88-94 NP233C NP31C Input Shaft GM Chevy GMC Chevrolet 27 Spline Early Cut Gear

88-94 NP233C NP31C Input Shaft GM Chevy GMC Chevrolet 27 Spline Early Cut Gear

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• This original shaft is 27 Spline and is for NP233C or the NP231C transfer case.
• 27 spline for the 4L60E automatic transmission.
• This input is the 88-94 early cut gear.
• The 1994 cases where a mix of early and late cut gears.
• The easy way to tell is the early cut gear cases used a input bearing close to 1" wide and the late cut uses a input bearing closer to 5/8" wide.
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