The Eaton Fuller K-4320 or K4320 is an ECU Assembly Kit designed for VHP-equipped Fuller transmissions. This kit centers on a Generation 3 ECU assembly (part 4309016) paired with a Gen 3 transmission application software assembly (5570052) and configuration software for a 13-speed overdrive A application (5582114). Also included are two sets of nut assemblies (parts 4305870 and 4305919, three of each) and two instruction letters (L-2005-10 and L-2008-07) to guide installation. The kit is sold by Pro Gear and Transmission as a genuine Eaton Fuller part. Call us to confirm proper fit for your specific transmission application 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
Generation 3 ECU assembly (Eaton part 4309016) included
Transmission application software assembly for Gen 3 (part 5570052)
13-speed overdrive A VHP configuration software (part 5582114)
Includes two sets of three nut assemblies (parts 4305870 and 4305919)
Instruction letters L-2005-10 and L-2008-07 included for installation guidance
Sold as a complete kit (each) by Pro Gear and Transmission
