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OEM
OEM for Porsche
OEM parts for Porsche at Design911 are chosen by owners who want factory-equivalent specification, predictable fitment and consistent performance, whether maintaining originality or repairing everyday wear.
A Quick Look at OEM
OEM information on this page is based on details supplied by the manufacturer or distributor, plus any OE references provided with the parts.
Choosing the Right Fit for Your Porsche
Where OEM is listed for Porsche, use the supplied model coverage and OE references to confirm suitability. Check details that commonly affect fitment such as model year, side/position, and connector type where relevant.
- Typical reasons people choose OEM include maintaining factory-equivalent specification, avoiding compatibility issues and supporting long-term reliability, especially on safety‑critical systems.
- Common real‑world issues that lead to OEM replacement include leaks, noise, looseness, electrical faults and degraded performance caused by age, heat cycles, corrosion or missed maintenance.
- Before replacing parts, confirm the root cause: many "symptoms" overlap between components, and misdiagnosis can lead to unnecessary OEM part replacements.
- For critical items, prioritise correct specification and documented compatibility over price, and where possible confirm diagnosis with testing rather than relying solely on warning lights or fault codes.
- OEM is often from the same manufacturer as Genuine Porsche but may carry different packaging or part numbers; always match specifications and references when available.
- In some specific cases upgrades can outperform OEM for targeted goals, so decide based on how you use your Porsche (road, track, comfort, originality).
Browse by Category
If you already know the area you are working on, start with the category and then filter by Porsche model. Where real-world symptoms and typical reasons to replace are provided, use them to keep the wording grounded.
Engine Electrical — Engine electrical parts are usually chosen when a Porsche develops starting, charging, ignition or sensor faults that affect drivability; intermittent no‑start, rough running, misfires, poor charging and warning lights are typical reasons to look in this category.
- Confirm faults with basic checks first: battery health, main earths/grounds and connector condition can mimic more serious electrical failures.
- Use live data and guided testing (power, ground and signal checks) rather than relying only on fault codes when deciding which OEM electrical part to replace.
Alternator / Generator — This category covers the main charging unit, replaced when battery warning lights, low voltage readings, dimming lights or repeated flat batteries point to unstable or insufficient charging performance.
- After fitting an alternator or generator, verify charging voltage at idle and under load (lights, blower, heated screens) and listen for abnormal bearing noise.
- Inspect belt condition/tension and main charging cables and grounds, as issues here can mimic alternator failure or shorten the life of a new unit.
Standard Alternator / Genarator — Standard output alternators are used to restore factory charging behaviour where the original unit is worn or failing, giving correct fitment, pulley alignment and OEM‑style warning light behaviour for everyday use.
- For a healthy, largely stock electrical system, a standard‑output alternator is usually sufficient if charging voltage is stable across common loads.
- After replacement, confirm stable charging voltage with a multimeter and check for correct belt alignment to avoid noise and premature wear.
Engine Rebuild Parts — These components are typically replaced during an engine rebuild or when diagnostics show internal wear such as low compression, heavy oil consumption, persistent leaks or abnormal internal noise.
- Before committing to a rebuild, carry out compression and leak‑down tests, bore inspection, and oil/filter analysis to confirm that internal wear is the root cause.
- When the engine is apart, many specialists renew chains, guides, seals, bearings, gaskets and hard‑to‑reach wear items in one go to reduce the chance of repeat strip‑downs.
Engine Valves / Guides / Springs — Valves, guides and springs are usually changed during top‑end work when poor sealing, guide wear or weak springs cause misfires, oil consumption, blue smoke on overrun or loss of high‑rpm stability.
- Leak‑down results that show air escaping via intake or exhaust, together with low or uneven compression, are strong indicators of valve‑side issues.
- Valve stem seals can help, but if guides are significantly worn, smoking may return; performance or high‑rpm use often justifies refreshing springs to reduce valve float.
Explore OEM at Design911
View the current OEM range for Porsche at Design911, then filter by model and category to narrow down to the right parts.

Fits:
Porsche 957 Cayenne 3.0L DIESEL 2007-10
Porsche 958 Cayenne 3.0L DIESEL 2011-18 cars with StopRecuperation without Start/Stop (I7L7)
For vehicles with 12V main current,
Starter Output: 2.0 kW,
Voltage: 12 V,
Number of mounting bores: 3,
Teeth Quant.: 9
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560410800
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel 245HP 2010-17

Reconditioned Starter motor.

Fits:
Porsche 968 1992-95
For vehicles with 12V main current,
Starter Output: 1.7 kW,
Voltage: 12 V,
Number of mounting bores: 2,
Teeth Quant.: 10
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94460410400
The product you are viewing cross references to these numbers
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94

Reconditioned Starter motor.

Fits:
Porsche 958 Cayenne 4.2L DIESEL 2011-18
For vehicles with 12V main current,
Voltage: 12 V,
Number of mounting bores: 3,
Teeth Quant.: 11
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95860411200
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V8 4.2L Diesel 382HP 2010-17

Reconditioned Starter motor.

