2001-2007 Duramax Transfer Case NP261 & NP263HD Input Shaft (ZTNP42740)

This input shaft links your transmission to the transfer case, sending engine power where it needs to go. It powers the gears that split torque between front and rear driveshafts for smooth four-wheel drive action. With precise splines, it locks in tight—no slipping, just grip.

Part Number: ZTNP42740

• NP261 & NP263HD Transfer Case
• Input Shaft
• 32 spline
• 1/2" Wide Bearing
• Quantity: 1

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