Keep lubricant sealed inside the transfer case and road grime out with the SKF transfer case output shaft seal, part number 18102. This front output shaft seal is a direct-fit replacement for the listed applications, including the 2001-2007 Chevrolet Silverado 1500, 2001-2007 GMC Sierra 1500, 2001-2007 Chevrolet Tahoe, 2001-2007 GMC Yukon and 2002-2006 Cadillac Escalade. It also covers many more Chevrolet, GMC and Cadillac trucks and SUVs. See the Buyer's Guide tab for the full list and engine details.
The seal body stays stationary while its lip rides on the rotating front output shaft, keeping lubricant in and contaminants out. SKF introduced the first integrated shaft seal in 1928 and has kept developing new seal designs and bonding techniques since then. Its seals are made to specific designs with premium materials chosen to suit both the application and its operating environment.
Signs this seal may need replacing include fluid seeping or dripping around the front output shaft of the transfer case, an oily film in that area, or a transfer case fluid level that keeps dropping. Diagnose the leak source before replacing.
Interchange: 12474947 · 710495 · NV30138 · 4132859100 · 12547656 · 27SS2859 · 30138
This part cross-references / interchanges with the following part numbers:
Which vehicles does the SKF 18102 fit?
It fits the listed applications, including the 2001-2007 Chevrolet Silverado 1500, 2001-2007 GMC Sierra 1500 and 2002-2006 Cadillac Escalade. See the Buyer's Guide tab for the complete list.
Where does this seal install?
It is the front output shaft seal for the transfer case. Its body stays stationary while the lip rides on the rotating output shaft to keep lubricant in and contaminants out.
What is the seal case made from?
SKF forms the seal body from deep drawn sheet steel for a rigid, stress-resistant case. The garter spring uses cold drawn steel wire.
What are signs this seal may need replacing?
Fluid seeping around the front output shaft, or a transfer case fluid level that keeps dropping, may point to a worn seal. Confirm the leak source before replacing it.
What part numbers does the SKF 18102 replace?
It interchanges with 12474947, 710495, NV30138, 4132859100, 12547656, 27SS2859 and 30138.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
