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Tiptronic Switch, Without Cover. Porsche 986 Boxster / 996 1998-05 - 99634783100
99634783100
Vehicle Group
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- 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
- Porsche 996 TURBO 2000-05
Information
Tiptronic Switch, Without Cover.
Upgrade or restore your Porsche steering wheel’s manual-shift capability with this genuine Tiptronic shift-switch assembly. Designed for Porsche 911 (996 series) and Boxster models equipped with the Tiptronic or steering-wheel shift option (option code M432), this unit installs into the steering wheel (without the wheel cover) and enables manual gear-up/gear-down requests via the steering wheel.
Fits:
432 - Steering Wheel With Tiptronic Control
436 - 3-Spoke Airbag Steering Wheel
249 - Tiptronic Transmission
Diagram Ref No 5
What This Product Does:
Symptoms Of Wear Or Failure:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99634783100
The product you are viewing cross references to these numbers
Upgrade or restore your Porsche steering wheel’s manual-shift capability with this genuine Tiptronic shift-switch assembly. Designed for Porsche 911 (996 series) and Boxster models equipped with the Tiptronic or steering-wheel shift option (option code M432), this unit installs into the steering wheel (without the wheel cover) and enables manual gear-up/gear-down requests via the steering wheel.
Fits:
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- 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
- Porsche 996 TURBO 2000-05
432 - Steering Wheel With Tiptronic Control
436 - 3-Spoke Airbag Steering Wheel
249 - Tiptronic Transmission
Diagram Ref No 5
What This Product Does:
- The switch assembly allows the driver to manually request a gear up or gear down change via the steering wheel (or a stalk) in a car equipped with the Tiptronic or manual-mode automatic transmission.
- When pressed, the switch sends a signal to the transmission control unit (TCU) or shift logic unit, telling the system that the driver wants a gear shift (up or down). The system then executes the shift accordingly (assuming conditions are safe).
- It enables a more engaging driving experience: rather than fully automatic shifts, the driver can intervene via the steering wheel — especially useful for sporty driving or when you want more control.
- Since this switch is mounted in the steering column or wheel housing, it must integrate electrically and mechanically with the steering wheel, clock spring (slip ring), airbag wiring (if present), and shift logic.
Symptoms Of Wear Or Failure:
- Gear shift requests not registering: you press the paddle or switch and the transmission does nothing or delays shifting — the switch may not be signalling properly.
- Unexpected behavior: the shift logic may behave erratically (e.g., unintended shifts, no response) because the input is corrupted or erratic.
- Warning lights or error codes: your TCU or instrument cluster may log faults relating to gear shift input, steering wheel controls, or slip-ring/clock-spring issues.
- Physical damage or wear: the switch may feel loose in the wheel, or the button might require unusual force; wiring or connectors may be degraded; slip-ring may be worn causing intermittent signal loss.
- Having a fully functioning shift-switch on a Tiptronic or manual-mode automatic is key for driver control and engagement. If the switch fails, you lose an important ergonomic interface.
- From a safety standpoint: faults in steering-wheel mounted switch modules can impact other systems (airbag wiring, steering-column controls) or cause unexpected behaviors — replacing a faulty assembly restores correct integration.
- For vehicles being restored, modified or where the steering wheel has been replaced/modified, ensuring the correct switch unit is fitted (and the “without cover” variant matches your wheel) is important for fitment, function and resale value.
- Proper repair avoids repeated diagnostic and repair costs. A degraded switch can lead to transmission control faults, which may require expensive fault-finding.
- Ensures longevity: wiring, mechanical integrity, and switch responsiveness degrade over time; replacing it pre-emptively improves reliability.
Related reference numbers
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99634783100
99634783100
99334783100
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Price: €710.09
In stock
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Information
Steering wheel contact ring - for Heated Steering Wheel
Fits:
Porsche 987.2 Boxster - 2009 to 2012
Porsche 987.2 Cayman - 2009 to 2012
Porsche 997.2 turbo / GT2 - 2009 to 2012
Porsche 957 Cayenne - 2007 to 2010
For cars with Option Codes
345 - Steering wheel heating (987.2 / 997.2)
2PH - Leather steering wheel for airbag - 3 spokes, heated (Cayenne)
1MD - Leather steering wheel for airbag - 3 spokes, heated, two-colour (Cayenne)
1MW - Leather steering wheel for airbag system - 3 spokes, padded (Cayenne)
2PR - Alcantara steering wheel - 3 spokes, heated, padded (Cayenne)
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95565221122
The product you are viewing cross references to these numbers
Fits:
Porsche 987.2 Boxster - 2009 to 2012
Porsche 987.2 Cayman - 2009 to 2012
Porsche 997.2 turbo / GT2 - 2009 to 2012
Porsche 957 Cayenne - 2007 to 2010
For cars with Option Codes
345 - Steering wheel heating (987.2 / 997.2)
2PH - Leather steering wheel for airbag - 3 spokes, heated (Cayenne)
1MD - Leather steering wheel for airbag - 3 spokes, heated, two-colour (Cayenne)
1MW - Leather steering wheel for airbag system - 3 spokes, padded (Cayenne)
2PR - Alcantara steering wheel - 3 spokes, heated, padded (Cayenne)
Diagram ref no 3
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95565221122
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95565221121
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Price: €131.07
Orderable
Information
Rennline Steering Wheel Quick Disconnect Rev B.
Tapered Socket. Universal.
Rennline has adapted Porsche Motorsports engineering with our own style and design to give you the highest quality quick release hub on the market. Unlike similar units on the market, this hub has a tapered asymmetrical socket that eliminates any chance of looseness as the hub breaks in. Rennline Quick Releases are equipped with spring loaded roll pins to allow for a seamless one hand removal which is vital in any emergency situation. All critical components are precision machined from anodized 7075 aircraft grade aluminum and designed to work with the standard 6 bolt pattern found on most Momo, OMP, and Sparco wheels.
Note: Pictures may not show actual product.
Tapered Socket. Universal.
Rennline has adapted Porsche Motorsports engineering with our own style and design to give you the highest quality quick release hub on the market. Unlike similar units on the market, this hub has a tapered asymmetrical socket that eliminates any chance of looseness as the hub breaks in. Rennline Quick Releases are equipped with spring loaded roll pins to allow for a seamless one hand removal which is vital in any emergency situation. All critical components are precision machined from anodized 7075 aircraft grade aluminum and designed to work with the standard 6 bolt pattern found on most Momo, OMP, and Sparco wheels.
Note: Pictures may not show actual product.
Prices from: €552.24
Vehicle Group
- Porsche Boxster 718 2.0L Manual (300 Bhp) 2017>>
- Porsche Boxster 718 2.0L PDK (300 Bhp) 2017>>
- Porsche Boxster S 718 2.5L Manual (350 Bhp) 05/2017>>
- Porsche Boxster S 718 2.5L PDK (350 Bhp) 05/2017>>
Information
Steering wheel cover, Carbon.
Fits:
Porsche 718 Boxster
Special order: Please note it usually takes 8 weeks for us to receive this from supplier as this is special order part.
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PS32G071-CF
The product you are viewing cross references to these numbers
Fits:
Porsche 718 Boxster
Special order: Please note it usually takes 8 weeks for us to receive this from supplier as this is special order part.
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PS32G071-CF
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Price: €460.20
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