Race 25520 – NTN

Description

Race 25520 – NTN

This Replacement 25520 Race is designed to provide a smooth and precise surface for tapered roller bearings to rotate within the trailer hub. It serves as the inner race for all 5,200–7,000 lb. idler and brake axles, and as the outer race for 10,000 lb. idler/brake axles, including General Duty (9–10K GD), 10K QRG, and 10K AL-KO configurations. Manufactured to industry-standard specifications, this race ensures compatibility with bearing 25580 (sold separately) and offers reliable performance in demanding trailer applications.

• Industry Standard Part Number: 25520

• Outer Diameter: 3.265″

• Matching Bearing: 25580 (sold separately)

• Applications: 5.2K–7K axles (inner), 10K axles (outer)