Caterpillar Alternators

79 replacement alternators that fit Caterpillar applications, cross-referenced to OEM and aftermarket part numbers. Confirm fitment for your exact vehicle, then choose your direct replacement. Ships from USA.

• 12V 85A Alternator, 12738-StyleSKU · 12738$109.16
• 12V 20A Alternator, 10939-StyleSKU · 10939$80.66
• 12V 100A Alternator, 11921-StyleSKU · 11921$142.41
• 12V 55A Alternator, 12046-StyleSKU · 12046$75.91
• 12V 90A Alternator, 12192-StyleSKU · 12192$116.76
• 12V 50A Alternator, 12311-StyleSKU · 12311$118.66
• 12V 55A Alternator, 12470-StyleSKU · 12470$99.66
• 12V 50A Alternator, 12566-StyleSKU · 12566$104.41
• 12V 40A Alternator, 12112-StyleSKU · 12112$109.16
• 12V 65A Alternator, 12159-StyleSKU · 12159$104.41
• 12V 50A Alternator, 12734-StyleSKU · 12734$104.41
• 12V 170A Alternator, 36SI-StyleSKU · 8614$232.66
• 12V 200A Alternator, 28SI-StyleSKU · 8741$161.41
• 12V 90A Alternator, 11633-StyleSKU · 11633$123.41
• 12V 40A Alternator, 12001-StyleSKU · 12001$151.91
• 12V 95A Alternator, 12145-StyleSKU · 12145$80.66
• 24V 55A Alternator, 12167-StyleSKU · 12167$113.91
• 12V 65A Alternator, 12303-StyleSKU · 12303$113.91
• 12V 60A Alternator, 12318-StyleSKU · 12318$109.16
• 12V 55A Alternator, 12346-StyleSKU · 12346$93.01
• 12V 40A Alternator, 12432-StyleSKU · 12432$113.91
• 12V 50A Alternator, 12562-StyleSKU · 12562$96.14
• 24V 95A Alternator, 12670-StyleSKU · 12670$189.91
• 12V 120A Alternator, 12739-StyleSKU · 12739$142.41
• 24V 95A Alternator, 12770-StyleSKU · 12770$227.91
• 12V 55A Alternator, 12854-StyleSKU · 12854$113.91
• 12V 80A Alternator, 23992-StyleSKU · 23992$113.91
• 12V 55A Alternator, 10DN-StyleSKU · 7122$104.41
• 12V 60A Alternator, 20SI-StyleSKU · 7266$132.91
• 24V 100A Alternator, 30SI-StyleSKU · 7965$237.41
• 24V 35A Alternator, 8050-StyleSKU · 8050$132.91
• 24V 100A Alternator, 33SI-StyleSKU · 8085$237.41
• 24V 105A Alternator, 36SI-StyleSKU · 8542$237.41
• 24V 50A Alternator, 12060-StyleSKU · 12060$180.41
• 12V 65A Alternator, 12146-StyleSKU · 12146$85.41
• 12V 50A Alternator, 12153-StyleSKU · 12153$113.91
• 12V 55A Alternator, 12163-StyleSKU · 12163$109.16
• 12V 55A Alternator, 12164-StyleSKU · 12164$107.26
• 24V 50A Alternator, 12166-StyleSKU · 12166$208.91
• 24V 40A Alternator, 12310-StyleSKU · 12310$170.91
• 24V 25A Alternator, 12431-StyleSKU · 12431$132.91
• 12V 90A Alternator, 12471-StyleSKU · 12471$142.41
• 24V 60A Alternator, 12475-StyleSKU · 12475$132.91
• 12V 160A Alternator, 12490-StyleSKU · 12490$151.91
• 12V 160A Alternator, 12491-StyleSKU · 12491$161.41
• 24V 55A Alternator, 12572-StyleSKU · 12572$256.41
• 12V 200A Alternator, 12715-StyleSKU · 12715$170.91
• 12V 200A Alternator, 12716-StyleSKU · 12716$170.91

Showing 48 of 79. See all 79 Caterpillar alternators.