The Eaton Fuller S-1826 is a front case assembly for use with the integral oil pump, covering an extensive range of RTX and RTXF series heavy-duty transmissions. Fitment spans 42 models including the RTX-11709H, RTX-14709H, RTX-16710C, RTXF-11709H, RTXF-16709H, and numerous variants in between. Cross-references include 23650, 1685845C91, 3088-S1826, 3135882, S1826-SP, and ZBFS1826. This is a genuine Eaton Fuller component sold by Pro Gear and Transmission. Call us to confirm the correct fit for your specific transmission model and build.
Features
Genuine Eaton Fuller front case assembly, part number S-1826 or S1826
Designed for use with integral oil pump configurations
Fits RTX and RTXF series transmissions across 42 documented models
Cross-references: 23650, 1685845C91, 3088-S1826, 3135882, S1826-SP, ZBFS1826
Listed in parts manuals for RTX-11709H, RTX-14709H, RTX-16710C, RTXF-14709H, and related variants
