Porsche Alternators

94860313501 - : Alternator Pulley for Porsche Image

Alternator Pulley

Porsche 948-603-135-01
3.6L. Cayenne. 3.2l.
$174.83
MSRP $229.15
Save $54.32
23.7% Off
94460312106 - : Alternator Pulley for Porsche Image

Alternator Pulley

Porsche 944-603-121-06
To 01/1985.
$51.25
MSRP $65.60
Save $14.35
21.9% Off
95860325220 - : Alternator Bracket for Porsche Image

Alternator Bracket

Porsche 958-603-252-20
3.0L diesel.
$84.73
MSRP $108.29
Save $23.56
21.8% Off
99310650950 - : Alternator Pulley for Porsche Image

Alternator Pulley

Porsche 993-106-509-50
Pulley Half. With turbo, inner half.
$77.38
MSRP $113.09
Save $35.71
31.6% Off
99660315153 - : Alternator Pulley for Porsche Image

Alternator Pulley

Porsche 996-603-151-53
Boxster.
$56.51
MSRP $79.30
Save $22.79
28.7% Off
N10609207 - : Alternator Nut for Porsche Image

Alternator Nut

Porsche N-106-092-07
2.9, 3.0L. Rwd. M8. 4.0L. 2020-24 without sport design pkg, without dakar impact bar & brackets. St 2024-25, impact bar & brackets. With...
$0.62
MSRP $0.78
Save $0.16
20.5% Off
98060351100 - : Alternator Pulley for Porsche Image

Alternator Pulley

Porsche 980-603-511-00
$684.34
MSRP $753.81
Save $69.47
9.2% Off
99919213550 - : Alternator Belt for Porsche Image

Alternator Belt

Porsche 999-192-135-50
$35.25
MSRP $39.40
Save $4.15
10.5% Off
94860307000 - : Alternator Connector for Porsche Image

Alternator Connector

Porsche 948-603-070-00
4.8L. 3.6L, 2018.
$121.55
MSRP $183.22
Save $61.67
33.7% Off
9A160395300 - : Alternator Pulley for Porsche Image

Alternator Pulley

Porsche 9A1-603-953-00
911, 911 Turbo. All. Boxster. With turbo. Without gt2-rs model. Caymans.
$232.05
MSRP $310.39
Save $78.34
25.2% Off
99660315156 - : Alternator Pulley for Porsche Image

Alternator Pulley

Porsche 996-603-151-56
Without free wheel lock. Auto trans. Caymans. All. With turbo. Boxster. 911. With gt3.
$75.54
MSRP $98.51
Save $22.97
23.3% Off
99907001600 - : Alternator Nut for Porsche Image

Alternator Nut

Porsche 999-070-016-00
$9.80
MSRP $12.35
Save $2.55
20.6% Off

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Keeping Your Porsche Charged with Alternators

Alternators are essential for supplying electrical power and keeping the battery charged while driving. They ensure lights, infotainment, and engine management systems operate correctly. Over time, alternators can wear out due to heat, vibration, or electrical strain. At Delaware Porsche Parts, we provide genuine Porsche alternators built to maintain reliable performance and fit precisely.

Understanding Alternators and Their Function

Alternators\ convert engine energy into electricity to power accessories and charge the battery. A failing alternator can cause dimming lights, weak battery performance, or difficulty starting the car. Using genuine Porsche alternators guarantees accurate voltage output and durability compared to generic aftermarket parts. Combining alternator replacement with a genuine Porsche serpentine belt ensures smooth operation and prevents accessory wear.

Why Alternators Break Down

Alternators wear down from heat exposure, friction, and electrical load over time. Worn bearings, brushes, or voltage regulators can lead to failure. Popular Porsche models such as the 911 and Cayman benefit from scheduled inspections to avoid unexpected electrical issues. Replacing a worn alternator on time keeps the car reliable and protects other electronic components.

Choosing Genuine Porsche Alternators

Genuine Porsche alternators provide precise fit, consistent output, and longer lifespan. They reduce the risk of battery drain and maintain proper function for all electrical systems. For vehicles like the 911 and Cayman, authentic parts maintain factory performance and reliability. Investing in genuine components helps prevent premature failure and keeps the vehicle operating smoothly.

Alternator FAQ

How often should an alternator be replaced?
Alternators typically last between 80,000 to 150,000 miles, but it’s best to inspect them during routine service.

What are signs of a failing alternator?
Dimming lights, slow engine start, or warning lights on the dashboard indicate alternator issues.

Can I use aftermarket alternators?
While cheaper alternatives exist, they may fail sooner or produce inconsistent voltage. Genuine Porsche alternators ensure proper output and longer lifespan.

Do I need other parts when replacing the alternator?
Inspect the serpentine belt and pulleys when replacing an alternator, as worn components can cause additional stress.