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Porsche // 992 (911) MK1 2019-2024 // 992.1 Carrera 4 3.0L 2019-24
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Alternator belt. Porsche 964 (965) Turbo - 99919234550
99919234550/2
Vehicle Group
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Information
Alternator Belt
OE Match replacement alternator belt for Porsche 964 turbo
models, manufactured in the correct 9.5 x 785mm size.
Fits:
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Diagram Ref No 13A
The alternator belt is an important service component, transferring engine rotation to the alternator and helping maintain the vehicle's electrical charging system. A worn, cracked or incorrectly tensioned belt can slip or fail, resulting in reduced alternator performance and potentially leaving the vehicle without adequate battery charging.
What Does the Alternator Belt Do?
The alternator belt mechanically drives the alternator from the engine. As the engine runs, the belt transfers rotation to the alternator pulley, allowing the alternator to generate electricity and maintain battery charge.
Correct belt condition and tension are therefore essential for reliable operation of the charging system.
Why Do Alternator Belts Fail?
Drive belts are exposed to continuous movement, heat and changing engine speeds. The rubber material gradually deteriorates with age even on vehicles covering relatively low mileage.
Common causes of failure include:
Age-related rubber deterioration Cracking or splitting Incorrect belt tension Pulley misalignment Oil contamination Excessive heat Worn or damaged pulleys Long periods of vehicle storageWhen Should It Be Replaced?
The alternator belt should be replaced if inspection reveals cracking, fraying, glazing, hardening or other deterioration.
Other warning signs can include:
Squealing or slipping noises Charging system problems Visible belt damage Difficulty maintaining correct belt tension Excessive belt movementOn classic Porsche models, periodic visual inspection is advisable regardless of mileage because deterioration can occur simply through age.
Checks During Replacement
When fitting a new alternator belt, also inspect:
Alternator pulley Crankshaft pulley Belt running surfaces Belt alignment Correct belt tension Associated mounting hardware Signs of oil contaminationCorrect tension is important: an excessively loose belt can slip, while excessive tension can place unnecessary load on bearings and associated components.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99919234550
99919234550
The product you are viewing cross references to these numbers
Price: £9.00
In stock
Related products
Vehicle Group
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche Boxster 981 Spyder 3.8L 2016
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp) 01/2019>>
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp) 01/2019>>
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560 Bhp) 2014-16
- Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2S 3.0L 2024>>
- Porsche 992.2 Carrera T 3.0L 2024>>
- Porsche 992.2 Carrera 4S 3.0L 2024>>
- Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
Information
Drive Belt. Porsche 981 / 981C / 991.1 / 991.2 / 992 / GT4
Fits:
Porsche 991.1 Carrera 3.4L 2012-16 Engine MA1.04
Porsche 991.1 Carrera S 3.8L 2012-2016 Engine MA1.03
Cars without PDCC
Porsche 991.2 Carrera 3.0L 2017>> Engine MDC.KA
Cars without sport chassis
Porsche 992 Carrera
Porsche 992 S and GTS from 15.06.20
Cars without PDCC
Porsche 992.2 Carrera 2
Porsche 991.1 Turbo 3.8L 2014-18 Engine MA1.71
Porsche 991.2 Turbo 3.8L 2018-20
Cars without PDCC
Porsche 981 Boxster 2012-16
Porsche 981SP Boxster Spyder 2016
Porsche 982 (718) Boxster GTS 4.0Ltr
Porsche 981C Cayman 2014-16
Porsche 981 Cayman GT4 2016
Porsche 982C (718C) Cayman GTS 4.0Ltr
Diagram ref no 7
Related reference numbers
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0PB903137G
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Fits:
Porsche 991.1 Carrera 3.4L 2012-16 Engine MA1.04
Porsche 991.1 Carrera S 3.8L 2012-2016 Engine MA1.03
Cars without PDCC
Porsche 991.2 Carrera 3.0L 2017>> Engine MDC.KA
Cars without sport chassis
Porsche 992 Carrera
Porsche 992 S and GTS from 15.06.20
Cars without PDCC
Porsche 992.2 Carrera 2
Porsche 991.1 Turbo 3.8L 2014-18 Engine MA1.71
Porsche 991.2 Turbo 3.8L 2018-20
Cars without PDCC
Porsche 981 Boxster 2012-16
Porsche 981SP Boxster Spyder 2016
Porsche 982 (718) Boxster GTS 4.0Ltr
Porsche 981C Cayman 2014-16
Porsche 981 Cayman GT4 2016
Porsche 982C (718C) Cayman GTS 4.0Ltr
Diagram ref no 7
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0PB903137G
9A110221800
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0PB903137A
0PB903137G
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Price: £57.72
In stock
Vehicle Group
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche Boxster 981 Spyder 3.8L 2016
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp) 01/2019>>
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp) 01/2019>>
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560 Bhp) 2014-16
- Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
Information
Drive Belt. Porsche 981 / 981C / 991.1 / 991.2 / 992 / GT4.
