Best Transfer Case Components of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 8, 2025

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A transfer case is an essential component of a four-wheel drive vehicle that distributes the engine's power to all four wheels. It consists of several components, including the input shaft, output shaft, chain drive, and gears. The input shaft connects the transfer case to the transmission, while the output shaft sends power to the front and rear axles. The chain drive transfers power from the input to the output shaft, and the gears control the power distribution to the wheels. Transfer case components are critical for the proper functioning of a four-wheel drive system and must be maintained regularly to ensure optimal performance.

At a Glance: Our Top Picks

PPE Transfer Case Components Cover #TOP 1
PPE Transfer Case Components
ftb score rating icon 9.8
Dorman Rear Transfer Case Housing Cover #TOP 2
Dorman Rear Transfer Case Housing
ftb score rating icon 9.7
Dorman Transfer Case Motor Cover #TOP 3
Dorman Transfer Case Motor
ftb score rating icon 9.5

Top 10 Transfer Case Components

#TOP 1

PPE Transfer Case Components

Pacific Performance Engineering
129020107
PPE Transfer Case Components Cover
PPE 129020107 Transfer Case Miscellaneous Components

PPE Transfer Case Components, made in South Korea, offers ease and flexibility in usage. Its high durability ensures long-lasting performance. Manufactured in South Korea, this product provides reliability and quality. The country of origin being South Korea assures you of a well-crafted item.

What We Like
Easy to use
Durable
Reliable
#TOP 2

Dorman Rear Transfer Case Housing

917-561
Black
Dorman Rear Transfer Case Housing Cover
Dorman 917-561 Rear Transfer Case Housing Compatible with Select Cadillac / Chevrolet / GMC Models

The Dorman Transfer Case Housing is an excellent solution for replacing a damaged or leaking transfer case. Its durable construction ensures that you receive a long-lasting part, built to withstand the demands of your vehicle. This housing is also a cost-effective option, providing you with original equipment quality without breaking the bank. Additionally, it has undergone rigorous testing to guarantee a precise fit and dependable performance, giving you peace of mind about your purchase. By using the garage tool, you can easily confirm compatibility with your specific vehicle model.

What We Like
Direct replacement for damaged parts
Long-lasting and durable
Cost-effective alternative
Quality tested for reliability
#TOP 3

Dorman Transfer Case Motor

600-901
Black
Dorman Transfer Case Motor Cover
Dorman 600-901 Transfer Case Motor Compatible with Select Cadillac / Chevrolet / GMC Models

The Dorman Transfer Case Motor is designed as a direct replacement for the original motor in select Cadillac, Chevrolet, and GMC models. Its durable construction features a factory-style electrical connector and a weathertight seal, helping to prevent corrosion and ensure long-lasting performance. Unlike competitors, this motor is completely new, providing peace of mind that you're not getting a remanufactured part. Additionally, it has undergone validation testing specific to your vehicle, assuring quality and reliability. You can easily check compatibility by entering your vehicle's make, model, and trim level.

What We Like
Direct replacement for original motor
Durable, corrosion-resistant design
Completely new, not remanufactured
Quality tested for specific vehicles
#TOP 4

Bulldog Tough NP263XHD Transfer Case

Bulldog Tough
263XHD
Bulldog Tough NP263XHD Transfer Case Cover
NP263XHD Transfer Case- NP1 Fits 01-07 GM Trucks with 6.6L & 8.1L and Allison Transmission- Bulldog Tough OEM Quality Replacement Unit From The Gear Shop

The Bulldog Tough Transfer Case is a high-quality replacement unit for 2001-2007 GM Trucks with 6.6L & 8.1L engines and Allison Transmission. Remanufactured in the USA by The Gear Shop, this transfer case comes with a new heavy-duty rear case, ensuring durability and longevity. With 18 months of parts-only coverage against manufacturer defects, you can have peace of mind. This transfer case is specifically designed to fit trucks with RPO Code NP1, providing a reliable solution for your transmission needs.

What We Like
High-Quality Replacement
Durable Heavy-Duty Rear Case
18-Month Parts Warranty
#TOP 5

Bulldog Tough NP246 Transfer Case

Bulldog Tough
246-B
Bulldog Tough NP246 Transfer Case Cover
NP246 Transfer Case- NP8 For 2003-2007 with 4L60E (27 spline)- Bulldog Tough OEM Quality Replacement Unit From The Gear Shop

The Bulldog Tough Transfer Case is an OEM quality replacement designed specifically for 2003-2007 GM trucks equipped with the NP8 RPO code and 4L60E transmission. Featuring a new heavy-duty aluminum rear case, this unit ensures improved durability and performance in tough driving conditions. You won’t have to worry about upfront core charges, making it a hassle-free purchase. Additionally, it comes with an 18-month unlimited mileage warranty covering parts against manufacturer defects, providing you peace of mind as you drive.

What We Like
OEM quality replacement
Durable aluminum construction
No core charge
18-month warranty
#TOP 6

Dorman Transfer Case Motor

600-899 4WD
Black/silver
Dorman Transfer Case Motor Cover
Dorman 600-899 Transfer Case Motor Compatible with Select Cadillac / Chevrolet / GMC Models

The Dorman Transfer Case Motor is designed to be a direct replacement for the original motor in select Cadillac, Chevrolet, and GMC models. Its durable construction features a factory-style electrical connector and a weathertight seal, helping to prevent corrosion and ensuring longevity. Unlike some competitors, this motor is completely new, providing you with peace of mind and reliability. Additionally, it has undergone validation testing specific to your vehicle application, assuring you of its quality and performance. You can easily confirm compatibility by entering your vehicle's make, model, and trim level into the garage tool.

