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Drive Flange. Porsche 911 1969-1970 ❭ 90133220915
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
Restore the correct drivetrain interface on your classic Porsche 911 with this genuine OEM drive flange. Designed for the early 911 series and featuring chilled-casting construction, this joint-flange connects the transmission/differential output to the driveshaft or axle stub, ensuring proper fitment, alignment and torque transfer.
Sold Each.
x2 Required Per Car.
NOTE: LAST 1 IN STOCK
Fits:
- Porsche 911 1969 2.0L / 912 SWB (F)
- Porsche 911 1970 2.2L / 2.4L / 2.7L RS LWB (F)
Diagram Ref No 12
What This Product Does:
- The drive/differential flange is a mechanical component that connects the output of the transmission or differential to the driveshaft or stub axle. It provides a rigid mounting interface for torque transfer from the gearbox/diff to the driveshaft or axle.
- In vehicles with rear-mounted engines (such as early 911s), the correct flange is critical for aligning rotational components, maintaining correct driveshaft geometry, sealing, and ensuring correct load distribution in the drivetrain.
- A good flange ensures the driveshaft is properly secured and aligned; if the flange is worn, damaged or the wrong part, then driveline vibration, misalignment, drive-loss or leak issues may occur.
Symptoms & Signs You Might Need Replacement:
- Driveline vibration or shudder at higher speeds or under load – a worn, damaged or mis-matched flange may cause flex or misalignment.
- Noise or play at the transmission/differential output – e.g., you hear knocking, clunking or see movement at the flange coupling.
- Oil leak at the flange mating surface – if the flange’s sealing face is worn or the mating surround is compromised, fluid may leak from the gearbox/differential.
- Reduces risk of vibration, misalignment or failure: A flange that is worn, improperly sized or mismatched can lead to drivetrain or transmission stresses, early bearing wear, or even catastrophic driveshaft failure.
- Sealing & durability: Proper flange helps maintain gearbox/differential sealing and ensures reliable connection under torsional load.
- Installation efficiency: When replacing major drivetrain components, installing the correct flange reduces risk of repeat service and ensures correct torque path from engine to wheels.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133220915
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