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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Related, superseded, cross reference or alternative numbers for comparison.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
Related, superseded, cross reference or alternative numbers for comparison.
99634783100
99634783100
99334783100
The product you are viewing cross references to these numbers
Price: €710.09
In stock
Related products
Vehicle Group
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- 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
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Information
Steering Wheel Horn Contact
Use with Porsche 964 and 993 models cars which have an steering wheel airbag.
Order when ordering Part No ID993347084808YR
- Porsche 964 1990-94
- Porsche 993 1994-97
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96465210400
The product you are viewing cross references to these numbers
Use with Porsche 964 and 993 models cars which have an steering wheel airbag.
Order when ordering Part No ID993347084808YR
- Porsche 964 1990-94
- Porsche 993 1994-97
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96465210400
96465210400
The product you are viewing cross references to these numbers
Price: €31.18
In stock
Vehicle Group
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- 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
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Information
The B-G Steering Wheel Quick Release System allows the user to quickly and easily attach/detach the majority of aftermarket steering wheels from the hub, offering the ultimate anti-theft solution by allowing complete removal of the steering wheel when not in use.
Materials: ALUMINIUM
Feature: PUSH PIN RELEASE
Sizes: 60MM Depth
Fits:
Porsche 911 1974-89
Porsche 964 1989-94
Porsche 968 1992-95
Porsche 924S 1986-88
Porsche 944 1986>>
Porsche 928 1978-95
The B-G Quick Release Steering Wheel System is designed for fitment to most aftermarket steering wheels, including all of the MOMO range. Machined from high-quality aluminium and finished in satin black / polished aluminium, the system features a fail-safe push pin system to prevent premature unlocking, but allows rapid removal of the steering wheel when required.
The B-G system is particularly suited to cars where optimum steering wheel height leaves little clearance when driving, but also enables greater flexibility when prepping an alternative driving seat/steering wheel combination.
Materials: ALUMINIUM
Feature: PUSH PIN RELEASE
Sizes: 60MM Depth
Fits:
Porsche 911 1974-89
Porsche 964 1989-94
Porsche 968 1992-95
Porsche 924S 1986-88
Porsche 944 1986>>
Porsche 928 1978-95
The B-G Quick Release Steering Wheel System is designed for fitment to most aftermarket steering wheels, including all of the MOMO range. Machined from high-quality aluminium and finished in satin black / polished aluminium, the system features a fail-safe push pin system to prevent premature unlocking, but allows rapid removal of the steering wheel when required.
The B-G system is particularly suited to cars where optimum steering wheel height leaves little clearance when driving, but also enables greater flexibility when prepping an alternative driving seat/steering wheel combination.
Price: €176.99
In stock
Vehicle Group
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- 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
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Information
B-G 60mm steering wheel spacer, brings the steering wheel closer to the driver, for increased comfort. Multi drilled to accommodate most aftermarket steering wheels.
Materials: ALUMINIUM
Sizes: 60MM
Fits:
Porsche 911 1974-89
Porsche 964 1989-94
Porsche 968 1992-95
Porsche 924S 1986-88
Porsche 944 1986>>
Porsche 928 1978-95
The B-G Racing 60mm Steering Wheel Spacer which comes in a black anodised finish is made from high quality aluminium and comes complete with fixing screws.
Multi-drilled for both 6x70mm and 6x74mm PCD bolt patterns to accommodate the majority of aftermarket steering wheels, enabling cross compatibility between hub kits and steering wheels with either 6x70mm or 6x74mm PCD patterns. This means you can use your MOMO steering wheel with your Nardi-Personal hub kit or vice versa. Can also be utilised as a simple hub spacer when used with a steering wheel and hub kit with identical PCD bolt patterns.
The B-G Racing Steering Wheel Spacer is also available in sizes: 10mm, 20mm, 40mm, 80mm, 100mm and 120mm, sold separately.
• First Class Design
• Impeccable Racing Pedigree
• Suitable for Simulators
• One Year Warranty
Please Note: If you need to fit a horn button in the centre of your steering wheel, please also purchase the B-G Racing Low Profile Horn Button Retaining Ring.
Materials: ALUMINIUM
Sizes: 60MM
Fits:
Porsche 911 1974-89
Porsche 964 1989-94
Porsche 968 1992-95
Porsche 924S 1986-88
Porsche 944 1986>>
Porsche 928 1978-95
The B-G Racing 60mm Steering Wheel Spacer which comes in a black anodised finish is made from high quality aluminium and comes complete with fixing screws.
Multi-drilled for both 6x70mm and 6x74mm PCD bolt patterns to accommodate the majority of aftermarket steering wheels, enabling cross compatibility between hub kits and steering wheels with either 6x70mm or 6x74mm PCD patterns. This means you can use your MOMO steering wheel with your Nardi-Personal hub kit or vice versa. Can also be utilised as a simple hub spacer when used with a steering wheel and hub kit with identical PCD bolt patterns.
The B-G Racing Steering Wheel Spacer is also available in sizes: 10mm, 20mm, 40mm, 80mm, 100mm and 120mm, sold separately.
• First Class Design
• Impeccable Racing Pedigree
• Suitable for Simulators
• One Year Warranty
Please Note: If you need to fit a horn button in the centre of your steering wheel, please also purchase the B-G Racing Low Profile Horn Button Retaining Ring.
Price: €76.70
In stock