DETROIT LOCKER® DIFFERENTIAL; GM 8.875 IN.; 30 SPLINE; 3.73 AND UP
| Product Name |
Eaton Detroit Locker Differential
|
| Catalog Number |
187C150A
|
| Catalog Notes |
All Eaton differentials made for General Motors 8.5" and 8.6" axles require special bearings. For axles with small bearing bores (race O.D. or 2.89"), usually found on vehicles prior to 1999, bearing LM102949 and race LM102911 are required. For axles with large bearing bores (race O.D. of 3.06"), usually found on vehicles from 1999 to present, bearing LM603049 and race LM603012 are required.
|
| Ring gear ratio |
3.73 & up
|
| Gear spline tooth count |
30 EA
|
| Axle shaft diameter |
1.3 in
|
| Ring gear size |
8.875 in
|
| Differential type |
Locking
|
| Vehicle usage |
Off-Road: Rock Crawl
On Road: Drag Racing Off-Road: Extreme Off-Road Off-Road: Work Truck / Towing On Road: Street and Muscle On Road: Restoration Off-Road: Light Trail / Sand Sports On Road: Circle Track On Road: Work Truck / Towing |
| Model product notes |
|---|
| All Eaton differentials made for General Motors 8.5" and 8.6" axles require special bearings. For axles with small bearing bores (race O.D. or 2.89"), usually found on vehicles prior to 1999, bearing LM102949 and race LM102911 are required. For axles with large bearing bores (race O.D. of 3.06"), usually found on vehicles from 1999 to present, bearing LM603049 and race LM603012 are required. |
| "Most gear oils are sufficient: a quality, petroleum-mineral based oil is recommended. Synthetic oils and friction modifiers can also be used, but are not necessary. In cold weather conditions, a lower viscosity gear oil (equivalent to API GL-5 75W-90) is recommended." |
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