Product Summary

Front Position, 10.50 Inch Rotor Diameter

  • This complete kit includes spindles, brake rotors, steering arms, brake brackets, bearings, seals, and hardware for both sides of the car
  • Wilwood 10-1/2" rotors with 5 on 5" bolt circle and 5/8" coarse studs
  • Short steering arm length matches the steering ratio of popular Pinto spindles
  • IMCA approved for Modified and Northern SportMod divisions
  • USMTS, USRA, UMP and Wissota approved

Comes as a Kit

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Key Specs

MFG. Part #91031889
PositionFront
Wheel Bolt Pattern (in.)5x5 in.
Wheel Bolt Pattern (mm)5x127 mm
Rotor Diameter10.50 Inch
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Speedway Motors 91031889 Details

Speedway Motors is proud to introduce our exclusive 3-piece Pinto replacement spindle and rotor front end kit for even more value added savings!  Our advanced engineering techniques allowed for a redesign of the spindle in a newly forged, heat-treated steel design that is stronger than the original. These spindles serve as a replacement for cars currently running Pinto/Mustang II setups. The 8 degree pin inclination not only improves handling and driver feel, but also dynamically adds cross weight to the car during counter steering which leads to increased drive off the corner. The shortened, dropped steering arm reduces spacing requirements on outer tie rods and minimizes bump steer while improving overall strength.

Spindle is reamed to accept 7 degree upper ball joints. The unique three-piece construction provides for fast, convenient and affordable replacement of individual components in the event of a crash. These spindles are IMCA/USMTS/USRA approved for use in competition.

Kit includes: 2 spindles, 2 bolt-on steering arms, 2 metric caliper brackets, 2 Wilwood 160-9239LS rotors, 2 bearing/seal/lock nut kits, and necessary hardware. Assembly is required.   ‘Metric’ GM calipers and slider bolts are sold separately and available as suggested below.

  • IMCA approved for IMCA Modifieds and Sport Mod divisions
  • USMTS/USRA approved
  • Forged, heat-treated steel
  • Improves front end geometry
  • Replacement for Pinto spindle
  • Three-piece design for quick, easy replacement
  • 10-1/2" Wilwood rotors with 5 x 5" bolt circle pattern
  • Short arm design

Speedway Motors 91031889 Specifications

KEY SPECS
MFG. Part #91031889
BrandSpeedway Motors
PositionFront
Wheel Bolt Pattern (in.)5x5 in.
Wheel Bolt Pattern (mm)5x127 mm
Rotor Diameter10.50 Inch
Rotor TypeVented
Parking Brake ProvisionNo
Minimum Recommended Wheel Diameter15 Inch
Rotor ShapeRound
Hardware IncludedYes
Rotor StylePlain Face
Spindle TypeChevy
Front Rotor IncludedYes
Front Rotor Diameter10.50 Inch
Front Caliper IncludedNo
Rear Caliper IncludedNo
Front Spindles IncludedYes
Master Cylinder IncludedNo
Brake Booster IncludedNo
Brake Hoses IncludedNo
Rear Rotor IncludedNo
Bolt Pattern5 on 5"

Ratings & Reviews

5

1 Review

5

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5

1

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Very good product! Much better than stock spindles.

5.0

7 years ago

none

Brownstown, IN

Verified

Front spindles for an Indiana Super Stock. I started using these several years ago and now most of the competition is running them.

Would Recommend

Showing 1 of 1 reviews

Questions & Answers

6 Questions • 6 Answers

Are big gm caliper brackets available

by Chris

• 7 years ago

1 answer

Is the lowe ball joint hole 10degree or does it need reemed out? Thank you

by 9m

• 7 years ago

1 answer

Will this kit fit a stock 73-77 chevelle using chevelle lowers and tubular uppers for asphlt street Stock?

by Anthony

• 8 years ago

1 answer

When using this kit on a modified with Chevelle lowers, what lower ball joint should be used?

by Michael

• 9 years ago

1 answer

Can u get this kit as 5 on 4 3/4

by Sean

• 10 years ago

1 answer

Would these fit on the basic t bucket frame spindles (if so) could I subsitute this kit for the spindles in the kit?

by Pickwick tire

• 10 years ago

1 answer

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