NP263XHD Electronic Shift Transfer Case for Chevy Silverado GMC Sierra

This NP263XHD transfer case provides a direct replacement for heavy-duty Chevrolet and GMC drivetrain systems. Engineered for vehicles with 6.6L Duramax or 8.1L gas engines, it maintains precise torque distribution across all axles. The unit includes 29 input splines and integrates seamlessly with Allison or ZF6 manual transmissions. Specifically designed for electronic shift configurations, it ensures responsive engagement of the push-button four-wheel-drive system. High-grade internal components are utilized to meet rigorous structural demands and extend service life. This brand-new assembly eliminates the reliability concerns often found with remanufactured alternatives.

Transfer Case Model	NP263XHD
Input Spline Count	29
Rear Output Spline Count	31
Front Output Spline Count	32
Shift Type	Electronic (Push Button)
Engine Compatibility	6.6L V8 Diesel / 8.1L V8 Gas
Transmission Compatibility	Allison Automatic / ZF6 Manual
Housing Material	Cast Aluminum (estimated: true)