8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Alternator - Remfd 70 A

Alternator - Remfd 70 A

Part #: BSH AL5057X
Line: Bosch

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Features & Benefits

Warranty: Standard : 2 Year Limited Warranty


Whether Remanufactured Or New, Bosch Alternators And Starters Are 100% Factory Tested To Ensure Years Of Reliable Performance, Even Under Extremes Of Heat, Cold And High Demand.

  • 100% Exhaustive Multipoint Quality And Performance Testing To Ensure Cranking And Starting Performance Under All Temperature Extremes
  • 100% New High Quality Bearings Provide Longer Life And Vibration Free, Quiet Operation
  • Rotor Slip Ring Machined To The Toughest Concentricity Specifications In The Industry That Results In Increased Brush Life And Reduced Electrical Interference On Computer Controlled Vehicles
  • Voltage Regulations And Rectifiers 100% Tested And Replaced Where Required


Pulley Belt Type Serpentine
Ground Type Negative
Manufacturer Part Number AL5057X
Fan Type Internal
VMRS Code 031001000
External Fan Included No
Quality Level Best
Regulator Type Internal
Weight 15.6 lbs
Brand Bosch
Case Color Polished Aluminum
Contents (1) Alternator Assembly
Amperage Rating 70 A
Contains VOCs No
Voltage 12 V
One Wire Capable Yes
Rotation Direction Clockwise
Case Material Aluminum
SDS Required No

Safety Information

Vehicle Fitment Guide

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