Drivetrain› 4x4 Driveline Components

Zumbrota Drivetrain

NP243 Remanufactured Transfer Case

$1,163.89

SKU: RTC243G-1

Special Order
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Zumbrota Drivetrain RTC243G-1 is a remanufactured NP243 transfer case designed for 1996-1999 GM 1500 series trucks with 4L60E transmissions. This electric shift transfer case is cleaned using a hydro blasting process to restore an OEM finish and features 100% replacement of seals, bearings, and applicable viscous couplers. It includes a 27-spline input, bolt-on front output yoke, three-prong shift indicator switch, and a slip yoke style rear output shaft. The shift motor is not included with this unit.
Show original supplier description
The Zumbrota Drivetrain RTC243G-1 is a professionally remanufactured NP243 transfer case specifically engineered for 1996-1999 GM 1500 series trucks equipped with 4L60E transmissions. This transfer case features a 27-spline input and a bolt-on front output yoke for secure attachment. It is equipped with an electric shift mechanism, a three-prong shift indicator switch, and a speed sensor hole. The rear output shaft is designed in a slip yoke style for flexibility. Key wear components such as seals, bearings, and viscous couplers (when applicable) are replaced 100% to ensure reliable performance. Please note that the shift motor is not included with this assembly and must be sourced separately. Zumbrota Drivetrain prioritizes quality assurance throughout the entire remanufacturing process, with all units meticulously inspected. The transfer cases are shipped in high-density plastic totes to protect against in-transit damage. This RTC243G-1 model is designed for specific GM applications and ensures a reliable fit for compatible vehicles, backed by Zumbrota Drivetrain's commitment to quality.

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 NumberRTC243G-1
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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