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  3. CHEVROLET 3902378

CHEVROLET 3902378 Transfer Shifter NP203

fits make: Chevy, Gmc, Chevrolet. year: 1973–1979.

3902378 Chevrolet 1973-1979 Chevy Gmc Np203 Transfer Case Shifter Assembly Oem

( Brand: Chevrolet ), ( Manufacturer Part Number: 3902378 ), ( Part Type: Transfer Case ), ( Drive Type: 4wd ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Country/region Of Manufacture: United States ), ( Transmission Type: Automatic )

Review CHEVROLET Chevy Gmc Transfer Case Shifter Assembly Oem fits 1973–1979

Chevrolet 3902378 Transfer Shifter for 1973-1979 Chevy and GMC Trucks

Description:

The Chevrolet 3902378 Transfer Shifter is a high-quality, OEM replacement part designed specifically for 1973-1979 Chevrolet and GMC pickup trucks equipped with the NP203 transfer case. This shifter assembly allows the driver to manually shift between the 2WD and 4WD modes, providing the versatility and traction needed for various driving conditions.

The shifter housing is constructed from durable cast aluminum, ensuring strength and longevity. The precision-machined knob fits securely in place, allowing for smooth and easy operation. The knob features a distinctive, textured grip, providing a firm, comfortable hold for the driver.

The shift pattern on this transfer shifter is designed to match the OEM configuration, making it a direct replacement for the original part. The shifter cable is included in the package, ensuring a complete installation.

Installing the Chevrolet 3902378 Transfer Shifter is a straightforward process. The shifter assembly bolts directly to the transfer case, requiring no modification to the vehicle. The included instructions provide clear, step-by-step guidance to help ensure a successful installation.

In summary, the Chevrolet 3902378 Transfer Shifter is an essential component for maintaining the functionality and versatility of 1973-1979 Chevy and GMC trucks. This OEM replacement part is manufactured to the highest standards, ensuring a perfect fit and reliable operation. Trust this transfer shifter to provide the confidence and control you need on the road.

Pros and Cons of Buying a Chevrolet 3902378 1973-1979 Chevy GMC NP203 Transfer Shifter

The Chevrolet 3902378 NP203 transfer shifter is a popular aftermarket part for those restoring or upgrading older Chevy and GMC vehicles. This shifter allows drivers to easily shift between 2WD and 4WD while operating the vehicle. In this analysis, we will discuss the key advantages and disadvantages of purchasing this transfer shifter.

Pros:

1. Improved functionality: The transfer shifter allows for seamless shifting between 2WD and 4WD, making it a valuable addition for off-roading or driving in adverse weather conditions.

2. Durability: The NP203 transfer shifter is known for its robust construction, making it a reliable option for those who frequently use 4WD.

3. Original equipment replacement: This transfer shifter is an original equipment replacement for 1973-1979 Chevy and GMC vehicles, ensuring a proper fit and function.

4. Enhanced driving experience: The transfer shifter provides a more connected driving experience by allowing drivers to engage 4WD directly from the cab, rather than having to exit the vehicle and manually engage the transfer case.

Cons:

1. Cost: The Chevrolet 3902378 NP203 transfer shifter can be more expensive compared to some aftermarket alternatives.

2. Installation complexity: Installing the transfer shifter may require some mechanical knowledge and skills, which could result in additional labor costs.

3. Potential compatibility issues: While this transfer shifter is designed for 1973-1979 Chevy and GMC vehicles, there might be some variations in compatibility depending on the specific model and year.

Conclusion:

The Chevrolet 3902378 NP203 transfer shifter is a high-quality, durable component that offers several advantages for those restoring or upgrading older Chevy and GMC vehicles. Its improved functionality, original equipment replacement status, and enhanced driving experience make it a worthwhile investment for off-roading enthusiasts and those who live in areas with adverse weather conditions. However, its cost and potential installation complexity are important considerations that should be weighed against the benefits.

Recommendation:

If you are in the market for a transfer shifter for your 1973-1979 Chevy or GMC vehicle and are looking for a reliable, original equipment replacement option, the Chevrolet 3902378 NP203 transfer shifter is a solid choice. However, you should carefully consider the cost and installation complexity before making a final decision. If budget or installation skills are a concern, you may want to explore alternative, more affordable aftermarket options.

Details:

Fits 73-79 Chevy/GMC 4x4 trucks with an NP203 transfer case. Shifter appears to be in working order but sold as is and dirty.

part #: 3902378 prices

  • $119.95-$550.00

specifications othellodrivetrain:

  • for makes: Chevy, Gmc, Chevrolet
  • for years: 1973-1979
  • brand: Chevrolet
  • mpn: 3902378
  • part type: Transfer Case
  • drive type: 4wd
  • vintage part: Yes
  • universal fitment: No
  • country/region of manufacture: United States
  • transmission type: Automatic

shipping othellodrivetrain:

  • cost: $7.36
  • type: Calculated
  • transit: 6-12 Days
  • service: USPS Ground Advantage
  • class: Standard
  • carrier: USPS

seller othellodrivetrain:

  • city: Monroe, Michigan
  • # reviews: 25
  • rating: 100.0%

returns othellodrivetrain:

  • policy: No Returns

general othellodrivetrain:

  • Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain
  • condition: Used

offer othellodrivetrain:

  • sold: 0
  • availability: In Stock
  • best offers: True
  • quantity: 1
  • options: Ship-to-home
  • started: June 19, 2025

payments othellodrivetrain:

  • other
  • credit card: Mastercard
  • wallet: Apple-pay
for makes: chevy, gmc, chevrolet, for years: 1973-1979, part type: transfer case, drive type: 4wd, vintage part: yes, universal fitment: no, country/region of manufacture: united states, transmission type: automatic,
category: auto parts > car truck parts accessories > transmission drivetrain, sku: 7628872976289504,

Chevrolet 3902378 Is Similar To:

othellodrivetrain logo
5 offers $119.95–$550.00 USD
  • Offer #1: $119.95 price + $15.00 shipping estimate = $134.95* total. INCLUDES OUTPUT SHAFT & (SLIDING) SLEEVE! #347440 "sliding"/lockout clutch sleeve. #6273994 Front differential output shaft.+$15.00 shipping
  • Offer #2: $550.00 price + $Calculated shipping estimate = $550.00* total. Heavy-Duty Transfer Case Casting Numbers C-11483 (Front) & C-11890 (Rear) Perfect donor for an /205 Doubler setup.+$Calculated shipping
  • Offer #3: $195.00 price + $0.00 shipping estimate = $195.00* total. Sold as photographed. The is a Chain Driven Transfer Case.FREE SHIPPING
  • Offer #4: $95.00 price + $27.45 shipping estimate = $122.45* total. SQUAREBODY CHEVY GMC NEW OLD STOCK GM PARTS, PLEASE CONSIDER THE PICTURE AS PART OF THE DESCRIPTION. NOS GM NP 203 TRANSFER CASE MAIN SHAFT.+$27.45 shipping
  • Offer #5: $149.99 price + $Calculated shipping estimate = $149.99* total. Untested and Sold as-is.+$Calculated shipping

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