Zumbrota Drivetrain

NP231 Transfer Case Input Shaft, 21 Spline, 4.125" L

$226.89

SKU: ZTNP4796956

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The USA Standard Transfer Case NP231 Input Shaft is a direct replacement part designed for the NP231 (New Process) transfer case. This crucial component features 21 splines and is engineered with a narrow bearing for optimal performance and fit. Constructed for durability and reliability, this input shaft measures 4.125 inches in length. It is manufactured by USA Standard Gear, a trusted name in drivetrain components. The product also comes with a 2-year limited warranty, offering peace of mind for your repair or rebuild project. Customers can expect fast delivery with options for same-day dispatch and 1-2 day standard delivery. Free shipping is available on orders over $199, and a flat rate of $299 applies to all remanufactured parts. Please note that this product is subject to California's Proposition 65 warning regarding exposure to chemicals, including arsenic, which is known to the state to cause cancer. For more information, please visit www.P65Warnings.ca.gov.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandZumbrota Drivetrain
Part NumberZTNP4796956
CategoryDrivetrain

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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