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$299.99
GM 7.5 Inch 10 Bolt Bolt-On Rear Brake Kit
GM 7.5 Inch 10 Bolt Bolt-On Rear Brake Kit
GM 7.5" 10-Bolt, Rear Position, 5 on 4.75" Bolt Pattern, 11.63 Inch Rotor Diameter, Natural
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GM 7.5 Inch 10 Bolt Bolt-On Rear Brake Kit
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We estimate this item will ship on or before October 1st.
Part # 91031923
$299.99
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- If you don't want to spend an arm and a leg on a rear disc brake kit but want the ease of a bolt on system then this is the kit for you!
- Fits GM 7.5" 10 bolt rear ends such as found in 1978 to 1988 G body cars
- Includes two bolt-on caliper brackets, two vented rotors, two new GM metric calipers and hardware
- Rotors have both 5 on 4-1/2" and 5 on 4-3/4" to accommodate a variety of wheels
- Fits axle with a maximum flange diameter of 6-1/4" OD and brake register size of 2.78" or smaller
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Details
Position:
Rear
Bolt Pattern:
5 on 4.75"
Rotor Diameter:
11.63 Inch
Rotor Type:
Vented
Caliper Pistons:
Single
Caliper Finish:
Natural
MFG. Part #:
91031923
Rotor Thickness:
.78"
Rotor Shape:
Round
Rotor I.D.:
2.78"
Rotor Backspace:
1.75"
Finish:
Natural
Hardware Included:
Yes
Sold in Quantity:
Kit
Notes:
Includes rotors, calipers, caliper brackets, brake pads, rotor spacers, and hardware.
Rotor Material Type:
Cast Iron
Info
If you dont want to spend and arm and a leg on a rear disc brake kit and still have to weld the bracket on, weve got you covered. This kit includes two bolt-on caliper brackets, two 11-5/8" vented rotors, two GM metric style calipers, brake pads and hardware.
- 5 on 4-3/4" bolt circle
- Fits over an axle with a maximum flange diameter of 6" O.D.
- 2.872" rotor center hole
- Requires a minimum 14-5/8" I.D. for caliper clearance
- Brake calipers feature 7/16"-20 inlet thread
Item Details
With Non-Emergency Brake Calipers
Charts
910-31923 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
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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.
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Replacement 11-5/8 Rear Brake Rotor for GMPart # 91031043Qty x 2
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7.5" GM Bracket Bolt KitPart # 91031923-2Qty x 1
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Brake Pad SPCR-Metric with .980Part # 91041909Qty x 2
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7.5" GM Rear Caliper BracketsPart # 91031928-1Qty x 1
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IMCA Approved 1978-88 GM Metric LH Brake Caliper, 7/16-20 InletPart # 91031045-LQty x 1
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IMCA Approved 1978-88 GM Metric RH Brake Caliper, 7/16-20 InletPart # 91031045-RQty x 1
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Speedway GM Brake Caliper Slider Slide BoltPart # 8352300542Qty x 4
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Speedway Soft Street Brake Pads, GM Metric 1978-Up D154Part # 9193381Qty x 1
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Reviews
Q & A
Videos & Articles
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Learn how to assemble one of our bolt on nine-inch Ford disc brake kits in this step-by-step guide.
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Today on our 410 sprint car, the guys are assembling the front axle. The process can be a bit messy, but the finished product is so worth it!
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Learn how to assemble a rear axle assembly as we put together ours for the 410 Sprint Car Build. Our team of builders continues to make progress on the car!
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After getting the control arms and drop spindles installed last time, we are dying to see what it looks like on the ground. Today we are working with the Speedway Deluxe Disc Brake Kit. Josh and Joe are on a roll!