The gear lever knob, handbrake lever, and pedals were all custom made by Sparco. In adjustable thermostats another contact is positioned with a regulating knob or lever. New option this year was a wiper/washer switch mounted in the shift lever knob. Leather interior including shift knob, door panel inserts, and steering wheel were optional. The interior included black cloth bucket seats, sport shift knob, and pedal covers. Upscale New Yorker models feature leather-trimmed seats, steering wheel, shift knob and door inserts. A cocking knob was pulled until cocked. The switch was moved to the top of the gearshift knob in 1977. Interior accessories included a factory performance shift knob and trim. The knob is present ahead of the gearshift knob on the dashboard. Mechanical switches usually have a rotary knob to select between computers. The modes are changed by the "eManettino" knob present on the steering wheel. The volume slider has also been replaced with a volume knob. Five settings are available via a rotary knob on the centre console. The shift pattern is usually molded or printed on or near the gear knob.