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Eaton Posi Differential 26 Spline 1.16in Axle Shaft Diameter 3.23 & Up Ratio Rear 7.5in

SKU: EAT19663-010

Differential Carriers

EAT Posi Diffs...

Eaton Posi Differential 26 Spline 1.16in Axle Shaft Diameter 3.23 & Up Ratio Rear 7.5in

SKU: EAT19663-010

Differential Carriers

EAT Posi Diffs...

A$1,956.84
LAST ONE! Est Ship 4-7 days. LAST ONE! This is the last unit at our distribution centre. Contact us if you need more. The ETA is the approximate time required to prepare your order for dispatch.
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Description

The Eaton Posi limited-slip differential is the perfect way to control traction in street rods, light duty pickups and all types of tarmac running race cars. Featuring pyrolytic carbon clutches, rebuildable design, net-forged gears for added strength and seamless, automatic operation.

Part Type

Differential Carriers

Data: v4.2 - Upd: 2026-10-13 20:42:28

Features

  • Clutch Type Limited Slip Differential
  • Precision-Forged Gears
  • Prevents Wheel Slip
  • Pyrolytic Carbon Clutch Disc Technology
  • Rebuildable
  • Smooth; Automatic Engagement
  • Tunable via various spring packs [a.k.a. pre-loads]

Specifications

Product Attributes - Brand
EATON
Product Attributes - Manufacturer's Part Number
19663-010
Product Attributes - Part Type
Differential Carriers
Product Attributes - Product Line
Eaton Posi Performance Differentials
Product Attributes - UPC
840379313352
Product Attributes - Differential Case Design Type
GM 7.5 in.
Product Attributes - Remanufactured
No
Product Attributes - Aftermarket Carrier Style
Clutch-type
Product Attributes - Cover Bolts
10
Product Attributes - Carrier Series
3
Product Attributes - Axle Shaft Spline Quantity
26
Product Attributes - Manufacturer of Axle
GM
Product Attributes - Carrier Material
Steel
Product Attributes - Carrier Bearings Included
No
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Fits 3.23 and numerically higher gear ratios.

Reference Information

Brand Name/s Eaton
StreetFX SKU eat19663-010
SFX Item ID 4500310
Supplier Item Code 4500310
Manufacturer SKU 19663-010
Manufacturer UPC N/A
Alternative References ETN-19663-010, 1.16in, 7.5in

Brochures

Compatibility

Application Data
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Axle LocationRear
    DrivetrainRWD
    Engine TypeL6
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    Liter4.1
    CID250
    CC4097
    Engine VIN CodeD
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Axle LocationRear
    DrivetrainRWD
    Engine TypeL6
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    Liter4.1
    CID250
    CC4098
    Engine VIN CodeD
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeH
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeJ
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Liter5.7
    CID350
    Engine VIN CodeH
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1973
    Ending Year1974
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Liter5.7
    CID350
    Engine VIN CodeJ
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeL6
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    Liter4.1
    CID250
    Engine VIN CodeD
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size4.3L/260
    Engine FamilyOldsmobile V8
    Liter4.3
    CID260
    Engine VIN CodeF
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeH
  • MakeBUICK
    ModelAPOLLO
    SubmodelBASE
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeJ
  • MakeBUICK
    ModelAPOLLO
    SubmodelSR
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeL6
    Engine Size4.1L/250
    Engine FamilyGM inline 6-cylinder
    Liter4.1
    CID250
    Engine VIN CodeD
  • MakeBUICK
    ModelAPOLLO
    SubmodelSR
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size4.3L/260
    Engine FamilyOldsmobile V8
    Liter4.3
    CID260
    Engine VIN CodeF
  • MakeBUICK
    ModelAPOLLO
    SubmodelSR
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeH
  • MakeBUICK
    ModelAPOLLO
    SubmodelSR
    Beginning Year1975
    Ending Year1975
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeJ
  • MakeBUICK
    ModelELECTRA
    Submodel225
    Beginning Year1977
    Ending Year1977
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeH
  • MakeBUICK
    ModelELECTRA
    Submodel225
    Beginning Year1977
    Ending Year1977
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeJ
  • MakeBUICK
    ModelELECTRA
    Submodel225
    Beginning Year1977
    Ending Year1979
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    Engine VIN CodeR
  • MakeBUICK
    ModelELECTRA
    Submodel225
    Beginning Year1977
    Ending Year1979
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size6.6L/403
    Engine FamilyOldsmobile V8
    Liter6.6
    CID403
    Engine VIN CodeK
  • MakeBUICK
    ModelELECTRA
    Submodel225
    Beginning Year1978
    Ending Year1979
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Liter5.7
    CID350
    Engine VIN CodeX
  • MakeBUICK
    ModelELECTRA
    SubmodelESTATE WAGON
    Beginning Year1980
    Ending Year1980
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size4.9L/301
    Engine FamilyPontiac V8
    Liter4.9
    CID301
    Engine VIN CodeW
  • MakeBUICK
    ModelELECTRA
    SubmodelESTATE WAGON
    Beginning Year1980
    Ending Year1980
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyBuick V8
    Liter5.7
    CID350
    Engine VIN CodeX
  • MakeBUICK
    ModelELECTRA
    SubmodelESTATE WAGON
    Beginning Year1980
    Ending Year1980
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    Engine VIN CodeR
  • MakeBUICK
    ModelELECTRA
    SubmodelESTATE WAGON
    Beginning Year1980
    Ending Year1984
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile diesel V8
    Liter5.7
    CID350
    Engine VIN CodeN
  • MakeBUICK
    ModelELECTRA
    SubmodelESTATE WAGON
    Beginning Year1981
    Ending Year1984
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.0L/307
    Engine FamilyOldsmobile V8
    Liter5.0
    CID307
    Engine VIN CodeY
  • MakeBUICK
    ModelELECTRA
    SubmodelLIMITED
    Beginning Year1977
    Ending Year1977
    Axle LocationRear
    DrivetrainRWD
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyOldsmobile V8
    Liter5.7
    CID350
    CC5733
    Engine VIN CodeH

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