TRW Automotive AfterMarket DF4965S Brake Disc

TRW Automotive AfterMarket DF4965S Brake Disc

The TRW DF4965S is a high‑performance, ventilated brake disc designed for rear applications on a wide range of modern vehicles. Engineered with advanced carbon‑enhanced steel, it delivers superior heat dissipation and consistent braking performance even under the most demanding conditions.

Key Technical Specifications

• Diameter: 345 mm (13.58 in)
• Thickness: 18 mm (0.71 in)
• Clearance Hole Diameter: 150 mm (5.91 in)
• Weight: Approximately 1.8 kg per disc
• Material Composition: High‑carbon steel with a carbon‑enhanced surface layer for improved wear resistance.
• Ventilation: Dual‑channel design to maximize airflow and reduce heat buildup.
• Finish: Painted or anodized coating available in various colors to match vehicle aesthetics.

Performance Highlights

The DF4965S is engineered for consistent stopping power across a range of temperatures. Its ventilated design allows heat to escape efficiently, preventing brake fade during prolonged use such as in mountainous terrain or spirited driving sessions. The carbon‑enhanced surface provides:

• Higher wear resistance, extending the life of both the disc and accompanying pads.
• Reduced friction coefficient variability, ensuring predictable brake feel.
• Improved thermal stability, maintaining performance even when temperatures exceed 400 °C.

Compatibility Overview

The DF4965S is a versatile component, compatible with a broad spectrum of rear‑wheel vehicles. Common applications include:

• Luxury SUVs such as the Lexus LX and Toyota Land Cruiser.
• High‑performance sedans and coupes that demand robust braking systems.
• Aftermarket installations for vehicles originally equipped with OEM discs of similar dimensions.

Its standardized bore size (150 mm) and clearances make it a drop‑in replacement for many factory rear brake discs, simplifying installation procedures for mechanics and enthusiasts alike.

Installation & Maintenance Tips

1. Pre‑installation inspection: Verify that the disc is free from cracks or excessive wear. Any damage should be addressed before mounting.
2. Proper torque settings: Use a calibrated torque wrench to secure the backing plate and ensure even clamping pressure.
3. Brake fluid check: After installation, confirm that brake fluid levels are adequate and free from contamination.
4. Pad compatibility: Pair the disc with pads designed for high‑carbon surfaces to maximize performance and longevity.
5. Regular monitoring: Inspect discs during routine maintenance intervals. Look for signs of glazing, uneven wear, or heat spots.

Why Choose TRW DF4965S?

The combination of advanced material science, precise engineering, and a proven track record in high‑performance applications makes the DF4965S an excellent choice for drivers who demand reliability without compromise. Whether you’re restoring a classic SUV or upgrading a modern luxury vehicle, this brake disc delivers:

• Enhanced safety through consistent braking performance.
• Longevity thanks to superior wear characteristics.
• Aesthetic flexibility with available paint options.
• Ease of installation due to its standardized dimensions.

Conclusion

The TRW Automotive AfterMarket DF4965S Brake Disc stands out as a premium component for rear braking systems. Its ventilated design, carbon‑enhanced surface, and robust construction ensure that drivers experience reliable stopping power in every driving scenario. By integrating this disc into your vehicle’s brake system, you invest in safety, performance, and durability that aligns with the highest automotive standards.