Power Train Components PT15123 Tapered Roller Wheel Bearing

The Power Train Components PT15123 is a high-quality tapered roller bearing designed for reliable performance in trailer wheel assemblies. This bearing features a 1.25-inch (1-1/4") inner diameter and is engineered for use with 5,200 to 7,000 lb. capacity trailer axles, making it an ideal choice for medium to heavy-duty trailer applications.

Key Features:

• Tapered roller design for superior load distribution and high-speed operation
• 1.25" inner diameter, 2.441" outer diameter, 0.715" width
• Industry-standard bearing number 15123 for easy cross-reference
• Direct OEM replacement quality meeting or exceeding original equipment specifications
• Stamped steel construction for durability and long service life
• Packed in oil-paper wrap to preserve performance integrity during storage
• Compatible with bearing race/cup #15245 (sold separately)
• Sample inspected at each manufacturing stage with 100% final inspection

This bearing is commonly used as the outer bearing in 6-bolt trailer hubs and is suitable for boat trailers, utility trailers, RV trailers, and other towable equipment. For optimal performance and longevity, it's recommended to replace both the bearing and race together when servicing used hubs. The bearing requires proper lubrication with either wheel bearing grease or oil during installation.