TOYOTA 90363-40083 Transfer Case Radial Ball Bearing

This genuine Toyota (OEM: 90363-40083) transfer case radial ball bearing is a premium-quality precision component designed specifically for Toyota off-road vehicle transfer cases. The radial ball bearing supports rotating shafts, absorbs radial loads, and minimizes friction and wear during transfer case operation. Genuine OEM quality ensures an exact fit, durability, and dependable performance even under extreme load conditions.

Technical Specifications:

• Bearing Inside Diameter: 40 mm
• Bearing Outside Diameter: 80 mm
• Bearing Width: 18 mm
• Type: Radial deep groove ball bearing
• Manufacturer: TOYOTA (Genuine OEM part)

Compatible Vehicles:

This part is applicable to the following Toyota models:

• Toyota Land Cruiser 200 (VDJ200)
• Toyota Land Cruiser 200 (UZJ200)
• Toyota Land Cruiser 200 (URJ200)
• Toyota Land Cruiser 200 (GRJ200)
• Toyota Land Cruiser J7 (GRJ71)
• Toyota Land Cruiser J7 (GRJ76)
• Toyota Land Cruiser J7 (GRJ78)
• Toyota Land Cruiser J7 (GRJ79)
• Toyota Land Cruiser J7 (VDJ76)
• Toyota Land Cruiser J7 (VDJ78)
• Toyota Land Cruiser J7 (VDJ79)

Function and Symptoms of Failure:

The radial ball bearing in the transfer case plays a critical role in drivetrain stability. It ensures smooth and precise shaft rotation, reducing vibration and mechanical power loss. When worn or damaged, the following symptoms may occur:

• Metallic humming, groaning, or rumbling noise from the transfer case that intensifies with vehicle speed.
• Increased vibration through the drivetrain.
• Oil leakage past oil seals caused by shaft play/runout.
• Stiff or difficult gear engagement in the transfer case.

Timely replacement of the bearing prevents more extensive and costly damage to the transfer case internal gears and shafts.