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Street Race Truck More... The Toolbox
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$349.99
GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit
GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit

GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit

Universal Fit, Rear Position, Dual: 5 on 4.5" | 4.75" Bolt Pattern, 11.25 Inch Rotor Diameter

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GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit
GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit
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We estimate this item will ship on or before October 15th.
Part # 91031919
$349.99
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.

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Details

Position:
Rear
Bolt Pattern:
Dual: 5 on 4.5" | 4.75"
Rotor Diameter:
11.25 Inch
Rotor Type:
Vented
Caliper Pistons:
Single
Caliper Finish:
Natural
MFG. Part #:
91031919
Rotor Thickness:
1.00"
Rotor Shape:
Round
Rotor I.D.:
2.78"
Rotor Backspace:
2.30"
Finish:
Natural
Hardware Included:
Yes
Sold in Quantity:
Kit
Notes:
Includes rotors, calipers, pads, hardware, and caliper brackets.
Rotor Material Type:
Cast Iron

Info

If you dont want to spend an arm and a leg on a rear disc brake kit and still have to weld the bracket on, weve got you covered. This complete kit includes two bolt-on caliper brackets, two 11-1/4" vented rotors, two GM metric style calipers, brake pads and hardware.

  • Rotors have both 5 on 4-1/2" and 5 on 4-3/4" bolt circles
  • Fits axle with a maximum flange diameter of 6-1/4" O.D.
  • 2.780" rotor center hole
  • Does not fit all 10 & 12 bolt axles. Check Application tab for details. 

Axle Flange Identification Chart (GIF)

910-31919 Instructions (PDF)

Item Details

With non-emergency brake calipers.

Application

This kit will fit 10 & 12 Bolt rear ends from:

  • Chevelles
  • Camaros
  • Novas

The housing flange must have:

  • 3-1/8" center-to-center distance for the top two bolt holes
  • 2-11/16" center-to-center distance for the bottom two bolt holes
  • 2-7/16" distance from the center of the top bolt to the center of the bottom bolt 

Note: This disc brake kit does NOT fit all 10 & 12 bolt rear axles. It does NOT fit full size car (Biscayne, Bel Air, Impala) or pickup rear axles.

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.
  • Speedway GM Brake Caliper Slider Slide Bolt
    Qty x 4
  • IMCA Approved 1978-88 GM Metric LH Brake Caliper, 7/16-20 Inlet
    Qty x 1
  • IMCA Approved 1978-88 GM Metric RH Brake Caliper, 7/16-20 Inlet
    Qty x 1
  • Speedway 156 1978-Up D154 GM Metric Brake Pads
    Qty x 2
  • Caliper Brackets - GM 10 & 12 Bolt Bolt On
    Qty x 1
  • Caliper Bolt Kit - 910-31983
    Qty x 1
  • Speedway Replacement 11-1/4 Inch Rear Brake Rotor
    Qty x 2

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