DHD 100-401330 Selector Shaft Detent O-Ring 263XHD/261XHD

Replacement detent plug o-ring for 261HD, 263HD, 261XHD and 263XHD transfer cases. Its common for this o-ring to deteriorate overtime and leak. The detent is located in the bottom of the front case half. This oring can also be used to seal the selector shaft sensor on the top of the front transfer case half. 

Fitment: 

2001-2007 Chevrolet & GMC Trucks

LB7, LLY, LBZ, 8.1L Gas

DHD's transfer case parts come from an industry leading OE supplier and manufacturer. They uphold the same strict tolerances, material and dimensions that you expect for an OE part but at a fraction of the OE price. Buy with confidence!