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USA Standard Gear BW4410/BW4414 Transfer Case Bearing/Seal Kit for 2002-2010 Explorer/Aviator/Mountaineer - ZTBK4410

USA Standard Gear ZTBK4410 Bearing and Seal Overhaul Kit

If you’re tackling a transfer case rebuild on your 2002-2010 Ford Explorer, 2004 Ford Explorer Sport Trac, 2003-2005 Lincoln Aviator, or 2002-2010 Mercury Mountaineer, the USA Standard Gear ZTBK4410 Bearing and Seal Overhaul Kit is your go-to solution. This comprehensive kit includes everything you need to get the job done right, ensuring your vehicle’s transfer case runs smoothly for miles to come.

What’s Included?

  • High-quality bearings
  • Durable seals
  • Essential gaskets
  • All small parts necessary for a complete overhaul

Each component in this kit is designed to fit seamlessly into your vehicle, making the installation process straightforward and hassle-free. No more guessing or running to the store for missing parts—this kit has you covered!

Made in the USA

Quality is paramount, and with the ZTBK4410, you can trust that you’re getting a product made right here in the USA. USA Standard Gear is known for their commitment to excellence, and this kit is no exception.

Vehicle Fitment

This overhaul kit is specifically designed for the following vehicles and transfer cases:

  • 2002-2010 Ford Explorer BW4410/BW4414
  • 2004 Ford Explorer Sport Trac BW4410
  • 2003-2005 Lincoln Aviator BW4410
  • 2002-2010 Mercury Mountaineer BW4410/BW4414

Customer Feedback

Ford Explorer owners have shared their satisfaction with the ZTBK4410 kit, stating:

  • “I used this kit for my 2006 Explorer and it made the rebuild process so much easier. The fit was perfect and everything I needed was included!”
  • “Installed this on my 2004 Sport Trac. The quality of the bearings and seals is top-notch, and I’m back on the road with no leaks!”

Whether you're a seasoned mechanic or a DIY enthusiast, the USA Standard Gear ZTBK4410 Bearing and Seal Overhaul Kit is a reliable choice that simplifies the transfer case rebuild process. Don’t compromise on quality—choose USA Standard for your next project!

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
2002-2004
 Ford Explorer
2003-2005
 Lincoln Aviator
2002-2005
 Mercury Mountaineer

USA Standard Gear Banner

Who is USA Standard Gear?

USA Standard Gear is a company that supplies high-quality parts for the automotive industry. They are a one-stop-shop for all your drivetrain component needs and have one of the industry's most comprehensive parts list and inventory. Today, they are considered the leading supplier of these parts in the United States.

Drivetrain Experts

The company offers various parts ranging from axles, differential gears, lockers, limited slips, drivelines, and more. It is built by a team of craftsmen who has years of experience when it comes to assembling and modifying their own builds. This passion is what drives the company to create some of the best products in the market.

Quality In Every Product

All their parts are manufactured in their facility equipped with the latest and most sophisticated tools available today. They also have two high-tech testing labs to ensure that every product comes out with the company's quality.

The USA Standard Gear engineering team is constantly on edge trying to find ways to develop and further improve their products. That is why they can produce innovative parts that adapt to the changing trend in the automotive world.

Purchase USA Standard Gear at Vivid Racing

If you are in the market for reliable and top-notched drivetrain components, then USA Standard Gear is the brand for you. With years of experience developing their products, they have provided their customers with parts they could trust, whether it's a replacement component or an upgrade. 

To know more about USA Standard Gear, visit Vivid Racing and check out their list of offerings that fit your specific requirement.





USA Standard Gear® ("USA Standard") warrants the original retail purchaser that all USA Standard products will be free from defects in materials and workmanship for the periods shown herein. USA Standard makes no other warranty of any kind, express or implied. All other warranties, including but not limited to an implied warranty of merchantability or fitness for a particular purpose, are excluded. This warranty is offered provided that the USA Standard product has been installed and maintained in accordance with USA Standard instructions, and that it has not been subject to modification, accident, abnormal use or misuse. At USA Standard's discretion, this warranty may be voided if installation of USA Standard product(s) occurs on vehicles with tires that exceed USA Standard Maximum Recommended Tire Size.

Upon notification of a warranty claim, USA Standard shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product or replace it.

This warranty does not cover, and USA Standard shall not be liable for, incidental or consequential damages, including loss of time, road service charges, labor charges, inconvenience, loss of vehicle use, loss of revenues, or loss or damage to personal property (including loss or damage to vehicle parts due to the failure of the USA Standard product). In addition, this warranty does not cover, and USA Standard shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling USA Standard Gear® products, except where such agreements are within the provisions of this Warranty statement. Also, this warranty does not cover damage to the axle caused by or facilitated by failure of a non-USA Standard component.

This agreement offers you specific legal rights. You may also have other rights which vary from state to state.

USA STANDARD GEAR® WARRANTY BY PRODUCT
USA Standard Product Length of Warranty (From date of sale) NOTES
SpoolAs long as original purchaser owns vehicle in which Spool is originally installed It is normal for Spools to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for Spool to function properly without premature wear.
Rear Axle (1040/1050)Five (5) Years Covers parts for five years against manufacturing defects.
Front Axle (Series ZA W)Five (5) Years Five year warranty covering manufacturing defects and axle breakage. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however, USA Standard Gear reserves the right to either replace axle or refund original purchase price after the first warranty claim. USA Standard Gear (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Ring & Pinion Gear SetOne (1) YearWarrantied against manufacturing defects for one (1) year.
Positraction DifferentialOne (1) Year Exclusions apply, does not cover premature clutch wear or abuse. It is normal for Positraction differentials to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for differential to function properly without premature wear. Limited slip additive or appropriate friction modifier must be used with oil to reduce Positraction chatter.
Spartan LockerOne (1) YearWarrantied against manufacturers defects for one (1) year.
Install KitsOne (1) Year Includes ZBK, ZPK, and ZK. Covers parts for one year against manufacturing defects.
Spider Gear Kits (ZIK)One (1) YearOne year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials.
Replacement Driveshafts (ZDS)One (1) Year Warrantied against manufacturing defects for one (1) year.

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