Replacement seat adjustment knob for classic Porsche seat frames, used to control the backrest angle through the seat recliner mechanism. This knob replaces worn, missing, or damaged original knobs and restores proper operation of the seat adjustment system.

The part is designed to match the fit and dimensions of the factory component and installs directly onto the seat adjustment mechanism without modification. It is suitable for several classic Porsche models that share the same seat hardware.

For Porsche: compatible with 924, 928, 930 and 944 models.
For Porsche 911: compatible with 1974–1989 models.

Replaces original Porsche part number 91152138102.

Parts included: one seat adjustment knob for Porsche seat frames

Material: durable plastic with factory-style texture and finish

Color matching not necessary

Possible to mix and match with original Porsche seat components

Lead time: 2–3 days