One New Aftermarket Replacement Tapered Roller Bearing Cup (25521) Fits John Deere, Fits Ford/New Holland, and Fits Massey Ferguson Tractors
This tapered roller bearing cup (outer race) is a direct aftermarket replacement for the Timken 25521 and Fits John Deere JD7445. It is used in wheel hub and axle applications on a wide range of agricultural tractors and combines, handling both radial and axial loads. Compatible with 10×16 tire applications on Fits Ford/New Holland models.
Specifications
- Type: Tapered Roller Bearing Cup (outer ring/race)
- Outside Diameter: 3.270″
- Cup Width: 0.750″
- Max Housing Fillet Radius: 0.13″
- Series: Timken 25500 Series
Compatible Models
Fits John Deere Tractors: 1020, 1040, 1140, 1520, 1640, 1840, 2030, 2040, 2140, 2440, 2510, 2520, 2630, 2640, 2940, 3010, 3020, 3040, 3140, 4000, 4010, 4020, 4030, 4040, 4320
Fits John Deere Combines: 6600, 7700
Fits Ford/New Holland Tractors (10×16 tire applications): 5000 (1963-75), 5100 (1963-75), 5600 (1963-75), 6600 (1963-75), 7000 (1963-75), 7100 (1963-75), 7600 (1963-75), 8000, 8240, 8340, 8600, 8700, 9000, 9600, 9700, TW5, TW10, TW15, TW20, TW25, TW35
Fits Massey Ferguson: 20, 25
Replaces Part Number(s):
25521, JD7445, 312518, 2F8508, 425329R1
Aftermarket Interchange Numbers
Timken 25521, Timken BR25521, JD8969 (cone/cup set reference), 70031 (Fits Ford/New Holland reference), ST977, AGCO 843598, BR0074253291
New aftermarket replacement part – not remanufactured, not used.








