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Weld-On Rear Disc Brake Kit, 1969-77 GM Caliper, 3 Inch Backspace

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Specs
Centerline of Holes:
7.00
Material Type:
Cast Iron
Sold in Quantity:
Kit
Finish:
Natural
Bolt Pattern:
Multi: 5 on 5"/4.75"/4.50"
Thread Pitch:
7/16"-20
Hardware Included:
Yes
Rotor Diameter:
11.75
Caliper Pistons:
Single
Rotor Thickness:
.81
Caliper Finish:
Natural
Parking Brake Provision:
No
Rotor Backspace:
3.00
Rotor Construction:
Vented
Rotor Hat Bolt Pattern:
8 x 7.00"
Garage Sale:
No
Rotor Location:
Rear
Rotor Shape:
Round
Drilled:
No
Slotted:
No
Notes
Includes rotors, rotor hats, caliper brackets, calipers, pads, and hardware.
Weld-On Rear Disc Brake Kit, 1969-77 GM Caliper, 3 Inch Backspace
Weld-On Rear Disc Brake Kit, 1969-77 GM Caliper, 3 Inch Backspace

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Weld-On Rear Disc Brake Kit, 1969-77 GM Caliper, 3 Inch Backspace

Please NOTE the following about this product:

  • This item is sold as a kit.

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What's in the Box

Replace those old drum brakes with modern rear disc brakes. Steel rotor hat mounts .81" x 11-3/4" Pro-lite vented iron rotors and calipers to 3" tube rear end.  Complete with rotors, hats, calipers (7/16"-20 inlets), brackets, brake pads, caliper brackets and slider bolts. 

Hat fits 5 lug hubs with 4-1/2", 4-3/4", or 5" bolt circle.

910-31936 Instructions (PDF)

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Replace those old drum brakes with modern rear disc brakes. Included steel caliper brackets weld to your 3" tube rearend, making this a universal kit for a variety of applications. Basic kit includes caliper brackets for '69-'77 GM mid-size car front calipers, Pro-lite vented .810" x 11-3/4" iron rotors, steel brake hats (3" backspace, 6-1/4" I.D.), and rotor bolts.

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NSRA Legal

910-31933 Instructions (PDF)

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Wilwood aluminum hats fits 5 lug hubs with 4-1/2", 4-3/4", or 5" bolt circle.

910-31935 Instructions (PDF)