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Rebuilt NP231 Transfer Case with SYE

These are completely rebuilt NP231 Transfer Cases for popular Jeep applications. We use high quality bearings and chains when rebuilding these along with an Advance Adapters SYE kit. These units carry a one year warranty.
Pricing: $1,000.00

Customize Your Item

- Add Drive Shaft -
 * required
- Select Input Length -
 * required
- Select Input Spline -
 * required


Tech Note: The long shaft extends 2.1" from the front mounting face of the transfer case. The short version 1.2". The rare medium shaft 1.7". Please see PDF below for 21 spline and 23 spline input variations. The only way to know the correct input and spline is to pull your case and measure/count splines!! Does not come with speedo gear or sensor, must re-use current one.

Please see following link for transmission applications.


  • ECGS
  • New

Shipping Information

  • Item Requires Shipping
  • 63.0 lbs.
  • $20.00