Product Summary

One Caliper Pistons, 2.8" Piston Diameter

  • Direct replacement for 69-77 GM mid-size car front disc brake caliper (can be used for rear caliper mounting without parking brake)
  • Heavy-duty cast iron construction with 2.80-inch steel piston and 7/16-20 threaded fluid port
  • Caliper includes new crush washers for banjo bolt fitting, slide bolts and D52 brake pads must be purchased separately if needed
  • No parking brake provision if used for rear disc brake conversion
  • Available in gloss black or red powder coat and sold individually
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Key Specs

Caliper PistonsOne
Front Caliper Piston Quantity1
Fitting Attachment 1Banjo
Parking Brake ProvisionNo
Fittings IncludedNo
See more specs

Need To Know

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Details

  • Heavy-duty cast iron construction with large 2.80-inch single piston
  • Standard 7-1/16-inch slide bolt spacing allows fitment to many disc brake kits
  • Can be used for front disc brake caliper or rear disc brake caliper (no parking brake)
  • Fluid inlet threaded 7/16-20 SAE and includes sealing washers
  • Powder coated options include red or black for custom appearance and protection
  • Uses standard GM Mid-Size caliper service parts (slide bolts, D52 pads, etc.)
  • IMCA approved for those racing classes where GM Mid-Size calipers are allowed
  • Calipers are sold individually (left or right side) and include pad retaining clip
  • Brake fluid hoses, slide bolts, and brake pads sold separately

Upgrade Your GM Mid-Size Disc Brake System with Our Powder Coated Calipers

GM’s Mid-Size cars (AKA 69-72 Chevelle, 73-77 A-Body, 69-81 F-body, and others) have become legendary. From using their chassis for circle track racing to many of their systems being integrated into aftermarket performance parts that allow people to easily find service parts at their closest auto parts store, GM’s Mid-Size chassis lives on some four plus decades after the last one rolled off the assembly line!

The Chevelle disc brakes used from 1969-1972 are a perfect example of what we mean. These pieces, like rotors and calipers are used for many an aftermarket disc brake conversion kit, allowing the consumer to easily find caliper slide bolts, brake pads, and more for a quick repair to get their ride back on the road. Speedway Motors offers numerous brake kits with GM Mid-Size calipers as part of the kit for example. Traditionally, these GM Mid-Size calipers have been a natural finish, but for those looking to create a statement with large window aftermarket wheels, we now offer these GM Mid-Size calipers in a durable powder coated finish.

Direct Replacement Fitment for Your GM Mid-Size Disc Brake System

Our powder coated GM brake calipers are made from the same heavy-duty cast iron material as the originals and feature a large 2.80-inch piston for strong and consistent braking performance. The slide bolt mounting center-to-center distance of 7-1/16-inches is maintained to ensure trouble-free installation on your GM Mid-Size pattern disc brake caliper mounting brackets. This allows you to upgrade your front disc brake kits with a GM Mid-Size caliper in black or red powder coat for appearance purposes. These calipers can also be used for rear disc brake conversions designed for the GM Mid-Size disc brake caliper that does not utilize an integral parking brake system.

Compatible with standard 11-inch to 11-3/4-inch diameter 1.00-inch-thick disc brake rotors, these GM brake calipers will directly replace your current bare finish GM Mid-Size calipers. For applications using .810-inch-thick rotors our disc brake pad spacer will ensure proper fitment. The caliper’s floating design requires a flexible brake hose connection, and we make that connection easy with a 7/16-20 SAE threaded fluid port that includes new crush washers for stress-free installation. If your brake lines aren’t already a 7/16-20 banjo end you may require new brake hoses. For those running AN -3 brake hoses our banjo bolt kit will get you all set up with the right connections. The bleeder screw maintains the OEM GM Metric 10-1.5MM spec, making it easy to find replacement bleeder screws.

Finished In a Deep Black or Bright Red Powder Coat Finish

Lastly, we can’t forget about one of the best reasons for upgrading your GM Mid-Size calipers! We have added robust protection and the performance-oriented appearance of powder coating for your GM Mid-Size-based disc brake system. Available in black or red gloss powder coat, you can add that impressive performance look behind those big-window custom wheels you have without the expense of an aftermarket brake caliper or “big brake kit” when it’s not needed. Adding that little bit of color makes your disc brake system stand out. It certainly doesn’t hurt that the powder coated surface helps keep your GM Mid-Size caliper upgrade looking good for many years to come through all manner of road dirt, rain, and other nastiness when driving. They easily clean up and look like new with your favorite wheel cleaning product that removes dirt and brake dust!

These GM brake calipers are sold individually by side and we recommend new caliper slide bolts that eliminate the factory style slide bolt bushing and provide less caliper flex. The included caliper piston and seal can take the abuse of racing (these calipers are powder coated versions of our IMCA approved GM Mid-Size calipers, and as such can be used for those IMCA racing classes where allowed), which means you can run race ready or street-friendly D52 brake pads depending on your application needs. We offer a wide selection of D52 disc brake pads for racing and street use. No aftermarket brake caliper required just to get a good racing brake pad!

Specifications

KEY SPECS
MFG. Part #
BrandSpeedway Motors
Caliper PistonsOne
Front Caliper Piston Quantity1
Fitting Attachment 1Banjo
Parking Brake ProvisionNo
Fittings IncludedNo
Brake Pads IncludedNo
Caliper FinishPowder Coated
GENERAL
Piston Diameter2.8"
Caliper Material TypeCast Iron
Caliper Color
Thread Size7/16"-20
Bracket IncludedNo
Caliper Mounting TypeFloating
Sold in QuantityEach
Mounting Side
Inlet Fitting7/16"-20 Banjo
Centerline of Holes7.06"
Rotor Thickness1"
Mount TypeFloating
Piston TypeSteel
PositionFront
Caliper SeriesD52

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