6 Ribs | Width: 21.36mm | Length: 1768mm.
Fits:
Porsche 991.1 Carrera 3.4L 2012-16 Engine MA1.04
Porsche 991.1 Carrera S 3.8L 2012-2016 Engine MA1.03
Cars without PDCC
Porsche 991.2 Carrera 3.0L 2017>> Engine MDC.KA
Cars without sport chassis
Porsche 992 Carrera
Porsche 992 S and GTS from 15.06.20
Cars without PDCC
Porsche 991.1 Turbo 3.8L 2014-18 Engine MA1.71
Porsche 991.2 Turbo 3.8L 2018-20
Cars without PDCC
Porsche 981 Boxster 2012-16
Porsche 981SP Boxster Spyder 2016
Porsche 718 Boxster GTS 4.0Ltr
Porsche 981C Cayman 2014-16
Porsche 981 Cayman GT4 2016
Porsche 718 Cayman GTS 4.0Ltr
Diagram ref no 7
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6 Ribs | Width: 21.36mm | Length: 1768mm.
Fits:
Porsche 991.1 Carrera 3.4L 2012-16 Engine MA1.04
Porsche 991.1 Carrera S 3.8L 2012-2016 Engine MA1.03
Cars without PDCC
Porsche 991.2 Carrera 3.0L 2017>> Engine MDC.KA
Cars without sport chassis
Porsche 992 Carrera
Porsche 992 S and GTS from 15.06.20
Cars without PDCC
Porsche 991.1 Turbo 3.8L 2014-18 Engine MA1.71
Porsche 991.2 Turbo 3.8L 2018-20
Cars without PDCC
Porsche 981 Boxster 2012-16
Porsche 981SP Boxster Spyder 2016
Porsche 718 Boxster GTS 4.0Ltr
Porsche 981C Cayman 2014-16
Porsche 981 Cayman GT4 2016
Porsche 718 Cayman GTS 4.0Ltr
Diagram ref no 7
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0PB903137G
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Price: £29.50
In stock
Vehicle Group
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche Boxster 981 Spyder 3.8L 2016
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp) 01/2019>>
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp) 01/2019>>
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520 Bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560 Bhp) 2014-16
- Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
- Porsche 992.1 Carrera 2 3.0L 2019-24
- Porsche 992.1 Carrera 4 3.0L 2019-24
- Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
- Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
- Porsche 992.2 Carrera 2 3.0L 2024>>
- Porsche 992.2 Carrera 2S 3.0L 2024>>
- Porsche 992.2 Carrera T 3.0L 2024>>
- Porsche 992.2 Carrera 4S 3.0L 2024>>
- Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
Information
Drive belt
This OE Match drive belt is a replacement auxiliary / serpentine belt for selected Porsche 981, 981C Cayman, 991.1, 991.2, 992, and GT4 models. This drive belt fits on the engine auxiliary belt drive system. It runs around the designated pulleys according to the factory belt routing for the specific Porsche model and engine type.
Fits:
Porsche 991.1 Carrera 3.4L 2012-16 Engine MA1.04
Porsche 991.1 Carrera S 3.8L 2012-2016 Engine MA1.03
Cars without PDCC
Porsche 991.2 Carrera 3.0L 2017>> Engine MDC.KA
Cars without sport chassis
Porsche 992 Carrera
Porsche 992 S and GTS from 15.06.20
Cars without PDCC
Porsche 992.2 Carrera 2
Porsche 991.1 Turbo 3.8L 2014-18 Engine MA1.71
Porsche 991.2 Turbo 3.8L 2018-20
Cars without PDCC
Porsche 981 Boxster 2012-16
Porsche 981SP Boxster Spyder 2016
Porsche 982 (718) Boxster GTS 4.0Ltr
Porsche 981C Cayman 2014-16
Porsche 981 Cayman GT4 2016
Porsche 982C (718C) Cayman GTS 4.0Ltr
Diagram ref no 7
The drive belt transfers rotational power from the engine pulley system to the auxiliary components. Depending on the vehicle specification, it may drive components such as the alternator, water pump, air conditioning compressor, or other belt-driven accessories. A correctly tensioned and good-condition belt is essential for reliable engine and charging system operation.
