Dynamite Friction 631-27054L Disc Brake Rotor - Rear Left

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-27054L) is engineered for reliable braking performance on select Volvo models. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency for vehicles like the Volvo XC40 Recharge and XC90.

• Disc type: Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 20 mm with discard thickness at 17.5 mm
• Overall diameter: 340 mm, height: 43.1 mm
• Bolt hole quantity: 5 with 15.7 mm diameter, bolt circle diameter: 108 mm
• Center hole diameter: 63.6 mm
• Rust resistant zinc silver hat finish with plain disc finish
• Directional brake surface optimized for heat and debris management

Detailed Product Description

This DFC Brake Rotor - Drilled and Slotted - Silver from Dynamite Friction is specifically designed to meet the braking demands of Volvo vehicles including the C40 Recharge, EC40, EX40, XC40, XC40 Recharge, and XC90. The rotor features a vented design that improves airflow to reduce heat buildup during braking, which helps maintain consistent stopping power. The drilled and slotted surface aids in dissipating gases and debris, reducing brake fade and improving wet weather performance.

The rotor’s nominal thickness of 20 mm and discard thickness of 17.5 mm ensure durability and safety by providing clear wear limits. The zinc silver coating on the hat offers corrosion resistance, extending the rotor’s service life. With a 5-bolt pattern and 108 mm bolt circle diameter, this rotor fits securely on compatible Volvo models. The directional surface design is intended to optimize braking efficiency and rotor longevity.

DFC Brake Rotor - Drilled and Slotted - Silver Product Line

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled holes and slots for enhanced brake pad bite and heat dissipation. This product line is engineered to provide improved braking performance under demanding conditions while maintaining compatibility with specific vehicle applications. The silver zinc coating adds rust resistance, making these rotors suitable for various driving environments.

Applications and Problem Solving

• Reduces brake fade caused by excessive heat during heavy braking
• Improves braking performance in wet or slippery conditions by channeling water away
• Minimizes brake dust and gas buildup for consistent pad contact
• Prevents premature rotor corrosion with rust-resistant coating
• Ensures proper fitment and secure mounting on Volvo C40 Recharge and XC90 models

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 17.5 mm discard thickness
• Ensure proper torque on the 5 lug bolts with 15.7 mm diameter holes
• Check compatibility with vehicle model and year for correct fitment
• Inspect brake pads and related components during rotor replacement
• Follow manufacturer’s recommended break-in procedure for new rotors

Quality Assurance

Dynamite Friction manufactures the 631-27054L rotor to meet industry standards for durability and performance. The rust-resistant zinc silver finish helps extend rotor life by protecting against corrosion. While no specific warranty information is provided, this rotor is designed to maintain consistent braking performance when installed and maintained according to manufacturer guidelines.