HomeTransfer Case > BearingsTimken 3780 Transfer Case Output Shaft Bearing - Front Outer, Rear Inner or Rear Outer
Part #: 3780

Timken 3780 Transfer Case Output Shaft Bearing - Front Outer, Rear Inner or Rear Outer

Front Outer
⚙️ 8 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$44.54Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Hummer, AM General, International, and Dodge, H1, Hummer, 150, 200, 100, 1010, 1110, 1210, 1310, 1000D, 1200D, 1300D, 908C, W100 Pickup, 1000C, 1100C, 1300C, and W100 Series
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Timken Transfer Case Output Shaft Bearing 3780

The Timken 3780 transfer case output shaft bearing is designed specifically for the Hummer H1. This bearing supports the transfer case output shaft, ensuring smooth operation and durability under demanding conditions.

  • Compatible with Hummer H1 transfer case systems
  • Part number 3780 for precise identification
  • Engineered to support output shaft loads and reduce friction
  • Manufactured by Timken, a recognized name in bearing technology

Detailed Product Description

The Timken 3780 transfer case output shaft bearing is a critical component in the drivetrain of the Hummer H1. It is designed to handle the rotational forces and axial loads generated by the transfer case output shaft. By maintaining proper alignment and reducing friction, this bearing helps prevent premature wear and potential transfer case failure. The bearing is manufactured to meet strict quality standards, ensuring reliable performance in off-road and on-road conditions.

Applications and Problem Solving

This transfer case output shaft bearing is compatible with the Hummer H1 and is intended to address common issues such as:

  • Excessive noise or vibration from the transfer case output shaft
  • Premature bearing wear due to heavy load or contamination
  • Transfer case shaft misalignment causing drivetrain stress
  • Reduced transfer case efficiency and drivetrain performance
  • Potential transfer case failure from bearing degradation

Installation Notes and Tips

When installing the Timken 3780 bearing on a Hummer H1 transfer case, ensure the following:

  • Clean the bearing housing and shaft thoroughly before installation
  • Use proper tools to avoid damaging the bearing during press-fit
  • Check for correct bearing orientation and seating depth
  • Apply recommended lubrication to extend bearing life
  • Inspect related transfer case components for wear or damage

Quality Assurance and Warranty

Timken bearings are manufactured under stringent quality control processes to meet industry standards. The 3780 transfer case output shaft bearing undergoes rigorous testing to ensure durability and performance. While specific warranty details may vary, Timken typically offers coverage against manufacturing defects to provide confidence in the product's reliability.

This part fits 8 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2006HummerH14WDFront Outer
2006HummerH14WDRear Outer
2004HummerH14WDFront Outer
2004HummerH14WDRear Outer
2003HummerH14WDFront Outer
2003HummerH14WDRear Outer
2002HummerH14WDFront Outer
2002HummerH14WDRear Outer

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.