The Eaton Fuller Rear Case Housing, part number 22900, is the auxiliary case rear housing used across a wide range of Fuller RTX, RTO, and RTAO-series transmissions. This housing is the rear section of the auxiliary case assembly and is listed in the illustrated parts manuals for over 60 Fuller transmission models, including the RTAO-11710B-AC, RTAO-16710B-AS, RTX-11709A, RTO-14710B-AS2, and many others in the RTX and RTAO family. Cross-references include 22900-SP, 22900SP, 3088-22900, 3135906, FUL22900, and ZBF22900. Call us to confirm proper fit for your specific transmission model.
Features
Genuine Eaton Fuller rear housing for the auxiliary case section
Fits over 60 RTX, RTO, and RTAO-series Fuller transmission models
Verified fitment includes RTAO-11710B-AC, RTAO-16710B-AS, RTX-11709A, RTO-14710B-AS2, and related models
Cross-references: 22900-SP, 22900SP, 3088-22900, 3135906, FUL22900, ZBF22900
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