t a  e 
REF NO. Part categories Parameter
GM GENUINE : L1157 Brake Light Bulb
  • Average Rated Life (HR): 240 ; 
  • Brightness (CP): 32 ; 
  • Brightness (LU): 402 ; 
  • Bulb Base Type: Bayonet ; 
  • Bulb Color: Clear ; 
  • Bulb Finish: Clear ; 
  • Bulb Material: Glass ; 
  • Bulb Technology: Incandescent ; 
  • Bulb Type: L1157 ; 
  • DOT Approved: Yes ; 
  • Diameter (IN): 1.04 ; 
  • Diameter (MM): 26.5 ; 
  • Filament Quantity: 2 ; 
  • Secondary Amperage Rating: 0.59 ; 
  • Secondary Average Rated Life (HR): 800 ; 
  • Secondary Brightness (CP): 3 ; 
  • Secondary Brightness (LU): 38 ; 
  • Secondary Voltage (2H): 12 ; 
  • Secondary Wattage: 8 ; 
  • Terminal Quantity: 2 ; 
  • Terminal Type: Pressure Contact ; 
  • Voltage: 12.8 VDC ; 
  • Voltage (2H): 12 ; 
  • Wattage: 27 ; 
  • Wiring Harness Included: No ; 
GM GENUINE : 84639025 Brake Light Bulb
  • Bulb Base Type: Wedge ; 
  • Bulb Color: Clear ; 
  • Bulb Finish: Clear ; 
  • Bulb Material: Glass ; 
  • Bulb Technology: Incandescent ; 
  • Bulb Type: 3157 7K ; 
  • DOT Approved: Yes ; 
  • Diameter (IN): 1 ; 
  • Diameter (MM): 25.4 ; 
  • Filament Quantity: 2 ; 
  • Filament Type: C6 ; 
  • Secondary Filament Type: C6 ; 
  • Secondary Voltage (2H): 12 ; 
  • Secondary Wattage: 7 ; 
  • Voltage (2H): 12 ; 
  • Volume (cu in): 22.38cu in ; 
  • Wattage: 27 ; 
SYLVANIA : 2057LED Brake Light Bulb
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