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Eaton 187C149A - Detroit Locker Differential, 28 Spline, 2.73 & Up Ratio for GM/Chevy 1/2 Ton 8.5 In. 10 Bolt

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SKU:
EDT187C149A

Description:

Eaton Detroit Locker automatic locking differential for the GM 8.5 in. 10-bolt axle with 28-spline gears, ratios of 2.73 and higher. All Eaton differentials for GM 8.5 in. and 8.6 in. axles require special bearings: axles with small bearing bores (2.89 in. race O.D.), typically pre-1999, need bearing LM102949 and race LM102911; axles with large bearing bores (3.06 in. race O.D.), typically 1999-2013, need bearing LM603049 and race LM603012.



Eaton Performance brochure

Eaton Performance brochure
Eaton Performance differential application guide

Eaton Performance differential application guide
Differential Limited Warranty and Limitations Statement

Differential Limited Warranty and Limitations Statement
Eaton 187C149A - Detroit Locker Differential, 28 Spline, 2.73 & Up Ratio for GM/Chevy 1/2 Ton 8.5 In. 10 Bolt

Description:

Eaton Detroit Locker automatic locking differential for the GM 8.5 in. 10-bolt axle with 28-spline gears, ratios of 2.73 and higher. All Eaton differentials for GM 8.5 in. and 8.6 in. axles require special bearings: axles with small bearing bores (2.89 in. race O.D.), typically pre-1999, need bearing LM102949 and race LM102911; axles with large bearing bores (3.06 in. race O.D.), typically 1999-2013, need bearing LM603049 and race LM603012.



Eaton Performance brochure

Eaton Performance brochure
Eaton Performance differential application guide

Eaton Performance differential application guide
Differential Limited Warranty and Limitations Statement

Differential Limited Warranty and Limitations Statement
$1,146.99
Brand:
EATON PERFORMANCE
Weight:
25.00 LBS
Mfr Part Number:
187C149A
Product Type:
Differential
Ring gear ratio:
2.73 & up
Gear spline tooth count:
28 EA
Axle shaft diameter:
1.2 in
Ring gear size:
8.5 in
Differential type:
Locking
Vehicle usage:
On Road: Work Truck / Towing | Off-Road: Work Truck / Towing | Off-Road: Extreme Off-Road | Off-Road: Light Trail / Sand Sports | On Road: Circle Track | On Road: Drag Racing | Off-Road: Rock Crawl | On Road: Restoration | On Road: Street and Muscle
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