performance even after years of use. Furthermore, its **low volatility** reduces the need for frequent top-offs, contributing to lower maintenance costs and fewer interruptions in demanding applications. Whether specified for original equipment manufacturers (OEMs) or aftermarket performance upgrades, this fluid is a testament to modern hydraulic engineering, offering a reliable, high-performance solution for drivers who prioritize safety, longevity, and peak braking efficiency.

**Pros and Cons of Buying Specialty 3703-0058 DOT 5.1 Silicone Brake Fluid**

1. **High Performance and Stability:** DOT 5.1 silicone brake fluid is designed to maintain consistent performance across a wide range of temperatures, from very cold to very hot conditions. This makes it suitable for high-performance and racing applications where traditional DOT 3 or DOT 4 fluids might break down or lose effectiveness.

2. **Low Moisture Absorption:** Silicone-based brake fluids absorb significantly less moisture than glycol-based fluids (like DOT 3 or DOT 4). This reduces the risk of corrosion in brake systems and helps maintain better braking performance over time, especially in humid or wet environments.

3. **Compatibility with Seals:** DOT 5.1 silicone brake fluid is compatible with most rubber and elastomeric seals commonly found in brake systems, unlike DOT 5 (pure silicone) fluid, which can degrade some types of seals.

4. **Longer Service Life:** Due to its resistance to moisture absorption and thermal stability, DOT 5.1 fluid can last longer between flushes compared to glycol-based fluids, reducing maintenance frequency.

5. **Wide Temperature Range:** It performs well in extreme temperatures, both hot and cold, which is beneficial for vehicles used in varied climates or high-performance driving scenarios.

6. **Compatibility with Modern Systems:** DOT 5.1 is often recommended or approved for use in modern brake systems, including those with ABS, traction control, and other advanced braking systems.

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1. **Higher Cost:** DOT 5.1 silicone brake fluid is generally more expensive than glycol-based fluids like DOT 3 or DOT 4. This can be a significant factor for budget-conscious consumers or those maintaining multiple vehicles.

2. **Limited Compatibility with Some Systems:** While DOT 5.1 is compatible with most modern brake systems, it is not universally compatible. Some older vehicles or systems designed specifically for glycol-based fluids may not be suitable for DOT 5.1. Always check the manufacturer s recommendations.

3. **Potential for Seal Damage:** Although DOT 5.1 is generally safe for most seals, there is a risk of compatibility issues with certain types of seals, particularly those in older vehicles or systems not designed for silicone-based fluids. This could lead to leaks or seal failure over time.

4. **Incompatibility with DOT 5 (Pure Silicone):** DOT 5.1 should never be mixed with DOT 5 (pure silicone) brake fluid, as this can cause performance issues, seal damage, or other problems. Mixing these fluids voids their respective benefits and can compromise the braking system.

5. **Availability and Supply Chain:** Depending on the region, DOT 5.1 brake fluid may be less readily available than glycol-based fluids. This could make it harder to find or purchase, especially in smaller or rural areas.

6. **Maintenance and Flushing Requirements:** While DOT 5.1 lasts longer than glycol-based fluids, it still requires periodic flushing to remove contaminants and maintain optimal performance. Failure to flush the system regularly can lead to reduced effectiveness or system failure.

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Specialty 3703-0058 DOT 5.1 silicone brake fluid is an excellent choice for high-performance vehicles, racing applications, or environments with extreme temperatures. Its superior thermal stability, low moisture absorption, and compatibility with modern brake systems make it a reliable option for demanding driving conditions. However, its higher cost, potential compatibility issues with certain seals or older systems, and limited availability may be drawbacks for some users.

If your vehicle s manufacturer recommends or approves DOT 5.1 brake fluid, and you are operating in conditions where glycol-based fluids might underperform, then this fluid is a strong recommendation. Always ensure that the fluid is compatible with your specific brake system and follow the manufacturer s guidelines for maintenance and flushing intervals.

For standard passenger vehicles operating under normal conditions, glycol-based fluids like DOT 3 or DOT 4 may still be more practical due to their lower cost and widespread compatibility. However, if you prioritize performance, longevity, and stability, DOT 5.1 is a worthwhile investment.

Details:

Bottles, it ensures reliable performance under extreme conditions. Drag Specialties 5 Silicone Brake Fluid: Part #: 3003185. Manufacturer Part #: 3703-0058. This universal brake and clutch fluid is designed for systems requiring 5 silicone fluid, offering a high dry boiling point of 500 F 260 C wet 356 180 C.

Overview of Drag Specialties 5 Silicone Brake Fluid: Maintain optimal braking performance with Fluid.

part #: 37030058 prices

• $16.95-$27.71

specifications automobilefluids:

• brand: Drag Specialties
• mpn: 3703-0058
• part type: Fluid Brake
• country of origin: United States
• item height: 2.75
• item length: 6.00
• item weight: 0.85

seller automobilefluids:

• # reviews: 109733
• rating: 99.8%
• city: Rush City, Minnesota

shipping automobilefluids:

• type: Fixed
• transit: 3-4 Days
• service: Standard
• cost: $7.99
• class: Standard

general automobilefluids:

• condition: New
• Automotive Tools Supplies > Fluids Chemicals > Fuel Additives Treatments

returns automobilefluids:

• paid by: Seller
• policy: Returns Accepted
• time: 60 Days

payments automobilefluids:

• credit card: Discover
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• wallet: Apple-pay

offer automobilefluids:

• options: Ship-to-home
• availability: In Stock
• started: March 20, 2026
• sold: 0

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