
PRO Program members can receive tiered savings on this line—up to 20% more off for qualifying accounts.
Shipping estimate & delivery timing
Share this product on social media and get an exclusive discount code!
Click any platform below to share this product. After sharing, you'll receive a discount code!
Built to support repair shops, fleets, and equipment owners with dependable parts sourcing and responsive service.
Qualifying new parts include 1-year coverage. Review the Warranty Policy section for coverage details, claim steps, and exclusions.
Eligible orders may qualify for returns within 90 days. See the Easy Return Policy section for conditions and next steps.
Send a question through Ask a Product Question or the contact form. Our team reviews requests on business days and follows up as quickly as possible.
Alternator 3E7577 for Caterpillar CAT Engine 3406 3408 3412 Scraper 621B 621E 623E 627E 633E
Part Number:
Woodauto:ALT22015
Cummins:3056492
Caterpillar CAT:CA3E7577, 3E-7577, 3E7577
Caterpillar CAT Engine:
3114, 3116, 3126, 3126B, 3176B, 3176C, 3196, 3306, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3408E, 3412, 3412C, 3412E, 3508, 3508B, 3512, 3512B, 3512C, 3512E, 3516, 3516B, 3516C, C-10, C-12, C-9, C9, G3516
Applications:
Caterpillar CAT Earthmoving Compactor:815F, 816F, 825G, 826G, 836
Caterpillar CAT Wheel-type Loader:
950F, 938G, 938G II, 950G, 950G II, 950H, 962G, 962G II, 962H, 966F II, 966G, 966G II, 970F, 972G, 972G II, 980G, 988B, 988F, 988F II, 992C, 992D
Caterpillar CAT Petroleum Package:CX31-C9I, CX31-P600, CX48-P2300
Caterpillar CAT Petroleum Transmission:TH31-E61, TH48-E80
Caterpillar CAT Off-highway Truck:785, 789, 793, 797, 797B
Caterpillar CAT Articulated Dump Truck:D250E II, D300E II
Caterpillar CAT Motor Grader:
120H, 120H ES, 120H NA, 12H ES, 12H NA, 135H NA, 140H ES, 140H NA, 143H, 14H NA, 160H ES, 160H NA, 163H NA, 16H NA
Caterpillar CAT Wheel Dozer:814F, 824G, 834B
Caterpillar CAT Underground Articulated Truck:AD30, AD40, AD45, AE40, AE40 II
Caterpillar CAT Excavator:
345B, 345B II, 345B II MH, 345B L, 350, 350 L, 350-A, 350-A L, 365B, 365B II, 365B L, 375, 375 L, 375-A, 375-A L, 385B, 5080, 5090B, W345B II
Caterpillar CAT Pipelayer:572R II
Caterpillar CAT Wheel Tractor-scraper:
621E, 621F, 621G, 623E, 623F, 623G, 627E, 627F, 627G, 631E, 631G, 633E II, 637E, 637G, 651E, 657E
Caterpillar CAT Track-type Tractor:
11, 11SU, 11U, 57H, 58, 58L, 59L, 59N, 8, 8A, 8SU, 8U, 9, 9SU, 9U, D10N, D11N, D6R, D6R II, D7R, D7R II, D8N, D8R, D8R II, D9N
Caterpillar CAT Load Haul Dump:R1300, R1300G, R1600, R1600G, R1700 II, R1700G, R2900, R2900G
Caterpillar CAT Motor Scraper:621B, 621E, 623E, 627E, 633
| original | ALT22015, 3056492, CA3E7577, 3E-7577, 3E7577 |
Official answers about compatibility, package contents, specifications, installation, shipping, and warranty for Alternator 3E7577 for Caterpillar CAT Engine 3406 3408 3412 Scraper 621B 621E 623E 627E 633E (SKU: ES20564).
No product questions yet. Ask us using the product question form.
Send us your product question and we'll reply by email.
Every new aftermarket part from us includes a 1-year warranty. Full terms, coverage, and how to make a claim: Warranty Assistance.
We ship to customers around the world. Orders are sent with our standard courier service—trackable, dependable, and easy to work with. On this product page, use Get Estimate under the price to see shipping cost and estimated delivery for your location. For destinations, rules, and full details, read our Shipping Policy Details.
We want you to be confident in your order. If you are not satisfied, you may qualify for a return or refund within 90 days, subject to conditions. See our Easy Return Policy for eligibility, steps, and exceptions.