Functions
• Drives engine auxiliary components
• Helps power belt-driven systems such as charging, cooling, and air conditioning
• Supports reliable alternator and accessory operation
• Helps maintain correct auxiliary pulley function
• Replaces cracked, worn, noisy, stretched, or damaged original belts
• Supports smooth and efficient engine accessory drive operation
• OE Match replacement for routine service and preventative maintenance.
Why Replace This Part?
Drive belts are exposed to heat, friction, tension, pulley load, oil contamination, and age-related wear. Over time, the belt can crack, glaze, stretch, fray, squeal, or lose grip. A worn belt can cause belt noise, charging issues, cooling problems, air conditioning faults, or complete accessory drive failure. Replacing the drive belt helps maintain reliability and prevents avoidable breakdowns.
When to Replace This Part
• The belt is cracked, frayed, glazed, or visibly worn
• Squealing or chirping noises are heard from the belt area
• The belt has become contaminated with oil or coolant
• The auxiliary belt tensioner or pulleys are being replaced
• Charging, cooling, or air conditioning performance is affected
• The belt has been removed during engine service
• Preventative replacement is being carried out during routine maintenance
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0PB903137G
The product you are viewing cross references to these numbers
This OE Match drive belt is a replacement auxiliary / serpentine belt for selected Porsche 981, 981C Cayman, 991.1, 991.2, 992, and GT4 models. This drive belt fits on the engine auxiliary belt drive system. It runs around the designated pulleys according to the factory belt routing for the specific Porsche model and engine type.
Fits:
Porsche 991.1 Carrera 3.4L 2012-16 Engine MA1.04
Porsche 991.1 Carrera S 3.8L 2012-2016 Engine MA1.03
Cars without PDCC
Porsche 991.2 Carrera 3.0L 2017>> Engine MDC.KA
Cars without sport chassis
Porsche 992 Carrera
Porsche 992 S and GTS from 15.06.20
Cars without PDCC
Porsche 992.2 Carrera 2
Porsche 991.1 Turbo 3.8L 2014-18 Engine MA1.71
Porsche 991.2 Turbo 3.8L 2018-20
Cars without PDCC
Porsche 981 Boxster 2012-16
Porsche 981SP Boxster Spyder 2016
Porsche 982 (718) Boxster GTS 4.0Ltr
Porsche 981C Cayman 2014-16
Porsche 981 Cayman GT4 2016
Porsche 982C (718C) Cayman GTS 4.0Ltr
Diagram ref no 7
The drive belt transfers rotational power from the engine pulley system to the auxiliary components. Depending on the vehicle specification, it may drive components such as the alternator, water pump, air conditioning compressor, or other belt-driven accessories. A correctly tensioned and good-condition belt is essential for reliable engine and charging system operation.
Functions
• Drives engine auxiliary components
• Helps power belt-driven systems such as charging, cooling, and air conditioning
• Supports reliable alternator and accessory operation
• Helps maintain correct auxiliary pulley function
• Replaces cracked, worn, noisy, stretched, or damaged original belts
• Supports smooth and efficient engine accessory drive operation
• OE Match replacement for routine service and preventative maintenance.
Why Replace This Part?
Drive belts are exposed to heat, friction, tension, pulley load, oil contamination, and age-related wear. Over time, the belt can crack, glaze, stretch, fray, squeal, or lose grip. A worn belt can cause belt noise, charging issues, cooling problems, air conditioning faults, or complete accessory drive failure. Replacing the drive belt helps maintain reliability and prevents avoidable breakdowns.
When to Replace This Part
• The belt is cracked, frayed, glazed, or visibly worn
• Squealing or chirping noises are heard from the belt area
• The belt has become contaminated with oil or coolant
• The auxiliary belt tensioner or pulleys are being replaced
• Charging, cooling, or air conditioning performance is affected
• The belt has been removed during engine service
• Preventative replacement is being carried out during routine maintenance
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0PB903137G
9A110221800
6K1767
6PK1767
0PB903137A
0PB903137G
The product you are viewing cross references to these numbers
Price: £23.60
In stock