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The Omix collapsible pinion spacer is a direct-fit replacement for AMC 20 rear differentials used in 1976–1986 Jeep CJ applications, including CJ5 (1976–1983), CJ7 (1976–1986) and CJ8 (1981–1986). This OE-style collapsible spacer restores proper pinion spacing for compatible differentials and installs as a like-for-like replacement, replacing OE part number 3185971 for accurate drivetrain service.
Omix Pinion Spacer AMC 20 76-86 Jeep CJ Models
