The Eaton Fuller transmission controller kit, part number K-3712RX or K3712RX, is a genuine Eaton Fuller replacement component for manual transmission systems. This kit is sold individually and carries the manufacturer part number K-3712RX (also referenced as HFK-3712RX). It falls within the manual transmission components category, covering transmission and clutch-related service parts. Pro Gear and Transmission supplies genuine Eaton Fuller drivetrain components for heavy-duty truck applications. Call us to confirm proper fit for your specific transmission model before ordering.
A refundable core charge of $350.00 applies to this item and will be collected at checkout. The core charge is refunded upon receipt of your returned core, subject to its condition; customer is responsible for return shipping. Call us at (877) 776-4600 for details.
Features
Genuine Eaton Fuller transmission controller kit
Part number K-3712RX, also referenced as HFK-3712RX
Designed for manual transmission system service
Sold as an individual unit (each)
NMFC classified under miscellaneous truck parts including transmission and clutch components
Available from Pro Gear and Transmission
