Wilwood D154 Rear Caliper Kit - Black 1.12in Piston — Fits Custom Metric Calipers

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SKU: WIL140-12101-BK
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Sale price$440.99 Regular price$522.86
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Wilwood

Wilwood Engineering has been the American leader in aftermarket racing brakes since 1977. Forged aluminum calipers, two-piece slotted rotors, and master cylinders engineered for NASCAR, IndyCar, sprint cars, and street-legal big brake kits.

Wilwood D154 Rear Caliper Kit - Black

Enhance your vehicle's braking performance with the Wilwood D154 Rear Caliper Kit, finished in a sleek black powder coat. This kit is specifically designed as a direct bolt-on replacement for factory original single-piston "Metric" calipers found on many custom applications. It offers a crucial upgrade by providing a 2-piston configuration with a combined piston area of 1.96 square inches, ensuring optimal front-to-rear brake bias for improved stopping control.

Superior Construction and Performance

  • Forged Billet Aluminum Bodies: Lightweight and incredibly strong for enhanced durability and reduced unsprung weight.
  • Stainless Steel Pistons: Resist corrosion and provide consistent performance, unlike OEM calipers prone to rust and pitting.
  • Competition-Style High-Temperature Seals: Engineered to withstand extreme heat, preventing seal failure during spirited driving or track use.
  • Low-Maintenance Design: Built to last, minimizing the need for frequent servicing.
  • Significant Weight Savings: Reduces rotational mass, contributing to better acceleration and handling.

The D154 caliper is engineered for reliability and performance, making it an ideal choice for both street and track applications. It offers a significant upgrade over stock calipers, providing a substantial improvement in stopping power and heat management. Experience the difference that quality components make with this Wilwood D154 Rear Caliper Kit.

Part Number: 140-12101-BK

Upgrade your braking system today with GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Wilwood

Wilwood Engineering has been the American leader in aftermarket racing brakes since 1977. Forged aluminum calipers, two-piece slotted rotors, and master cylinders engineered for NASCAR, IndyCar, sprint cars, and street-legal big brake kits.

Wilwood D154 Rear Caliper Kit - Black

Enhance your vehicle's braking performance with the Wilwood D154 Rear Caliper Kit, finished in a sleek black powder coat. This kit is specifically designed as a direct bolt-on replacement for factory original single-piston "Metric" calipers found on many custom applications. It offers a crucial upgrade by providing a 2-piston configuration with a combined piston area of 1.96 square inches, ensuring optimal front-to-rear brake bias for improved stopping control.

Superior Construction and Performance

  • Forged Billet Aluminum Bodies: Lightweight and incredibly strong for enhanced durability and reduced unsprung weight.
  • Stainless Steel Pistons: Resist corrosion and provide consistent performance, unlike OEM calipers prone to rust and pitting.
  • Competition-Style High-Temperature Seals: Engineered to withstand extreme heat, preventing seal failure during spirited driving or track use.
  • Low-Maintenance Design: Built to last, minimizing the need for frequent servicing.
  • Significant Weight Savings: Reduces rotational mass, contributing to better acceleration and handling.

The D154 caliper is engineered for reliability and performance, making it an ideal choice for both street and track applications. It offers a significant upgrade over stock calipers, providing a substantial improvement in stopping power and heat management. Experience the difference that quality components make with this Wilwood D154 Rear Caliper Kit.

Part Number: 140-12101-BK

Upgrade your braking system today with GGCRACING.

Product Details

Product Description

About Wilwood

Wilwood Engineering has been the American leader in aftermarket racing brakes since 1977. Forged aluminum calipers, two-piece slotted rotors, and master cylinders engineered for NASCAR, IndyCar, sprint cars, and street-legal big brake kits.

Wilwood D154 Rear Caliper Kit - Black

Enhance your vehicle's braking performance with the Wilwood D154 Rear Caliper Kit, finished in a sleek black powder coat. This kit is specifically designed as a direct bolt-on replacement for factory original single-piston "Metric" calipers found on many custom applications. It offers a crucial upgrade by providing a 2-piston configuration with a combined piston area of 1.96 square inches, ensuring optimal front-to-rear brake bias for improved stopping control.

Superior Construction and Performance

  • Forged Billet Aluminum Bodies: Lightweight and incredibly strong for enhanced durability and reduced unsprung weight.
  • Stainless Steel Pistons: Resist corrosion and provide consistent performance, unlike OEM calipers prone to rust and pitting.
  • Competition-Style High-Temperature Seals: Engineered to withstand extreme heat, preventing seal failure during spirited driving or track use.
  • Low-Maintenance Design: Built to last, minimizing the need for frequent servicing.
  • Significant Weight Savings: Reduces rotational mass, contributing to better acceleration and handling.

The D154 caliper is engineered for reliability and performance, making it an ideal choice for both street and track applications. It offers a significant upgrade over stock calipers, providing a substantial improvement in stopping power and heat management. Experience the difference that quality components make with this Wilwood D154 Rear Caliper Kit.

Part Number: 140-12101-BK

Upgrade your braking system today with GGCRACING.

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