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The Prothane rear differential bushings in black are replacement drivetrain mount components for 1983–1987 Chevrolet S10 pickup and Blazer 4WD models. These bushings renew the differential mounting points to reduce excessive movement and help maintain correct drivetrain alignment. Fit them when replacing deteriorated factory bushings to improve stability and preserve driveline clearance.
Prothane 83-87 Chevy S10 PU/Blazer 4wd Diff Bushings - Black
