Product Summary

Front Position, 11.86 inch Rotor Diameter, Red, Red

  • Wilwood's Classic Series front disc brake kits for Chevrolet and GMC 1/2 ton trucks from 1951 to 1959, offer disc brake upgrade solutions for OEM Drum spindles
  • A completely new kit design
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Key Specs

MFG. Part #140-14974-R
PositionFront
Wheel Bolt Pattern (in.)5x4.75 in. | 5x5 in.
Wheel Bolt Pattern (mm)5x120.65 mm | 5x127 mm
Rotor Diameter11.86 inch
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Wilwood 140-14974-R Details

  • Wilwood's Classic Series front disc brake kits for Chevrolet and GMC 1/2 ton trucks from 1951 to 1959, offer disc brake upgrade solutions for OEM Drum spindles
  • A completely new kit design, featuring a one piece 11
  • 86" x 1
  • 10” rotor and hub assembly with a dual 5 x 4
  • 75" and 5 x 5
  • 00" wheel bolt circle
  • Based on the venerable Forged Billet Dynapro 6 caliper, these versatile kits are easily optioned to suit the braking requirements and style preferences for a daily driver or the most discriminating show enthusiast
  • Intended vehicle applications require no modifications for installation, and should provide plenty of clearance inside popular 15" wheels
  • DP6 1 piece kits can be used with either manual or power boost master cylinders
  • Kits come complete with calipers, rotors and hub assembly, brackets, brake line kit and hardware

Charts

Specs

Our rotors are machined and fully e-coated, just like the rotor hats. This is a protectant coating the prohibits surface rust from forming on the exposed surfaces. Once the parts are installed and being bedded in, the brake pad friction and caliper pressure will remove the coating at the spot the brake pads touch. This will expose the silver iron material underneath.

Wilwood 140-14974-R Specifications

KEY SPECS
MFG. Part #140-14974-R
BrandWilwood
PositionFront
Wheel Bolt Pattern (in.)5x4.75 in. | 5x5 in.
Wheel Bolt Pattern (mm)5x120.65 mm | 5x127 mm
Rotor Diameter11.86 inch
Rotor TypeVented
Caliper PistonsSix
Caliper FinishPowder Coated
Parking Brake ProvisionNo
Minimum Recommended Wheel Diameter15 Inch
Rotor ShapeRound
Hardware IncludedYes
Rotor StylePlain Face
Spindle TypeFactory Drum Spindle
Front Rotor IncludedYes
Front Rotor Diameter11.86 in./301.20mm
Front Caliper IncludedYes
Rear Caliper IncludedNo
Front Spindles IncludedNo
Master Cylinder IncludedNo
Brake Booster IncludedNo
Brake Hoses IncludedYes
Rear Rotor IncludedNo
ColorRed
Mounting Bracket IncludedYes
Bolt Pattern5 on 4.75" | 5"
Front Caliper Piston QuantitySix
Front Caliper FinishPowder Coated
GENERAL
Sold in QuantityKit
NotesMay fit 15" wheels. Refer to wheel clearance diagram to check your specific wheel
GTIN Code889545085280
Rotor Thickness1.1"
Mount TypeDirect / Adapter
OE Hub Offset0.25"
Total Piston Area5.06 sq. in.
Piston TypeStainless
Pad Area7.3 sq. in.
Pad Volume2.4 cu. in.
Brake Pad CompoundBP-10
Caliper TypeLug
Rotor FinishPlain
Rotor Material TypeIron
Vane Count36 Straight Vane
BeddedNo
BalancedNo
Front Rotor Thickness1.10"
Front Caliper MaterialForged Billet Aluminum
Front Caliper ColorRed
Brake Lines IncludedYes
Parking Brake Cables IncludedNo
Brake Hose MaterialStainless Steel Braided
Front Rotor StyleSolid
Caliper ColorRed
Caliper Material TypeForged Aluminum
Front Rotor ConstructionVented
Brake Pedal Rod IncludedNo
Track Width Increase0.5"

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