Heavy Duty Alternator

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Equivalent Replacement Parts for AC DELCO Part Number 321-822

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Part Number	Description	Brochure (English)	Brochure (Spanish)
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator
8700055 8700055 22SI Reman Alternator Status: Obsolete Type: Reman Voltage: 12 Rated Output: 130 Amps Mount Type: Pad B+ Output: M10 R Terminal: CONN I Terminal: CONN Remote Sense: No Polarity: Negative	22SI Reman Alternator

Upgrade Options

Part Number	Description	Amps	Feature	Brochure (English)	Brochure (Spanish)	Notes
8600201 8600201 28SI New Alternator Status: Active Type: New Voltage: 12 Rated Output: 160 Amps Mount Type: Pad B+ Output: 5/16 R Terminal: CONN I Terminal: CONN Remote Sense: Yes Polarity: Negative	28SI New Alternator	160		Download PDF	Download PDF	28SI Upgrade Delco Remy 28SI high output Alternators are designed to address vehicle applications that require higher electrical output, but also want lower weight, improved temperature capability, and fuel savings. Vehicles, such as school buses, not using a premium high output alternator will likely experience premature failures due to high under-hood engine temperatures. Delco Remy 28SI alternators are designed using our Dual Internal Fan technology which improves the operating efficiency and durability of the unit. 28SI Alternators can withstand high under-hood engine temperatures of up to 125°C 28SI Alternators come standard with Remote Sense technology 28SI Alternators provide higher electrical output up to 200Amps