Fits:
Porsche 958 Cayenne 4.8L 2011-14 (ID58 / ID6V)
Porsche 958 Cayenne 3.6L 2015-18 (IDU2 /IDU3)
Porsche 958 Cayenne 4.8L 2015-18 (IDT1 / IDT5)
Porsche 95B Macan S / GTS 3.0L 2014-18
Porsche 95B Macan Turbo 3.6L 2014-18
For vehicles with 12V main current,
Starter Output: 1.8 kW,
Voltage: 12 V,
Number of mounting bores: 2,
Teeth Quant.: 10
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94860421402
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne V6 3.6L Petrol 300Hp 2010-17
- Porsche 958 Cayenne S V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol 500HP 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol 550HP 2010-17
- Porsche 95B.1 Macan S Petrol 3.0L V6 340Bhp 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 400Bhp 2014-18

Reconditioned Alternator 220AMP
Fits:
Porsche 957 Cayenne 3.0L DIESEL 2010>> (ID50 / I9G10
For vehicles with 12V main current,
Alternator charge current: 220 A,
Number of ribs: 6,
with multi-belt pulley,
Plug-type ID: BSS, (D),
Plug Type: Plug Terminal
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560312000
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10

Reconditioned Alternator 190AMP
Fits:
Porsche 955 Cayenne S 4.5L 2006>>
with engine M 816 09867 >>
Porsche 955 Cayenne Turbo 4.5L 2006>>
with engine M 826 04064 >>
For vehicles with 12V main current,
Alternator charge current: 190 A,
Number of ribs: 7,
with multi-belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 5
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94860301505
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>

Reconditioned Alternator 200AMP
Fits:
Porsche 95B Macan 3.0L V6 TDI 2014-18
For vehicles with 12V main current,
Alternator charge current: 200 A,
Number of ribs: 6,
with freewheel belt pulley,
Plug-type ID: LIN2,
Plug Type: Plug Terminal,
Number of mounting bores: 4
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
059903019L
The product you are viewing cross references to these numbers
- Porsche 95B.1 Macan S Diesel 3.0L V6 258Bhp 2014-18

Reconditioned Alternator 190AMP
Fits:
Porsche 955 Cayenne 3.2L >>2005 (IT31 / I8GR)
* IT31 - Components for basic engine. unit M 022Y
* I8GH - 190-A generator
For vehicles with 12V main current,
Alternator charge current: 190 A,
Number of ribs: 7,
with freewheel belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 4
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560301601
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06

Reconditioned Alternator 190AMP
Fits:
Porsche 957 Cayenne 3.0L DIESEL 2007-2009 (ID50 / I8GH)
For vehicles with 12V main current,
Alternator charge current: 190 A,
Number of ribs: 6,
with multi-belt pulley,
Plug-type ID: BSS, (D),
Plug Type: Plug Terminal,
Number of mounting bores: 4
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560311800
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10

Reconditioned Alternator 90AMP
Fits:
Porsche 924S 1986-88
Porsche 968 CS 1993-95
For vehicles with 12V main current,
Alternator charge current: 90 A,
Number of ribs: 5,
with multi-belt pulley, P
lug-type ID: B+, D+,
Plug Type: Ring Connector,
Number of mounting bores: 3
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94460310900
The product you are viewing cross references to these numbers
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 968 CS 3.0L 1993-95

Reconditioned Alternator 190AMP
Fits:
Porsche 955 Cayenne S 4.5L 2003-06
with engine M >> 816 09866
Porsche 955 Cayenne Turbo 4.5L 2003-06
with engine M >> 826 04063
For vehicles with 12V main current,
Alternator charge current: 190 A,
Number of ribs: 7,
with multi-belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 3
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94860301503
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>

Reconditioned Alternator 150AMP
Fits:
Porsche 981 Boxster 2.7L 2012-16
Porsche 981C Cayman 2.7L 2012-16
For vehicles with 12V main current,
Alternator charge current: 150 A,
Number of ribs: 6,
with multi-belt pulley,
Plug-type ID: LIN2, (D),
Plug Type: Plug Terminal,
Number of mounting bores: 4
Diagram ref no 5
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9A160301600
The product you are viewing cross references to these numbers
- Porsche Boxster 981 2.7L 2012-16
- Porsche Cayman 2.7L 981 2013-16

Reconditioned Alternator 190AMP Number of mounting bores: 6
Fits:
Porsche 955 Cayenne 4.8L S / GTS 2011>> (ID6V)
Porsche 955 Cayenne 4.8L Turbo / Turbo S 2011>> (ID58)
Number of mounting bores: 6
For vehicles with 12V main current,
Alternator charge current: 190 A,
Plug-type ID: BSS, (D),
Plug Type: Plug Terminal,
Click 'Zoom in' for large parts diagram.
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £175.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94860303301
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol 500HP 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol 550HP 2010-17
Fits:
Porsche 955 Cayenne 3.2L 2006>> (IT31 / I8GR)
* IT31 - Components for basic engine. unit M 022Y
* I8GH - 190-A generator
For vehicles with 12V main current,
Alternator charge current: 150 A,
Number of ribs: 6,
with freewheel belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 4
Diagram ref no 6
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560301610
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06

Reconditioned Alternator 150AMP
Fits:
Porsche 955 Cayenne 3.2L 2003-07 (IT31 / I8GR)
* IT31 - Components for basic engine. unit M 022Y
* I8GR - 150-A generator
For vehicles with 12V main current,
Alternator charge current: 150 A,
Number of ribs: 6,
with freewheel belt pulley,
Plug-type ID: L, DFM,
Plug Type: Plug Terminal,
Number of mounting bores: 4
Click 'Zoom in' for large parts diagram.
Diagram ref no 6
Please note:
Reconditioned Alternators are sold on an exchange basis, A surcharge of £84.00 will be held and then refunded when the old one is returned.
- The surcharge for this reconditioned part will be refunded when the exchange unit is received and approved by us and the relevant manufacturer.
- Please note, surcharge refunds often take an average of 6 to 8 weeks to be approved by the manufacturer.
- Acceptance of the exchange part is at the manufacturer's discretion, based on the part being fit for reconditioning.
- All surcharges and exchanges are subject to our terms and conditions.
PLEASE NOTE:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560391701
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06
Fits:
Porsche 986 Boxster 2000-2002 Manual
Porsche 996 2000>> Manual
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99660301206
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005