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GM Rear Drum to Disc Brake Swap

Gm Drum Brake To Disc Brake Swap Dust Boot Shield
The dust boots shielding the... 
   
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Gm Drum Brake To Disc Brake Swap Dust Boot Shield
The dust boots shielding the parking brake mechanism also disintegrate over the years, and junkyard parking brake cables are likely unusable, falling victim to corrosion or neglect. Also, they are easily damaged during removal.
Gm Drum Brake To Disc Brake Swap Checking Calapers For Damage
Most calipers used on rear... 
   
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Gm Drum Brake To Disc Brake Swap Checking Calapers For Damage
Most calipers used on rear disc brake systems are aluminum, but they often have steel pistons. Be sure to check for corrosion and rust that will damage the seals and cause leaks.
Gm Drum Brake To Disc Brake Swap Weared Down Brackets
The brackets themselves are... 
   
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Gm Drum Brake To Disc Brake Swap Weared Down Brackets
The brackets themselves are prone to wear in this area (arrow) where the pads contact the bracket. Because the bracket holds the pads in place within the caliper, if the pad abutment area is gouged or worn out, the brackets need to be replaced. Newer designs from lS1 F-cars and Corvettes use steel shims in this area. Be sure to replace the shims when overhauling the system.
Gm Drum Brake To Disc Brake Swap Adding Caliper Bracket Bolt
The calipers are held over... 
   
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Gm Drum Brake To Disc Brake Swap Adding Caliper Bracket Bolt
The calipers are held over the rotors by the caliper bracket. it bolts to slider pins that allow it to "float" or move laterally as it clamps the rotor....
Gm Drum Brake To Disc Brake Swap Adding Caliper Bracket Finished
...Flimsy rubber dust boots... 
   
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Gm Drum Brake To Disc Brake Swap Adding Caliper Bracket Finished
...Flimsy rubber dust boots shield the slider pins, and moisture and junk will get past them in time. Without proper maintenance and lubrication, the pins will rust and freeze up.

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