Bulb No. 1156, 12V Size 3-1/2″ dia. x 4-3/8″ (W) x 5-1/2″ (H) Stud: 20 thread, 1/2″ dia., 1-11/16″ long Material Chrome die cast housing and glass lens Chrome plastic bezel w/ visor or stainless steel bezel Wire Connection 1 Wire, 18 Gauge Unit & Package Sold by each, carded for display w/ Cr. Plastic Bezel with Visor (93709) w/ S.S. Bezel (92505) Function Lens Style Lens Color 78120 78110 Marker & Clearance Regular Dark Amber 78121 78111 Marker & Clearance Regular Light Amber 78123 78113 Marker & Clearance Watermelon Dark Amber 78124 78114 Marker & Clearance Watermelon Light Amber 78125 78115 Marker & Clearance Watermelon Red 78126 78116 Marker & Clearance Reflector Dark Amber 78128 78118 Marker & Clearance Reflector Red