Notes: 70 Amp AL 57 X. This Bosch alternator has an internal voltage regulator, but it will replace the alternator on some applications that use an external regulator by bypassing the existing external regulator. The internal regulator on this alternator may or may not have battery temp sensing provisions. Refer to Application Notice #s B-16 and B-23 for more information. Bosch AL 157 X can also be used for those that prefer a unit with an 80 amp output.

Notes: 70 Amp AL 57 X. This Bosch alternator has an internal voltage regulator, but it will replace the alternator on some applications that use an external regulator by bypassing the existing external regulator. The internal regulator on this alternator may or may not have battery temp sensing provisions. Refer to Application Notice #s B-16 and B-23 for more information. Bosch AL 157 X can also be used for those that prefer a unit with an 80 amp output.

Notes: This Bosch alternator has an internal voltage regulator, but it will replace the alternator on some applications that use an external regulator by bypassing the existing external regulator. The internal regulator on this alternator may or may not have battery temp sensing provisions. Refer to Application Notice #s B-16 and B-23 for more information.