Wilwood Rotor Solid Steel 8x7.18 Bolt Circle 11.25 Diameter 0.25 Width

SKU: 160-16515 / UPC: 889545101744

Wilwood Solid Steel Rotor – 8x7.18 Bolt Circle, 11.25" Diameter, 0.25" Width

The Wilwood Solid Steel Rotor, engineered for precision and durability in high-performance applications. Crafted from a high-strength steel alloy using proprietary manufacturing processes, this rotor delivers reliable stopping power, excellent resistance to thermal distortion, and consistent friction and wear characteristics when paired with compatible brake pads. Designed for lightweight formula, open wheel, dirt track, and drag racing vehicles, this rotor excels in environments where sustained temperatures remain low to moderate, with only intermittent high-heat spikes. Its lightweight construction reduces rotating mass and unsprung weight, enhancing handling and acceleration for a responsive driving experience.

Why Choose the Wilwood?

This solid steel rotor stands out for its robust performance in demanding conditions, making it the go-to choice for racers and performance enthusiasts who prioritize precision and reliability. The rotor’s 11.25-inch diameter and 0.25-inch width are tailored for specific high-performance setups, ensuring a perfect balance of strength and weight savings. With an 8x7.18-inch bolt circle and solid design, it’s built for direct mounting to fixed mount hats or plates, providing a stable foundation for consistent braking. The black oxide surface finish adds a protective layer, enhancing durability and maintaining performance over time.

Key Features and Specifications

• Part Number: 160-16515
• UPC: 889545101744
• Material: High-strength steel alloy
• Rotor Design: Solid, non-vented
• Diameter: 11.25 inches
• Width: 0.25 inches
• Bolt Circle: 8 x 7.18 inches
• Rotor Mount Hole Size: 0.326 inches
• Lug ID/Registration: 6.38 inches
• Weight: Approximately 4.0 lbs.
• Surface Finish: Black oxide coating for corrosion resistance
• Intended Use: Lightweight formula, open wheel, dirt track, drag racing, and UTV applications
• Mounting Type: Direct mount to fixed hats or plates (not compatible with dynamic slotted mount hats)
• Warranty: Manufacturer’s warranty available through Wilwood customer service

Vehicle Fitment

The Wilwood 160-16515 rotor is designed for custom and high-performance applications, particularly in racing and UTV setups. Specific year, make, and model fitment depends on the brake system and hat/mount configuration. Common applications include:

• Lightweight Formula Cars: Open wheel vehicles requiring lightweight, solid rotors
• Dirt Track and Drag Racing Vehicles: Compatible with setups using 8x7.18-inch bolt circle hubs
• UTVs: Intended for specific UTV models with matching bolt patterns (consult vehicle specifications for compatibility)
• Custom Builds: Street rods and performance vehicles with compatible brake kits

Note: Always verify fitment with your vehicle’s brake system specifications or consult a Wilwood representative to ensure compatibility, as this rotor is designed for specialized applications.

What’s Included in Your Purchase

• One (1) Wilwood Solid Steel Rotor (SKU 160-16515)
• No Additional Hardware: Rotor only; mounting hats, bolts, or brake pads sold separately
• Packaging: Shipped in a Wilwood-branded box with protective padding to ensure safe delivery

Shipping Details

• Box Dimensions: Approximately 12" x 12" x 1.5"
• Shipping Weight: Approximately 5.0 lbs

Installation Instructions

For proper installation, refer to Wilwood’s official guidelines for mounting solid steel rotors. While specific instructions for SKU 160-16515 are not directly available online, Wilwood provides general rotor installation guidance applicable to this product. Ensure proper torque specifications for mounting bolts and compatibility with your brake system’s hat or plate.

Performance and Reliability

The Wilwood 160-16515 rotor is built to deliver consistent braking performance in high-stress environments. Its solid steel construction minimizes weight while maintaining structural integrity, making it ideal for racing applications where every pound matters. The black oxide finish enhances corrosion resistance, ensuring long-term reliability even in harsh conditions. Precision machining ensures flatness and minimal run-out, providing smooth pad contact for predictable braking. This rotor’s design prioritizes performance in lightweight vehicles, offering a balance of strength, heat dissipation, and weight reduction that meets the needs of competitive drivers.

Order with Confidence

Backed by Wilwood’s reputation for quality since 1977, the 160-16515 rotor is manufactured in the USA with rigorous quality control. For warranty details or fitment questions, contact Wilwood customer service directly via their official website. Whether you’re building a race car, upgrading a UTV, or customizing a street rod, this rotor delivers the performance and reliability you need to stay ahead.