Keep shafts turning smoothly under heavy radial and axial loads with the Schaeffler Transmission Bearing K25877, a tapered roller bearing cone. Depending on the application, it is cataloged as a manual transmission bearing, a transfer case output shaft bearing, or a wheel bearing. It is a direct-fit replacement for the listed applications, including the 1964-1965 Aston Martin DB5, 1966-1977 Ford Bronco, 1982-1995 Chevrolet S10, 1983-2002 Chevrolet Camaro, 1983-2010 Ford Mustang and 2003-2013 Freightliner M2 106. See the "Vehicles it fits" section for the full vehicle list and engine details. Catalog positions vary by vehicle and include front, rear, front outer, rear outer, rear inner, outer and rear forward.
Schaeffler's tapered roller bearings combine high performance with a compact form and serve both automotive and industrial systems. The company produces more than 100 million of them every year, and they come in a wide variety of sizes for a broad range of applications.
- Load-carrying capacity: Built to handle high radial and axial loads.
- Compact design: Fits into tight spaces, which suits compact machinery and components.
- Durability and performance: Engineered with high-grade materials, with reliability and lifespan in mind.
- OE expertise: Designed and built to stringent OEM standards for assured quality.
A bearing may need replacing if you notice a growling, whining or rumbling noise that changes with speed, roughness, or excess play. Other driveline components can make similar noises, so diagnose the cause before replacing any parts.
Interchange: CC3Z 4221 A
CC3Z4221A · NBNP123221 · NP123221 · 401033
This part cross-references / interchanges with the following part numbers:
CC3Z 4221 A, NBNP123221, NP123221, 401033
Frequently Asked Questions
What does the Schaeffler K25877 do?
This tapered roller bearing cone supports a rotating shaft or hub under high radial and axial loads. Depending on the vehicle, it is listed as a transmission, transfer case output shaft, or wheel bearing.
What is a bearing cone?
The cone is the inner portion of a tapered roller bearing. It runs against a separate outer race called the cup.
Which vehicles does the K25877 fit?
Applications include the 1966-1977 Ford Bronco, 1983-2002 Chevrolet Camaro and 1983-2010 Ford Mustang, among many others. See the "Vehicles it fits" section for the full list.
What position does this bearing install in?
Depending on the application, the catalog lists it for front, rear, front outer, rear outer, rear inner, outer and rear forward positions.
What are signs a bearing may need replacing?
Signs include a growling, whining or rumbling noise that changes with speed, roughness, or excess play. Other driveline parts can make similar noises, so diagnose the cause first.
