What does a transfer case selector shaft seal do?

This seal is located on the transfer case where the selector shaft exits. Its main job is to prevent gear oil from leaking out of the transfer case and to keep dirt and moisture from getting in.

Why is it important to replace this seal?

A leaking selector shaft seal can lead to low transfer case fluid levels, which can cause overheating and damage to internal components. Replacing it with a new seal helps maintain proper lubrication and protects your transfer case.

Does this seal come with any hardware or instructions?

This part is the selector shaft seal itself. Installation typically involves removing the old seal and pressing in the new one. Refer to a service manual for detailed installation procedures specific to your Jeep Wrangler.

Specifications

Brand: OMIX
Part #: 18676.34
UPC: 804314029074

OMIX

Omix NP231 Selector Shaft Seal 87-06 Jeep Wrangler

Name: Omix NP231 Selector Shaft Seal 87-06 Jeep Wrangler
Brand: OMIX
SKU: omix-omix-np231-selector-shaft-seal-87-06-jeep-wrangler-t14-441620
Price: 11.11 USD
Availability: BackOrder

$11.11

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 1987-2006 Jeep Wrangler. This Omix transfer case selector shaft seal replaces your worn-out original to prevent leaks.

Key Features

Fits 1987-1995 and 1997-2006 Jeep Wrangler models with an NP231 transfer case.
Replaces OE part number 4167964.
OE style design ensures a direct fit.
Well-built to meet or exceed factory quality standards.
Comes with a Limited 5 Year Warranty from Omix.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

If you're working on the transfer case of your 1987-2006 Jeep Wrangler (YJ, TJ, or LJ), you'll want to make sure you have this NP231 selector shaft seal from Omix. This part is crucial for keeping gear oil where it belongs inside your transfer case, preventing leaks that can lead to low fluid levels and potential damage.

Omix makes this seal to OE style specifications, meaning it should fit right into your NP231 transfer case just like the original. It's a direct fit replacement, so you won't have to modify anything to get it installed. This is a well-built part designed to meet or exceed factory standards, giving you confidence that it will do its job effectively.

When you're rebuilding or servicing your transfer case, replacing small seals like this is a smart move to ensure everything stays sealed up tight. It's a small part that plays a big role in keeping your Jeep's drivetrain healthy.