Porsche 911 G 930 924 944 928 Backrest Adjustment Knob 91152138102

Tired of wrestling with a cracked backrest knob in your classic Porsche? This genuine style replacement brings your seat adjustment back to life—no more stuck positions or broken plastic frustrations. Over decades of use, these knobs become brittle and prone to cracking under normal operation. A broken adjustment mechanism means your seat gets locked in place, robbing you of comfort on long drives. Whether you're overhauling your interior, replacing seat covers, or simply restoring your cabin to showroom condition, swapping in a fresh knob is the perfect finishing touch.

Engineered by Partworks, the German specialists trusted by 130,000+ classic car enthusiasts worldwide, this knob matches original specifications exactly—sometimes even exceeding them. Their in-house engineering team and rigorous internal testing ensure every part meets the exacting standards Porsche owners demand. Backed by DIN ISO 9001 certification, you're getting OEM-quality reliability without compromise. Installation is straightforward, and the knob restores full seat adjustability instantly.

A small detail that makes a big difference in daily driving enjoyment.

Fits 911 G, 930 Turbo, 924, 928 (to '86), and 944 (to June '85).

Reference numbers: 91152138102, 91152138100, 91152138300.