Description of High-performance National R-1561-TV Wheel Bearing: Unmatched Quality for Optimal Vehicle Performance
STRONG AND DURABLE -- Controlled heat treatment process for strength and durability. PREMIUM MATERIALS -- Precision manufactured using premium-grade steel for durability and performance. OE-STYLE DESIGN -- Engineered to meet OE specifications.
Installed on my 2001 F150 RWD truck with the right tools, the installation was very easy. This bearing has more rollers than the stock Ford and I'm not sure if that would help or not, but that's the only difference I noticed.
Pros
STRENGTH AND DURABILITY - Controlled heat treating process for increased strength and durability
I am very disappointed in these bearings. I just bought 2 national R1561-TV rear axle bearings for my F-150. The package arrived today and I opened the package to check the condition of the bearing housings and the bearings inside. Those who know bearings will never use what's in a box. The first one I took out looked fine from the outside. Opened it up to inspect the bearing and was shocked to see a battered hard plastic bearing wrapped in shrink wrap (apparently man made and not factory…
Pros
HIGH QUALITY MATERIALS - Precision machined from high quality steel for durability and performance