Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

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. In stock at 1 location (only 1 available)

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

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

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.

Additional Information

Eaton Posi® Differential; 26 Spline; 1.16 in. Axle Shaft Diameter; 3.23 And Up Ring Gear Pinion Ratio; Rear; 7.5 in.;

Data: v4.2 - Upd: 2026-11-07 19:43:33

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]

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 20:12:43

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Eaton
StreetFX SKU eat19663-010
SFX Item ID 4500310
Accounting SKU eat-19663-010
Manufacturer SKU 19663-010
Manufacturer UPC N/A
Alternative References ETN-19663-010

Differential, Posi Performance, Limited Slip, 26-Spline, GM, 7.5 in., Each

Big torque doesn't have to mean big traction problems. Eaton Posi Performance differentials combine carbon friction discs with precision-forged gears to give you great traction, even under higher torque loads. Plus, the carbon friction discs produce smooth, quiet performance for the life of your vehicle.

Product Attributes
BrandEATON
Manufacturer's Part Number19663-010
Part TypeDifferential Carriers
Product LineEaton Posi Performance Differentials
UPC840379313352
Differential Case Design TypeGM 7.5 in.
RemanufacturedNo
Aftermarket Carrier StyleClutch-type
Cover Bolts10
Carrier Series3
Axle Shaft Spline Quantity26
Manufacturer of AxleGM
Carrier MaterialSteel
Carrier Bearings IncludedNo
QuantitySold individually.
NotesFits 3.23 and numerically higher gear ratios.

Compatibility

Loading compatibility information...

Keep shopping

More from Eaton