Description
A worn or damaged crush sleeve compromises differential preload and can lead to excessive play in your rear axle assembly, degrading handling precision and accelerating bearing wear. The Smart Sleeve GM 8.5in is a critical service component that restores proper pinion bearing preload, ensuring your differential operates with the tight tolerances necessary for consistent performance. Whether you’re rebuilding after a harsh season or preventatively maintaining your platform, this OEM-spec replacement is non-negotiable for reliable power delivery.
- GM 10-Bolt compatible
- 8.25 / 8.5 inch
- Steel construction
- Crush sleeve design
- Natural finish
- Sold individually
- Bolt-on installation






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