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Transfer Case

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  1. 4x4Posi-Lok Positive Axle Engagment (PL-900)
  2. Advance Adapters Slip Yoke Eliminator Kit (AA-NP231-SYE)
  3. Rugged Ridge Driveshaft Angle Reduction Kit (18676.60)
  4. Tera Flex LOW 231 HD Transfer Case - 21 Spline Input (2104100)
  5. Tera Flex LOW 231 HD Transfer Case - 23 Spline Long Input (2104200)
  6. Tera Flex LOW231 Automatic Seal Extension (2904400)
  7. Tera Flex NP231 Extreme Short Shaft Kit (4444400)
  8. Tera Flex NP231 Short Shaft Kit - TJ/YJ Wranglers and XJ Cherokees w/out vacuum disconnect (4444401)

8 Item(s)

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Customer Service


WA 360-340-0282
CO 720-213-0114

Toll Free:




Customer Service Hours:
Monday - Friday 
9:00am - 6:00pm PST

Store Addresses: 
Northridge 4X4 - Washington
7976 Rubicon Trail Pl. NW
Silverdale, WA 98383 

Northridge4x4 - Colorado
4107 S Valley Dr
Longmont, CO 80504 

We accept the following methods of payment:

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When you purchase from us you can be assured that we will be there when you need us. We pride ourselves on our friendly tech support and eagerness to help you out. So give us a call.


We Install What We Sell!
Northridge 4x4 is a full service off-road shop with a specialty in Jeeps. From installing fender flares to building the most extreme rockcrawler you can imagine, we do it all.

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