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Eaton Detroit Truetrac Diff 30 Spline 1.30in Axle Shaft Dia 3.73 & Up Ratio GM Half Ton Truck

SKU: EAT913A315

Differential Carriers

EAT Detroit Truetrac Diffs...

Eaton Detroit Truetrac Diff 30 Spline 1.30in Axle Shaft Dia 3.73 & Up Ratio GM Half Ton Truck

SKU: EAT913A315

Differential Carriers

EAT Detroit Truetrac Diffs...

A$1,950.62
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Maintenance-free, it features smooth, automatic operation in forward and reverse. Its versatility makes Detroit Truetrac the ideal traction solution for almost any type of vehicle.

Part Type

Differential Carriers

Data: v4.2 - Upd: 2026-10-14 09:06:04

Features

  • Automatic Engagement
  • Durable; Smooth; Quiet Operation
  • Helical Gear Limited Slip Differential
  • Ideal For Most Vehicles
  • No Special Lubrication Or Friction Modifiers Needed
  • Optimized Torque Bias Ratios Deliver Max Acceleration And Handling
  • Works In Forward And Reverse

Specifications

Product Attributes - Brand
EATON
Product Attributes - Notes
Fits 3.73 gear ratio and numerically higher.
Product Attributes - Quantity
Sold individually.
Product Attributes - Part Type
Differential Carriers
Product Attributes - Cover Bolts
12
Product Attributes - Product Line
Eaton Detroit Truetrac Differentials
Product Attributes - Carrier Series
4
Product Attributes - Carrier Material
Steel
Product Attributes - Special Attention
Eaton recommends a petroleum/mineral based GL-5 80W90 gear oil for all Truetrac differentials. Do not use synthetic gear oil or friction modifiers.
Product Attributes - Manufacturer of Axle
GM
Product Attributes - Aftermarket Carrier Style
Helical gear
Product Attributes - Carrier Bearings Included
No
Product Attributes - Axle Shaft Spline Quantity
30
Product Attributes - Manufacturer's Part Number
913A315
Product Attributes - Differential Case Design Type
GM 8.875 in. (12-bolt), truck

Reference Information

Brand Name/s Eaton
StreetFX SKU eat913A315
SFX Item ID 4500411
Supplier Item Code 4500411
Manufacturer SKU 913A315
Manufacturer UPC N/A
Alternative References etn-913a315, 1.30in

Brochures

Compatibility

Application Data
  • MakeCHEVROLET
    Beginning Year1964
    Ending Year1982
    Axle LocationRear
    Application NotesFits 3.73 gear ratio and numerically higher.
  • MakeGMC
    Beginning Year1964
    Ending Year1982
    Axle LocationRear
    Application NotesFits 3.73 gear ratio and numerically higher.

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