SKF HM89443 Differential Pinion Bearing - Rear, Rear Inner or Rear Outer

Reliable Differential Pinion Bearing for Chrysler, Dodge, Ford, and Mercury

The SKF HM89443 differential pinion bearing is engineered to provide precise fitment and dependable performance for a range of vehicles including the Ford F-150, Dodge Charger, and Mercury Cougar. Designed with an inside diameter of 1.313 inches and a width of 1.156 inches, this bearing ensures optimal alignment and smooth operation within the driveline system.

• Inside diameter: 1.313 inches for accurate shaft fitment
• Width: 1.156 inches to maintain proper bearing spacing
• Compatible with multiple makes and models including Chrysler, Dodge, Ford, and Mercury
• Part number HM89443 for easy identification and replacement
• Designed for differential pinion applications in driveline and axle assemblies

Technical Details and Compatibility

The SKF HM89443 differential pinion bearing is manufactured to meet OEM specifications, ensuring reliable performance in demanding driveline environments. Its precise dimensions—1.313 inches inside diameter and 1.156 inches width—allow for a secure fit on the pinion shaft, reducing wear and maintaining proper gear mesh. This bearing is compatible with a variety of vehicles such as the Ford F-100, Dodge Dart, Chrysler Town & Country, and Mercury Montego, making it a versatile choice for differential repairs and rebuilds.

Common Applications and Problem Resolution

• Replaces worn or damaged differential pinion bearings in Chrysler, Dodge, Ford, and Mercury models
• Addresses issues like excessive gear noise and vibration caused by bearing wear
• Helps prevent premature differential failure due to improper bearing fit
• Restores smooth driveline operation and extends component life
• Supports maintenance of proper pinion gear alignment and backlash

Installation Notes and Tips

• Ensure the bearing is pressed onto the pinion shaft with correct tools to avoid damage
• Verify bearing dimensions against OEM specifications before installation
• Inspect related components such as seals and races for wear during replacement
• Apply appropriate lubrication to the bearing and surrounding parts
• Check gear backlash and preload settings after installation for optimal performance

Quality Assurance and Warranty Information

SKF is a recognized manufacturer of precision bearings, and the HM89443 differential pinion bearing is produced under strict quality control standards. This part is designed to meet or exceed OEM requirements for durability and performance. While specific warranty terms may vary, SKF products typically come with a limited warranty against manufacturing defects, providing confidence in the bearing’s reliability for your Chrysler, Dodge, Ford, or Mercury vehicle.