COMPU-FIRE - 55570 - Charging - System - 40A
The COMPU-FIRE 55570 is a 40-amp three-phase charging system for 1984-2000 Harley-Davidson Electra Glide models (Ultra Classic, Classic EFI, and Standard), producing 25 amps at idle and 40 amps continuously above 2800 rpm with 14.25-volt regulation ideal for fuel-injected engines and fits into stock Softail, Dyna, and FLT cases without frame modifications.
Features
- Provides 25 A at idle and 40 A continuously above 2800 rpm
- Unique narrow rotor and stator fit into Softail/Dyna/FLT primary cases as used by most custom builders and the voltage regulator bolts on the stock location without any frame modifications
- Custom-designed flanged seal spacer provides maximum support for the rotor
- Voltage regulator output is calibrated to 14.25 V from idle on up
- Ideal for fuel-injected engines and bikes with overdrive-type transmissions
Specs
- Battery Voltage: 12 V
- Alternator Phase Type: Three-Phase
- Amps: 40 A
- Product Name: Charging System
- Riding Style: Street
- Units: Each
Frequently Asked Questions - COMPU-FIRE - 55570 - Charging - System - 40A - '84-'00 Harley-Davidson
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
