12V 160A 7644N/10459047 DELCO car alternator for 21si Cummins 3604667RX, JOHN DEERE142246

The 12V 160A 7644N/10459047 DELCO car alternator for 21si Cummins 3604667RX, JOHN DEERE142246 is engineered to deliver reliable power for specific vehicle systems, making it an ideal match for the 21-inch Cummins 3604667RX and JOHN DEERE 142246 engine series. Operating at a steady 12V DC with a continuous output current of 160A, it ensures consistent electrical supply to support critical vehicle functions, from ignition systems to on-board electronics.​

Equipped with an internal voltage regulator, this alternator automatically adjusts output to maintain stable voltage levels, protecting sensitive components from voltage fluctuations. Its robust design prioritizes durability, with high-quality materials that withstand the rigors of daily operation, including temperature variations and vibration common in automotive environments.​

Installation is streamlined thanks to its precise dimensions: a 22.22mm diameter shaft ensures proper fit with compatible pulleys, while the pivoting/adjusting mount (200.5mm) and 13.2mm pivot hole facilitate secure attachment to engine bays. The +B output features an M6 terminal, compatible with standard wiring setups for hassle-free connection.​

As a direct replacement for original alternators in the specified Cummins and JOHN DEERE models, it offers seamless compatibility, eliminating the need for modifications. Whether used for routine maintenance or upgrading an aging electrical system, this DELCO alternator provides long-term reliability, reducing the risk of unexpected breakdowns and ensuring consistent performance when you need it most.

ZKM82627 Common Application:21si Cummins 3604667RX,JOHN DEERE142246