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$429.99
GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit w/ E-Brake
GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit w/ E-Brake
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GM 10 & 12 Bolt Bolt-On Rear Disc Brake Kit w/ E-Brake
Part # 91031924
$429.99
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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
Rotor Diameter:
11.25
Caliper Pistons:
Single
Caliper Finish:
Natural
Bolt Pattern:
Dual: 5 on 4.5"/4.75"
Parking Brake Provision:
Yes
Drilled:
No
Slotted:
No
Rotor Thickness:
1.00"
Rotor Shape:
Round
Rotor Construction:
Vented
Hardware Included:
Yes
Sold in Quantity:
Kit
Notes:
Includes rotors, calipers, pads, hardware, and caliper brackets.
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 emergency brake 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
- Includes emergency brake calipers
- Does not fit all 10 & 12 bolt axles - check Applications for details
910-31924 Instructions (PDF)
Caliper Adjustment Instructions (PDF)
For more details and installation photos, see this article in Super Chevy magazine.
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
- Axle Flange Identification Chart (GIF)
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
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.-
1978-Up GM Metric Emergency Brake Caliper, LH, 5.45 Mount BoltsPart # 91031046-LQty x 1
-
1978-Up GM Metric Emergency Brake Caliper, RH, 5.45 Mount BoltsPart # 91031046-RQty x 1
-
Speedway Replacement 11-1/4 Inch Rear Brake RotorPart # 91031039Qty x 2
-
Caliper Brackets - GM 10 & 12 Bolt Bolt OnPart # 91031983Qty x 1
-
Caliper Bolt Kit - 910-31983Part # 91031983-2Qty x 1
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Reviews
Q & A
Videos & Articles
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by TimLearn MoreTim talks about the process of upgrading the factory hubs on his 1929 Roadster project with new manufacture units courtesy of Speedway Motors.
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Learn MoreGet an edge on some of the latest tools and equipment used in a street rod brake system. We'll teach you the basic principles on routing a custom brake system and how to use some of the latest double flaring tools.
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by TimLearn MoreWe get a lot of questions about brake kits so Tim gives a brief overview of disc brake setups.
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by JohnLearn MoreIn this Tech Tip, a customer asked about finding a set of disc brakes for his 1949 Ford F1 pickup, with one caveat. He wants to use the factory wheels.