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Eaton Detroit Truetrac® Differential; 27 Spline; 1.16 in. Axle Shaft Diameter; 3.73 And Up Ring Gear Pinion Ratio; Rear; Dana 30/Reverse; Applies To Non-Disconnect Only;
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Eaton

Eaton Differential (Driveline and Axles) for Detroit Truetrac® Differential; 27 Spline; 1.16 in. Axle Shaft Diameter; 3.73 And Up Ring Gear Pinion Ratio; Rear; Dana 30/Reverse; Applies To Non-Disconnect Only - Part #912A585

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MPN: 912A585UPC: 840379305999
$642.99$760.42SAVE 15%
Starting at $54/mowithaffirm
Fits:Universal Fit

Jeep Wrangler JK Sahara 2007-2018 Jeep Wrangler JK Unlimited Sahara 2007-2018 Eaton Detroit TrueTrac Dana 30 Differential 3.73 and Up.

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

Overview

Jeep Wrangler JK Sahara 2007-2018 Jeep Wrangler JK Unlimited Sahara 2007-2018
Eaton Detroit TrueTrac Dana 30 Differential 3.73 and Up.

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Installation Overview

Difficulty
🔧🔧🔧🔧🔧
Expert
Est. Time
4-10 hrs
Skill Level
Expert
Pro Install
Recommended
Common Tools: Specialized gear tools, Dial indicator, Torque wrench, Press

Compare Differential (Driveline and Axles) Options

See how this product compares at different price points

Budget Pick
1990-2001 Cherokee XJ w/ Dana 30; Std differential between 3.73-4.88 ratio; Case only 1976-1983 CJ-5 CJ w/ Dana 30; Std differential between 3.73-4.88 ratio; Case only 1976-1986 CJ-7 CJ w/ Dana 30; Std differential between 3.73-4.88 ratio; Case only 198

Crown Automotive Jeep Replacement

1990-2001 Cherokee XJ w/ Dana 30; Std differential between 3.73-4.88 ratio; Case only 1976-1983 CJ-5 CJ w/ Dana 30; Std differential between 3.73-4.88 ratio; Case only 1976-1986 CJ-7 CJ w/ Dana 30; Std differential between 3.73-4.88 ratio; Case only 198

$231.00

Best Value
Current
Detroit Truetrac® Differential; 27 Spline; 1.16 in. Axle Shaft Diameter; 3.73 And Up Ring Gear Pinion Ratio; Rear; Dana 30/Reverse; Applies To Non-Disconnect Only;

Eaton

Detroit Truetrac® Differential; 27 Spline; 1.16 in. Axle Shaft Diameter; 3.73 And Up Ring Gear Pinion Ratio; Rear; Dana 30/Reverse; Applies To Non-Disconnect Only;

$642.99

Premium Pick
1987-1990 Cherokee XJ w/ Model 44 Rear Axle; Trac-Lok; Incl. Gears & Plates 1986-1986 CJ-7 CJ w/ Model 44 Rear Axle; Locking; Ratios: 2.72 3.31 3.54; Incl. gear set 1986-1986 CJ-8 CJ w/ Model 44 Rear Axle; Locking; Ratios: 2.72 3.31 3.54; Incl. gear

Crown Automotive Jeep Replacement

1987-1990 Cherokee XJ w/ Model 44 Rear Axle; Trac-Lok; Incl. Gears & Plates 1986-1986 CJ-7 CJ w/ Model 44 Rear Axle; Locking; Ratios: 2.72 3.31 3.54; Incl. gear set 1986-1986 CJ-8 CJ w/ Model 44 Rear Axle; Locking; Ratios: 2.72 3.31 3.54; Incl. gear

$1357.13

Complete the BuildMore from Eaton

Eaton Master Differential Install Kit; Front; Dana 30 JK; 10 Cover Bolts; 10 Ring Gear Bolts; 27 Axle Spline; 24 Pinion Spline; Reverse Rotation;

Differential Ring and Pinion

Eaton Master Differential Install Kit; Front; Dana 30 JK; 10 Cover Bolts; 10 Ring Gear Bolts; 27 Axle Spline; 24 Pinion Spline; Reverse Rotation;

$179.13

Eaton Master Differential Install Kit; Rear; Dana 44; 10 Cover Bolts; 10 Ring Gear Bolts; 30 Axle Spline; 24 Pinion Spline; Standard Rotation;

Differential Ring and Pinion

Eaton Master Differential Install Kit; Rear; Dana 44; 10 Cover Bolts; 10 Ring Gear Bolts; 30 Axle Spline; 24 Pinion Spline; Standard Rotation;

$234.24

Buying Guides

Jeep Regearing Explained: Gear Ratios, When to Regear, and What It CostsLockers vs. Limited Slip Differentials for Jeep: A Complete Comparison
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