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Wilwood 170-7038 GT Series Brake Rotor Hat - Front, 2.00" Offset

Manufacturer

Wilwood

<p>Founded in 1977 by Bill Wood, Wilwood Engineering has spent nearly five decades establishing itself as a global leader and manufacturer of high-performance, Original Equipment (OE), disc brake solutions. What began as a small California operation has evolved into one of the most respected names in braking technology, serving applications that range from weekend autocross events to professional racing circuits, and even extending to military vehicles and industrial equipment.</p><h3>Engineering Excellence and Innovation</h3><p>Wilwood's early years were marked by the development of cutting-edge brake components for a diverse range of vehicles, including race cars, street rods, muscle cars, and off-road vehicles. The company's engineering philosophy centers on creating solutions that deliver consistent, fade-resistant stopping power under the most demanding conditions. Wilwood has on-shelf stock of over 300 different brake calipers, 200 rotor designs, 100 master cylinder designs and a wide assortment of brackets, fittings, valves and brake lines, giving enthusiasts and professionals an extensive selection for virtually any application.</p><h3>Comprehensive Brake System Solutions</h3><p>At the heart of Wilwood's product lineup are their <a href="/764-wilwood-disc-brake-kit-60407">disc brake kits</a>, which provide complete, bolt-on solutions for vehicles ranging from classic muscle cars to modern performance machines. These kits integrate precisely matched components—calipers, rotors, brackets, and hardware—engineered to work together for optimal performance and easy installation. Whether you're converting from drum brakes or upgrading an existing disc setup, Wilwood's application-specific kits take the guesswork out of the process.</p><p>The company's <a href="/764-wilwood-disc-brake-caliper-1704">disc brake calipers</a> represent decades of refinement in caliper design and manufacturing. Off-shelf brake calipers range in size from tiny calipers used on go-carts and light duty industrial equipment, to heavy duty original equipment brakes for the U.S. military Humvee. Available in multiple piston configurations and finish options, these calipers combine lightweight construction with exceptional rigidity and heat dissipation characteristics crucial for sustained high-performance use.</p><p>Wilwood makes a wide assortment of small, lightweight master cylinders that are suitable for high performance street and racing applications and they are available in a variety of bore sizes. Their <a href="/764-wilwood-brake-master-cylinder-1836">brake master cylinders</a> are critical components that translate pedal pressure into precise hydraulic force, and Wilwood offers both tandem and single-chamber designs to match different system requirements. Proper master cylinder sizing is essential for achieving the ideal pedal feel and modulation characteristics that experienced drivers demand.</p><h3>Racing Heritage and Real-World Performance</h3><p>By leveraging advanced materials, innovative design concepts, and rigorous testing procedures, Wilwood continued to set new benchmarks for braking performance. The brand's components are proven on road courses, drag strips, and oval tracks worldwide, where split-second stopping distances and consistent brake feel can mean the difference between victory and defeat. Wilwood is ISO 9000 compliant and has extensive experience maintaining quality levels of 100ppm or less for original equipment manufacturers, ensuring that every component meets exacting standards for reliability and performance.</p><p>For enthusiasts upgrading their street machines or building dedicated track cars, Wilwood provides the engineering expertise and component quality that professionals rely on. Their products address the fundamental challenges of braking performance: managing heat, reducing unsprung weight, maintaining consistent friction characteristics, and delivering precise pedal modulation. Whether you're chasing lap times or simply want confidence-inspiring stopping power for spirited driving, Wilwood's comprehensive brake system solutions deliver measurable improvements in vehicle control and safety.</p>

Part Number

170-7038
08/13/2036 8:37 PM
Sale Price

$200.65

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Wilwood 170-7038 GT Series Big Brake Flared Bell Hat is a precision-machined brake rotor hat designed for high-performance braking applications. Manufactured from premium aluminum alloys, this component delivers exceptional strength while maintaining minimized weight for optimal performance.

Key Features:

  • Flared bell design for big brake applications with rotor mount bolt circles of 8.38" and larger
  • Threaded rotor mount holes compatible with standard through-hole mount rotors
  • 2.00" offset configuration for precise rotor positioning
  • Compatible with T-Nuts or bobbins for specially machined slotted hole dynamic mount rotors
  • Premium aluminum alloy construction for superior strength-to-weight ratio
  • Suitable for rotor diameters 12.19" and up

When paired with matched Wilwood rotor hardware kits, this GT Series hat provides solid, reliable performance in the most demanding racing and high-performance street conditions. The threaded hole design ensures secure rotor mounting and versatility across multiple rotor types.

Products specifications

Bolt Pattern

5x4.50/4.75 - 12 on 8.75"

Brake Rotor Hat Bolt Circle

12 x 8.75 in.

Brake Rotor Hat Center Hole I.D. (in)

3.06 in.

Brake Rotor Hat Clearance I.D. (in)

6.40 in.

Brake Rotor Hat Face Thickness (in)

0.25 in.

Brake Rotor Hat Finish

Black

Brake Rotor Hat Material

Aluminum

Brake Rotor Hat Offset (in)

2.00 in.

Brake Rotor Hat Stud Hole Diameter (in)

0.52 in.

Brake Rotor Hat Type

1/4-20 in. threaded hole

Offset

2.00"

Quantity

Sold individually.

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Just recieved my order and the pit jug and spout were perfect. The shipping was very fast and it was by far the best price I could get on these products. Autoplicity is great.

Lowest prices around the web and excellent customer service. The only real issue was the wait between placing the order and when it was shipped. Took 4 days but I chalk that up to the large amount of business they due to their prices being so competitive. For the lowest prices that I've seen I didn't mind waiting a bit longer!

Fast service even when shipping from the manufacturer. My product got to me in 3 days and it works great! Ordered an Odyssey PC1200 battery which was 20% cheaper than anyone else, with shipping included. Shipping information is a little slow on getting the tracking number, but their staff is efficient and friendly. Would definitely do business with them again.

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