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$274.99
Mustang II Complete 11 In Front Disc Brake Kit, Drilled/Slotted
Mustang II Complete 11 In Front Disc Brake Kit, Drilled/Slotted

Mustang II Complete 11 In Front Disc Brake Kit, Drilled/Slotted

Front Position, 5 on 4.75" Bolt Pattern, 11 Inch Rotor Diameter, Vented Rotor Type, Natural

7 Reviews | 4 Answered Questions
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Mustang II Complete 11 In Front Disc Brake Kit, Drilled/Slotted
Mustang II Complete 11 In Front Disc Brake Kit, Drilled/Slotted
Mustang II Complete 11 In Front Disc Brake Kit, Drilled/Slotted
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Mustang II Complete 11 In Front Disc Brake Kit, Drilled/Slotted
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Part # 91031943D
$274.99
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What's In The Kit
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  • Upgrade your suspension from the stock 9-1/4" rotors to 11" rotors with powerful single piston GM midsize floating calipers
  • For use on 1974-1980 Pinto, Bobcat and Mustang II factory spindles
  • GM bolt pattern 5 on 4-3/4" (increases track width 1" per side)
  • Includes two 16" front brake hoses and 7/16"-20 banjo bolts with crush washers
  • Requires no machining

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Details

Position:
Front
Bolt Pattern:
5 on 4.75"
Rotor Diameter:
11 Inch
Rotor Type:
Vented
Caliper Pistons:
Two
Caliper Finish:
Natural
Color:
Natural
Parking Brake Provision:
No
MFG. Part #:
91031943D
Rotor Thickness:
1.05"
Stud Diameter:
0.44"
Stud Length:
0.8"
Hardware Included:
Yes
Sold in Quantity:
Kit
Rotor Style:
Drilled and Slotted
Front Rotor Included:
Yes
Front Rotor Diameter:
11 Inch
Rear Rotor Included:
No
Front Caliper Included:
Yes
Front Caliper Piston Quantity:
2
Front Caliper Finish:
Natural
Rear Caliper Included:
No
Front Spindles Included:
No
Master Cylinder Included:
No
Brake Booster Included:
No

Info

Bringing economy to performance, this brake kit offers drilled and slotted rotors for a $25 upgrade over our standard kits. Easily upgrade your Mustang II based suspension from the stock 9-1/4" rotors to 11" rotors with powerful single piston GM midsize floating calipers. Kit requires no machining. For use on 1974-1980 Pinto, Bobcat and Mustang II factory spindles. 

GM bolt pattern 5 on 4-3/4" (increases track width 1" per side). Includes two 16" front brake hoses and 7/16"-20 banjo bolts with crush washers.

910-31943 Instructions (PDF)

Important Messages

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

Related Products

What's In The Kit

Each kit from Speedway Motors is carefully packaged and delivered right to your door. Below is a list of all the items you should expect to receive when you order this kit. Some of these items may also be available for sale individually if you're here looking for replacement parts.
  • GM Midsize Caliper Bracket Set for Mustang II Spindle
    Qty x 1
  • IMCA 1969-77 Midsize Standard Stock GM Caliper, RH
    Qty x 1
  • IMCA 1969-77 Midsize Standard Stock GM Caliper, LH
    Qty x 1
  • Speedway Soft Street Organic Brake Pads GM Mid-Size 1969-1977
    Qty x 1
  • 69-72 RH Rotor, Drilled and Slotted
    Qty x 1
  • 69-72 LH Rotor, Drilled and Slotted
    Qty x 1
  • BRG Cone-Outer Tapered
    Qty x 2
  • Replacement Tapered Inner Wheel Bearing Cone
    Qty x 2
  • Inner Bearing Cup for 11" GM Rotor
    Qty x 2
  • Outer Bearing Cup for 11" GM Rotor with Pinto/Mustang II Spindle
    Qty x 2
  • Front Disc Brake Hardware Kit
    Qty x 1

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