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Truck and Jeep Parts Home » Drivetrain & Differential » Transfer Case Slip Yoke Eliminator Kits and Hardware » NP231 Slip Yoke Eliminator Kit

NP231 Slip Yoke Eliminator Kit

Rugged Ridge | Part Number: RUG18676.60
Help us ensure this part fits your vehicle Check Fitment
Part Number: RUG18676.60
  • Technical Details

    • Fits 1987 to 2006 Wrangler, Rubicon and Unlimited
    • Fits 1987 to 2001 XJ Cherokee
    • Fits 1987 to 1992 MJ Comanche
    • Fits 1993 to 1998 ZJ Grand Cherokee
    • NP231 transfer case
    • Heavy-duty output shaft
    • 18% larger spline diameter
    • 54% increase in torque capacity

Have you lifted your Jeep and now have drive shaft vibration problems? Install this Slip Yoke Eliminator kit and reduce or eliminate that annoying noise and vibration. Transfer case tailshaft length is reduced by 6.5 on '97-'03 Wranglers and 4.25 on '88-'95 Wranglers reducing the driveline angles. Kit comes with a heavy-duty rear output shaft which is shorter and has 18% larger spline diameter and a 54% increase in torque capacity. New aluminum rear output housing, bearings, seals, snap rings, bolts and instructions. *Some models may require mode fork shift rail to be shortened.

Installation instructions are in PDF format. You will need Adobe Reader to view these files.
Download Instructions

Transfer Case ModelIncludes New Tail ShaftIncludes New Extension HousingReplacement Yoke Type
NP231Includes New Output ShaftYes 1310 CV Style Yoke

Customer Reviews

Average Customer Review

Could be better


By Just Another Ye

from Denver, CO


Comments about Rugged RidgeNP231 Slip Yoke Eliminator Kit:

My jeep was stuck in 4 wheel drive, turns out it had to be taken back off and shaved down to fit correctly. I was told this isn't the first one to have this problem either.


Worth doing


By Scooter

from Phoenix,Az


Comments about Rugged RidgeNP231 Slip Yoke Eliminator Kit:

I had to replace clutch so I went ahead and did a slip yok eliminator kit and drive shaft well worth every penny. I can really see a difference


Great product!


By Spickard

from Florida


Comments about Rugged RidgeNP231 Slip Yoke Eliminator Kit:

Great simple product and very affordable


i love it


By angel

from plano tx


Comments about Rugged RidgeNP231 Slip Yoke Eliminator Kit:

i had some trouble with the hardware and i contacted them for customer service. and they treated me exactly the way i expected them to. i love their kit.


First Time SYE install


By ken

from Salt lake


Comments about Rugged RidgeNP231 Slip Yoke Eliminator Kit:

Make sure you have quality snap ring pliers

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Questions & Answers

  • Q:

    Hello just curious if this part will fit an 87 yj with 4 inch lift i have the puegot 5 spd transmission no transfer case work has been done either
  • Q:

    "If I put a 8"" long arm kit on a 2001 Jeep cherokee xj which slip yoke eliminator kit and new drive shaft should I put on it? Also should I re-gear it if so which gears do you recommend?"
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