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$32.99
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch

Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch

Front Position, Round Rotor Shape, 9.25 Inch Rotor Diameter, Vented Rotor Type, Steel, Natural

29 Reviews | 14 Answered Questions
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Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
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Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
Mustang II Disc Brake Rotor, 5 on 4-1/2 Inch
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Part # 91031001
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  • Brand new vented stock 9-1/4" rotors for use on '74-'80 Pinto or Bobcat and '74-'78 Mustang II spindles or Speedway kit for early Chevy spindles
  • Available for either 4-1/2" Ford/Mopar or 4-3/4" Chevy/ small GM bolt pattern with corresponding wheel studs
  • Outside Diameter of rotor disc - 9.256", Thickness of vented disc - .884", I.D. of back side of rotor - 6.256", Rear rotor face to bearing hub - .290"
  • Outer hub diameter where wheel will mount - 5.834", Outer hub height - 1.450", Bearing snout is 1.60" tall, 2.55" diameter at bottom and 2.384" at outer end
  • Be sure to install new bearings and seals, pt# 910-31000 with your new disc brake rotors

Details

Position:
Front
Rotor Shape:
Round
Rotor Diameter:
9.25 Inch
Rotor Type:
Vented
Rotor Style:
Plain Face
Rotor Material Type:
Steel
Rotor Finish:
Natural
Rotor Thickness:
0.88"
Bolt Pattern:
5 on 4.5"
Flange Diameter:
5.75"
Stud Length:
1.25"
Stud Diameter:
0.5"
Thread Pitch:
1/2"-20
Weight:
13.95 lbs.
MFG. Part #:
91031001
Sold in Quantity:
Each

Info

Vented stock 9-1/4" diameter brake rotors for 1974-1980 Mustang II, Pinto, or Bobcat spindles (or Speedway brake kits using '49-'54 Chevy spindles). These five lug conversion brake rotors are new, not plugged or re-drilled. Has a 5 on 4-1/2" bolt pattern with corresponding 1/2" diameter fine thread wheel studs.

  • Outside Diameter of rotor disc - 9.256"
  • Thickness of vented disc - .884"
  • I.D. of back side of rotor - 6.256"
  • Rear rotor face to bearing hub - .290"
  • Outer hub diameter where wheel will mount - 5.834"
  • Outer hub height - 1.450"
  • Bearing snout is 1.60" tall, 2.55" diameter at bottom and 2.384" at outer
    end.

Be sure to install new bearings and seals (910-31000) with your new disc brake rotors.

Notes

Fits Mustang II/Pinto/Bobcat spindles. Use 912TLM12710 (outer cup) and 912TL68110 (inner cup), Hub flange is 5.740". OD of snout for wheel clearance is 2.50".Uses a .565 Knurl wheel stud.

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

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