Customer Appreciation Week 2026

Stage 1.5 Disc Brake Upgrade Kit for 1969-74 GM, Hawk HPplus Pads

Customer Appreciation Week 2026

Stage 1.5 Disc Brake Upgrade Kit for 1969-74 GM, Hawk HPplus Pads
Speedway Motors

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#9101156

Stage 1.5 Disc Brake Upgrade Kit for 1969-74 GM, Hawk HPplus Pads

  • Upgrade for 69-72 GM A-Body, 69-74 GM X-Body and 70-72 GM G-Body
  • Extremely high coefficient of friction for performance street cars used in autocross competition or occasional track day use
  • 11" rotors featuring drilled/slotted pattern for optimal heat dissipation and surface area
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Type:

Drilled/Slotted (Stage 1.5)

Drilled/SlottedDrilled/Slotted (Stage 1)Standard

$238.99

/kit

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$265.99

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Product Summary

Driver and Passenger Side Position, Round Rotor Shape

  • Upgrade for 69-72 GM A-Body, 69-74 GM X-Body and 70-72 GM G-Body
  • Extremely high coefficient of friction for performance street cars used in autocross competition or occasional track day use
  • 11" rotors featuring drilled/slotted pattern for optimal heat dissipation and surface area
  • Works with factory-style GM D52 calipers to significantly increase stopping power with elevated temperature resistance
  • Hawk HB103N.590 pads offer lower wear rates and higher torque values than other competitive materials

Comes as a Kit

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Key Specs

MFG. Part #9101156
Rotor Diameter11 Inch
Rotor StyleDrilled & Slotted
Rotor Material TypeSteel
Bolt Pattern5 on 4.75"
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Speedway Motors 9101156 Details

Increase the braking performance and consistency of your GM muscle car with these front disc brake upgrade kits. These front disc brake kits offer superior performance over stock brakes at an excellent value. Stage 1 kits offer improved performance over stock brakes with excellent street manners. Stage 1.5 kits offer slightly more aggressive pads that can handle elevated temperatures, for occasional track day use or autocross, yet are compliant enough for street use.

Disc brake upgrade kit fits '69-'72 GM A-Body, '69-'74 GM X-Body and '70-'72 GM G-Body cars.

Brake Rotors

  • Optimal drilled/slotted pattern for maximum heat dissipation and consistency
  • Factory 5x4.75 inch bolt pattern
  • Factory 11" diameter 
  • Includes rotors for left and right side (pair)

Brake Pads

Maximizing the performance of your GM D52 calipers is easy when you choose Hawk Performance's HPplus braking compound. Hawk Performance's HPplus brake pad compound is ideal for Autocross and Track Day drivers looking for a high performance race compound that can take the heat of the track and get you home safely without having to change the pads. HPplus utilizes a unique Ferro-Carbon, high-tech friction material that was developed and manufactured for sport driving in autocross, Solo II and track day applications.

  • Ferro-Carbon formulation offers lower wear rates and higher torque values than other competitive materials
  • Extremely high coefficient of friction for high performance streetcars used in autocross competition or that experience repetitive, heavy braking
  • Sold as a set of 4, 1 set will be needed to outfit 2 calipers

 

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Speedway Motors 9101156 Specifications

KEY SPECS
MFG. Part #9101156
BrandSpeedway Motors
Rotor Diameter11 Inch
Rotor StyleDrilled & Slotted
Rotor Material TypeSteel
Bolt Pattern5 on 4.75"
GENERAL
PositionDriver and Passenger Side
Rotor ShapeRound
Rotor FinishPlain
Thread Pitch7/16"-20
Brake Pad CompoundHP Plus
Sold in QuantityKit

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