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OE Number
Eaton-Style (clutch) Posi Unit
* Fits 2.73 & Numerically Higher Gear Ratios (3.08; 3.42; 3.73; 4.11; 4.56; etc)
* Nodular Iron Casing
* Heavy Duty Composite Clutches; 400lb Springs & Forged 4130 Internals
* Includes (2) Carrier Bearings & (2) Carrier Bearing Races
* Fits all Chevy GM 8.5" 10-Bolt Applicatons w/ 28 Spline Axles
19557-010; 19557010; YDGGM8.5-3-28-1; EAT19557; GM10-LS28
998.GM10C; 546018; 542018; GM85PGBK-28-373
Will fit Following Models
Fits 2.73 & Numerically Higher Gear Ratios (3.08; 3.42; 3.73; 4.11; 4.56; etc)
* Includes (2) Carrier Bearings & (2) Carrier Bearing Races
* Fits all Chevy GM 8.5" 10-Bolt Applicatons w/ 28 Spline Axles
Package Includes:
1x 10-Bolt Eaton-Style Limited-Slip Locker
