1998-2007 Duramax Transfer Case Speed Sensor O-ring (10238)

Fits

The O-ring keeps the speed sensor sealed on the transfer case, preventing any leaks. Make sure to swap it out every time you remove the sensor to keep things tidy. It is located on the tailshaft at about the 11 o'clock position.

Part Number: 10238

• Prevents leaks
• High-quality material

• NP246 transfer cases use 3 speed sensors for automatic 4-wheel drive engagement so if you are servicing all 3 speed sensors you will need 3 O-ring seals.