| Manufacturer Part Number | 4114 |
|---|---|
| Brand | Ratech |
| Placement on Vehicle | Rear |
| Fitment Type | Direct Replacement |
| Warranty | No Warranty |
| Type | Differential Hardware |
Check the listing for details. 87-91 Trans Am Rear End Diff Solid Pinion Spacer BW 9-Bolt 7.75. Condition: New. Listed at 18.60 USD. New Ratech solid pinion bearing spacer. Normally, the pinion has a crush sleeve, and as you tighten the pinion nut, the sleeve crushes so you can obtain proper pinion bearing preload. A solid pinion bearing spacer does not crush, so it is much stronger.