What We Like
Direct replacement part
Durable and reliable
100% new, not remanufactured
Quality assurance tested
#TOP 7

Bulldog Tough NP246 Transfer Case

Bulldog Tough
246-D
Bulldog Tough NP246 Transfer Case Cover
NP246 Transfer Case- NP8 Fits 03-07 with 4L80E (32 spline)- Bulldog Tough OEM Quality Replacement Unit From The Gear Shop

Bulldog Tough Transfer Case is a high-quality replacement unit by The Gear Shop. Remanufactured in the USA, this transfer case comes with an 18-month parts-only coverage against defects. Specifically designed for 2003-2007 GM Trucks with RPO Code NP8 and 4L80E Transmission, this transfer case provides durability and reliability. The absence of an upfront core charge and the inclusion of a new HD rear case make it a convenient choice for users seeking a dependable transfer case replacement.

What We Like
Durable Replacement Unit
Remanufactured in the USA
18-Month Parts Warranty
#TOP 8

cycwer Transfer Case Shift Motor 27607643762

cycwer
27607643762
cycwer Transfer Case Shift Motor 27607643762 Cover
cycwer Transfer Case Shift Motor 27607643762 for 2011-2013 X5 2012-2015 X1 2008-2014 X6 2.0L 3.0L 4.4L Automotive Replacement Transfer Case Components

The cycwer Transfer Case Motor is designed to replace your vehicle's transfer case shift motor actuator, ensuring optimal performance for select BMW models from 2008 to 2015. This high-quality component helps your car operate smoothly, enhancing efficiency and reliability. Before purchasing, it's essential to verify your vehicle's compatibility and confirm your shipping address for a hassle-free experience. With a strong commitment to delivering dependable auto parts, cycwer aims to provide car owners with reliable solutions for their automotive needs.

What We Like
High-quality materials
Enhanced vehicle performance
Long-lasting reliability
Easy installation
#TOP 9

GM Transfer Case Output Shaft Bushing

GM
89059588
GM Transfer Case Output Shaft Bushing Cover
GM Genuine Parts 89059588 Transfer Case Rear Extension Output Shaft Bushing

The GM Output Shaft Bushing is a reliable component designed for transfer cases. Made in the United States, this product ensures high-quality performance. With a compact size, measuring just 2.3 inches in height and 2.9 inches in both length and width, it is easy to handle and install. Its dimensions make it a convenient fit for various applications, helping you maintain your vehicle's efficiency. This durable part is essential for smooth operation, providing peace of mind as you drive. Trust in GM's reputable brand for your automotive needs.

What We Like
High-quality construction
Compact and easy to install
Ensures smooth vehicle operation
Made in the USA
#TOP 10

NEWZQ Transfer Case Assembly for Chevy Equinox, GMC Terrain

NEWZQ
23247710 84953427 24263578
NEWZQ Transfer Case Assembly for Chevy Equinox, GMC Terrain Cover
Transfer Case Assembly Replacement for Chevy Equinox GMC Terrain Pontiac Torrent Saturn Vue 23247710 84953427 24263578

The NEWZQ Transfer Case Assembly is designed to replace specific models of the Chevy Equinox, GMC Terrain, Pontiac Torrent, and Saturn Vue. It features OE numbers 23247710, 84953427, and 24263578, ensuring compatibility and reliability. This assembly is perfect for those needing a replacement for the 3.6L engine in the 2010-2017 GMC Terrain and Chevy Equinox. Additionally, it supports the 2008-2009 Pontiac Torrent and Saturn Vue with various engine options. By choosing this transfer case assembly, you can restore the performance of your vehicle and enjoy smoother operation on the road.

What We Like
Compatible with multiple models
OE number for easy identification
Supports various engine types
Restores vehicle performance
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are the components of a transfer case?

The components of a transfer case include bearings, gears, shafts, flanges, and the transfer case housing. Seals, gaskets, and o-rings ensure proper sealing and smooth operation.

2. What is the part between transmission and transfer case?

The gaskets between the transmission and the transfer case are commonly known as the transfer case gasket or the transfer case adapter gasket.

3. What is a transfer case and how does it work?

A transfer case is part of the drivetrain that assists vehicles with rear-wheel drive, front-wheel drive, or all-wheel drive functionality. It transfers power from the transmission to the front and rear axles through the drive shaft.

4. What causes a transfer case to go bad?

A transfer case can fail due to low fluid level caused by leaks, lack of maintenance, or regular wear and tear. Addressing fluid leaks promptly and regularly changing the transfer case fluid can help prevent damage.

5. What is needed to replace a transfer case?

To replace a transfer case, you will need a floor jack, jack stands, a transmission jack, an oil pan, socket and box end wrenches, penetrating fluid, work lights, and safety glasses.

6. What connects the driveshaft to the transfer case?

The slip yoke is the component that connects the driveshaft to the transfer case. It is an internal splined shaft that transfers power between the transfer case and the driveshaft.

7. What are the symptoms of a bad transfer case?

Symptoms of a bad transfer case include gear shifting issues, difficulty staying in 4WD, 4WD not engaging or disengaging, fluid leaks under the transfer case, unusual grinding or humming noises, and the 4WD warning light illuminating.

Editor's Notes

During our transfer case component research, we found 24 transfer case component products and shortlisted 10 quality products. We collected and analyzed 7,092 customer reviews through our big data system to write the transfer case components list. We found that most customers choose transfer case components with an average price of $256.62.

The transfer case components are available for purchase. We have researched hundreds of brands and picked the top brands of transfer case components, including Pacific Performance Engineering, Dorman, Bulldog Tough, cycwer, GM. The seller of top 1 product has received honest feedback from 216 consumers with an average rating of 4.5.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.