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Product Summary

Universal Fit, One Caliper Pistons

  • Wilwood's D154 forged billet caliper is a direct bolt-on replacement for OE cast iron calipers used on mid-size GM cars and small trucks from 1978 to 2002.
  • It is lightweight, high-strength, and designed for extreme-duty applications
  • The caliper remains widely available and affordable, making it a popular choice for various vehicles
  • It is commonly used in restricted-class racing and drum-to-disc brake conversions
  • Ideal for hot rods and street machines, offering improved performance over factory calipers
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Key Specs

Caliper PistonsOne
Parking Brake ProvisionNo
Fittings IncludedNo
Brake Pads IncludedNo
Caliper FinishPowder Coated
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Details

Wilwood's D154 forged billet caliper is a direct bolt-on, lightweight, high-strength, extreme duty alternative to the OE cast iron calipers that were used on a wide range of factory disc brake equipped mid size GM cars and small trucks beginning in 1978. Use of this caliper can still be found on some GM models as late as the year 2002. The wide spread and affordable availability of D154 calipers and brake pad compounds also made it a popular choice in a number of restricted class competition categories and drum to disc conversions on all types of hot rods and street machines.

Stainless pistons are used to resist corrosion and retard heat transfer from the pads into the caliper body. High temperature, square faced bore seals are used to provide controlled piston retraction and reliable performance from the wider sealing face. This combination of components is a proven performer with long service life and a history of reliable performance in any type of driving environment, including extreme sustained high temperature racing applications. The caliper slide pin holes are fitted with dampening rings to minimize noise from vibration. The caliper is also fitted with bleed screws on both ends to facilitate mounting in any left hand or right hand, front leading mount, or rear trailing mount locations.

  • Wilwood's D154 forged billet caliper is a direct bolt-on replacement for OE cast iron calipers used on mid-size GM cars and small trucks from 1978 to 2002
  • It is lightweight, high-strength, and designed for extreme-duty applications
  • The caliper remains widely available and affordable, making it a popular choice for various vehicles
  • It is commonly used in restricted-class racing and drum-to-disc brake conversions
  • Ideal for hot rods and street machines, offering improved performance over factory calipers

Specifications

KEY SPECS
MFG. Part #
BrandWilwood
Caliper PistonsOne
Parking Brake ProvisionNo
Fittings IncludedNo
Brake Pads IncludedNo
Caliper FinishPowder Coated
GENERAL
Piston Diameter2.50"
Caliper Material TypeAluminum
Caliper Color
Thread SizeM10 x 1.5
Sold in QuantityEach
Rotor Diameter12.19 Inch
Rotor Thickness1.04"
Pad Area8.70 sq. in.
Pad Volume2.90 cu. in.
GTIN Code
Customer Impersonation Script