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Home >> Chevrolet >> 2002 >> Astro Van L AWD V6-4.3L VIN X >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Brakes and Traction Control >> Drum Brake System >> System Specifications
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System Specifications

Backing Plate Mounting Bolts 35 inch lbs.
Bleeder Valve 62 inch lbs.
Brake Pipe Fittings 13 inch lbs.
Wheel Cylinder Mounting Bolts 13 inch lbs.
Drum Discard Diameter*
*All brake drums have a discard dimension cast into them. Replace any drum that does not meet this specification. After refinishing the drum, replace any drum that does not meet the maximum or discard diameter specifications. 		9.59 in
Drum Maximum Allowable Diameter After Refinish 9.56 in
Inside Diameter (new) 9.50 in
Rotor Maximum Allowable Radial Runout 0.006 in
Rotor Maximum Allowable Scoring 0.059 in
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