The Eaton Fuller Interlock Key, part number 4302159, is a genuine OEM manual transmission component used in the interlock mechanism of Eaton Fuller manual transmissions. The interlock system prevents two gear sets from engaging simultaneously, making this small but critical piece essential to safe, correct shifting. Cross-reference numbers for this part include 3099071, 4302159-SP or 4302159SP, 5310803, and ZBF4302159, among others. Sold individually. Call Pro Gear and Transmission to confirm this is the correct key for your specific transmission model before ordering.
Features
Genuine Eaton Fuller OEM part number 4302159
Functions as an interlock key in manual transmission shift mechanisms
Prevents simultaneous engagement of multiple gear sets
Sold individually (unit of measure: each)
Cross-references: 3099071, 4302159-SP or 4302159SP, 5310803, ZBF4302159, 3088-4302159 or 30884302159
