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Skyjacker 1984-2001 Jeep Cherokee (XJ) Transfer Case Slip Yoke Eliminator Kit

SKU: SKYRR231

Transfer Case Slip Yoke Eliminator Kits

SKY Trans Case Indexing Ring...

Skyjacker 1984-2001 Jeep Cherokee (XJ) Transfer Case Slip Yoke Eliminator Kit

SKU: SKYRR231

Transfer Case Slip Yoke Eliminator Kits

SKY Trans Case Indexing Ring...

A$817.41
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

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Description

Transfer Case Slip Y

There is a lot that goes into lifting a truck or SUV the right way. For certain vehicles, this involves correcting the angle of the drive shaft. When the front end is raised, the transfer case goes with it. Unfortunately, this lifts the drive shaft to a steep angle, causing annoying vibration throughout the vehicle. Plus, stress on the slip yoke can cause the rear shaft to snap. Skyjackers Slip Yoke Eliminator Kit solves the problem with a fixed yoke, 32-spline output shaft that can stand-up to off-road and on-road rigors. It also increases drive shaft length by 4.5 inches, stopping vibration and stress.

Additional Application Notes
• Rock Ready; For Transfer Case PN[NP231]

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-09 11:12:33

Features

  • Load Capacity Will Be Equal or Greater Than OE
  • Slip Yoke Eliminator Kit

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 Details

Description:FIXED YOKE KIT/NP231
Part Number:skyRR231

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: 2026-11-08 09:10:31

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Skyjacker, Skyjacker Suspensions
StreetFX SKU skyRR231
SFX Item ID 4328333
Accounting SKU sky-RR231
Manufacturer SKU RR231
Manufacturer UPC 803696194653
Alternative References RR231, SJA-RR231

Transfer Case Slip Yoke Eliminator Kit; Slip Yoke Eliminator; Rock Ready; For Transfer Case PN[NP231]

The Jeep NP231 is one of the most popular off-road transfer cases, but it creates an extremely short rear driveshaft. These slip yoke eliminator kits from Skyjacker add 3 to 4 in. to the rear driveline length on a YJ, and up to 6 in. on a TJ. You get a better driveshaft angle, eliminate driveline vibrations, and reduce the possibility of accidental driveshaft separation. With this conversion, you end up with a significantly stronger transfer case that is ideal for trail use.

Product Attributes
BrandSkyjacker Suspensions
Manufacturer's Part NumberRR231
Part TypeTransfer Case Slip Yoke Eliminator Kits
Product LineSkyjacker NP231 Tranfercase Slip Yoke Eliminator Kits
UPC803696194653
Tailshaft Housing IncludedYes
Transfer Case Main shaft IncludedYes
Universal Joints IncludedNo
Universal Joint StyleSpicer 1310
Spline Quantity32
Driveshaft IncludedNo
Aftermarket Driveshaft RequiredYes
QuantitySold as a kit.
NotesRequires aftermarket CV-style driveshaft.

Manufacturer Attributes
Manufacturer Designation FIXED YOKE KIT/NP231
Product Class Transfer Case Slip Yoke Eliminator Kit
Construction/Type FIXED YOKE KIT/NP231
Product Outline Slip Yoke Eliminator Kit
Load Capacity Will Be Equal or Greater Than OE
Vehicle Brief FIXED YOKE KIT/NP231
Market Description There is a lot that goes into lifting a truck or SUV the right way. For certain vehicles, this involves correcting the angle of the drive shaft. When the front end is raised, the transfer case goes with it. Unfortunately, this lifts the drive shaft to a steep angle, causing annoying vibration throughout the vehicle. Plus, stress on the slip yoke can cause the rear shaft to snap. Skyjackers Slip Yoke Eliminator Kit solves the problem with a fixed yoke, 32-spline output shaft that can stand-up to off-road and on-road rigors. It also increases drive shaft length by 4.5 inches, stopping vibration and stress.

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