The Eaton Fuller Range Section Assembly, part number S-1937 or S1937, is a genuine Eaton Fuller transmission component listed in the factory parts manuals for the RTX-12710B, RTXF-12710B, and RTXF-12710C transmission models. The range section is the rear portion of a Fuller twin-countershaft transmission responsible for shifting between high and low range, effectively doubling the gear selections available to the driver. This assembly is also referenced in those same manuals alongside related components including a magnetic plug, mechanical plug, O-ring, and gasket, confirming its role within the range section service group. Call us to confirm proper fit for your application.
Features
Genuine Eaton Fuller range section assembly
Part number S-1937 or S1937
Listed in factory parts manuals for RTX-12710B, RTXF-12710B, and RTXF-12710C transmissions
Provides high/low range shifting function in Fuller twin-countershaft transmissions
Referenced alongside magnetic plug, mechanical plug, O-ring, and gasket in RTX-12710B manual
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