1991 Nissan Hardbody Truck Stereo Wiring Information
Radio Battery Constant 12v+ Wire: Red/Green
Radio Accessory Switched 12v+ Wire: Green/White
Radio Ground Wire: Chassis
Radio Illumination Wire: Pink/Green
Left Front Speaker Positive Wire (+): Brown/White
Left Front Speaker Negative Wire (-): Brown/Blue
Right Front Speaker Positive Wire (+): Brown/White
Right Front Speaker Negative Wire (-): Black/Red
Left Rear Speaker Positive Wire (+): Red
Left Rear Speaker Negative Wire (-): Green
Right Rear Speaker Positive Wire (+): Blue
Right Rear Speaker Negative Wire (-): Pink
1991 Nissan Hardbody Truck Speaker Sizes
Audio Front Speakers Size: 4″ x 6″ Speakers
Audio Rear Speakers Size: 6 1/2″ Speakers
The following information is currently not available:
Stereo Dimmer Wire
Stereo Antenna Trigger Wire
Stereo Amp Trigger Wire
*If you know any of the above or any other missing information please use the comment box below to notify us.