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Standard Alternator / Genarator
By OE Match
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
Fits:
Porsche 928 1978-84
Fastening Type: Single pivoted lever
Pulleys: without belt pulley
Info with integrated regulator
Rotation Direction Clockwise rotation
Connector / Clamp without connection for speed sensor
Voltage 14 V
Alternator Charge Current 90 A
manufacturer quality MADE IN GERMANY
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92860311401
The product you are viewing cross references to these numbers
OEMatch Standard Alternator / Genarator — Fit, Function, Confidence
Standard output alternators convert mechanical energy into electrical power to run vehicle systems and maintain battery charge for Porsche models. Many owners search for genuine or OEM alternators; these are direct-fit alternatives designed to match the original form, fit and function.
Available Types
- Standard output alternators for road use
Understanding OEMatch Standard Alternator / Genarator
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original alternators. OE (Original Equipment) refers to parts matching original specifications for the alternators and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM alternators engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Alternators generate the electricity required to power ignition, lighting, infotainment and charging circuits. They must regulate voltage and deliver steady current under heat and vibration. Symptoms of reduced alternator performance include dimming lights, warning indicators, slow cranking or a failing battery; early detection helps prevent secondary electrical faults.
Benefits Include
- Restores consistent battery charging and voltage regulation
- Maintains correct operation of lights, ignition and accessories
- Prevents battery drain and related starting issues
Why Standard Alternator / Genarator Wear and Fail
- Worn bearings or brushes reducing mechanical and electrical efficiency
- Faulty voltage regulators causing under- or overcharging
- Corrosion or contamination of internal connections and cooling passages
The Importance of Replacing with OEMatch Standard Alternator / Genarator
A functioning alternator keeps your Porsche’s electrical system working and helps avoid a drained battery or roadside immobilisation. Replacing a weak or damaged alternator restores reliable charging and reduces the risk of further electrical damage to vehicle systems, supporting day-to-day drivability and longer-term component life.
Advantages
- Compatible replacements that restore charging function
- Designed to interface with Porsche electrical systems and mounting points
- Built from materials chosen for durability and balance
Support & Advice
These items affect safety-critical systems. Installation should be carried out by a qualified technician following model-specific procedures and torque settings. Use calibrated tools and new fasteners where specified.