Transmissions 9w8540 CATERPILLAR Transmission **exchange** Condition: Rebuilt/tested With A 1-year-warranty Alternate #'s: Or4038, Or4037, 9g9472, 9g3048, 9g3047, 0r4038, 0r4037, To Fit Make: CATERPILLAR, To Fit Model: 657E-REAR