Eaton Dana 30 27 Spline 3.54 Down E-Locker - 19817-010 |


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Eaton Dana 30 27 Spline 3.54 Down E-Locker - 19817-010

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  • Eaton | Part Number: EAT19817-010
  • Popular Axle Manufacture:Dana
  • Axle Location:Front
  • Axle Type:Dana 30 JK|Dana 30 Reverse|Dana 30 TJ|Dana 30 Standard
  • Fitment:Universal Fit
  • Axle Spline:27 Splines
  • Differential Type:Selectable Locker


The Eaton ELocker4 is an electronic, selectable differential designed for drivers that need traction on-demand. At the flip of a switch, drivers can go from open to 100-percent locked and back again. The 4 pinion gear design provides added strength and capability for more extreme vehicles, and features the fastest engagement (.14 seconds).

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Question & Answers

2 Answered questions

Q: Will this work on an 89 XJ with a D30 with 27 splines and 3.55 gearing? Answer this question

A: Yes this will fit your XJ

Answered by Kelly from Ohio on 10/01/2020

Q: Can I use ths on my jk 2013 on front dana 30, 27 spline with 321 ratio? Answer this question

A: Thanks for the inquiry Fernando, the Eaton Dana 30 27 Spline 3.54 Down E-Locker part #EAT19817-010 this is correct for a JK front D30 321 ratio

Answered by RK on 04/20/2015


The Eaton Corporation has enjoyed over a century of innovation and is in the business of powering Jeeps with a top-rate lineup of lockers, open differentials and limited slips. Traction performance is critical while jeeping and we carry Eaton components for upgrading vehicle traction. Compatible with different axle splines and various gears, these parts are often rebuildable and are top performers on and off-road. Eaton's rich tradition of engineering innovative, dependable products extends to off-road parts and accessories for 4x4s and they have evolved to become the industry standard in differentials, lockers and limited slips. Shop Eaton Now