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» Ignition Systems
» Trigger Coil
Product ID 21-503

Trigger Coil: 500 OHM 21_503

Trigger Coil (500 OHM): This piece comes off the stator leads and is enclosed in black plastic.

Fits 1995-2013 Yamaha YFM350; 2008-2013 Yamaha YXR7F; 1996-2012 Yamaha YFM400; 2001-2008 Yamaha YFM660; 2006-2011 Aprilia SXV 450; 2006-2011 Aprilia SXV 550; 2006-2009 Aprilia RXV550; 2006-2008 Aprilia RXV450; 1999-2010 Suzuki GZ250; 2008-2010 Suzuki LTA400F; 2001-2007 Suzuki DRZ250 and more. See the full fitment chart below for every year and model this part covers. Trigger coil, also called a pick-up or crank sensor coil, which tells the ignition when to fire. Trigger polarity matters, so email us if you are unsure which part your machine needs. Includes Rick's one year replacement warranty.

Price: $77.95

This part fits the following vehicles:

  • Trigger Coil: 500 OHM 21_503 for a 2006  Aprilia Dirt Bike  RXV450 
  • Trigger Coil: 500 OHM 21_503 for a 2007  Aprilia Dirt Bike  RXV450 
  • Trigger Coil: 500 OHM 21_503 for a 2008  Aprilia Dirt Bike  RXV450 
  • Trigger Coil: 500 OHM 21_503 for a 2006  Aprilia Dirt Bike  RXV550 
  • Trigger Coil: 500 OHM 21_503 for a 2007  Aprilia Dirt Bike  RXV550 
  • Trigger Coil: 500 OHM 21_503 for a 2008  Aprilia Dirt Bike  RXV550 
  • Trigger Coil: 500 OHM 21_503 for a 2009  Aprilia Dirt Bike  RXV550 
  • Trigger Coil: 500 OHM 21_503 for a 2006  Aprilia Street Bike  SXV 450 
  • Trigger Coil: 500 OHM 21_503 for a 2007  Aprilia Street Bike  SXV 450 
  • Trigger Coil: 500 OHM 21_503 for a 2008  Aprilia Street Bike  SXV 450 
  • Trigger Coil: 500 OHM 21_503 for a 2009  Aprilia Street Bike  SXV 450  Street Legal Model
  • Trigger Coil: 500 OHM 21_503 for a 2010  Aprilia Street Bike  SXV 450  Street Legal Model
  • Trigger Coil: 500 OHM 21_503 for a 2011  Aprilia Street Bike  SXV 450  Street Legal Model
  • Trigger Coil: 500 OHM 21_503 for a 2006  Aprilia Street Bike  SXV 550 
  • Trigger Coil: 500 OHM 21_503 for a 2007  Aprilia Street Bike  SXV 550 
  • Trigger Coil: 500 OHM 21_503 for a 2008  Aprilia Street Bike  SXV 550 
  • Trigger Coil: 500 OHM 21_503 for a 2009  Aprilia Street Bike  SXV 550  Street Legal Model
  • Trigger Coil: 500 OHM 21_503 for a 2010  Aprilia Street Bike  SXV 550  Street Legal Model
  • Trigger Coil: 500 OHM 21_503 for a 2011  Aprilia Street Bike  SXV 550  Street Legal Model
  • Trigger Coil: 500 OHM 21_503 for a 2008  Suzuki ATV  LTA400F  KingQuad
  • Trigger Coil: 500 OHM 21_503 for a 2009  Suzuki ATV  LTA400F  KingQuad
  • Trigger Coil: 500 OHM 21_503 for a 2010  Suzuki ATV  LTA400F  KingQuad
  • Trigger Coil: 500 OHM 21_503 for a 2001  Suzuki Dirt Bike  DRZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2002  Suzuki Dirt Bike  DRZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2003  Suzuki Dirt Bike  DRZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2004  Suzuki Dirt Bike  DRZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2005  Suzuki Dirt Bike  DRZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2006  Suzuki Dirt Bike  DRZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2007  Suzuki Dirt Bike  DRZ250 
  • Trigger Coil: 500 OHM 21_503 for a 1999  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2000  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2001  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2002  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2003  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2004  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2005  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2006  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2007  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2008  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2009  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 2010  Suzuki Street Bike  GZ250 
  • Trigger Coil: 500 OHM 21_503 for a 1998  Yamaha ATV  YFM350  Big Bear 2WD
  • Trigger Coil: 500 OHM 21_503 for a 1999  Yamaha ATV  YFM350  Big Bear 2WD
  • Trigger Coil: 500 OHM 21_503 for a 1997  Yamaha ATV  YFM350  Big Bear 4WD SE
  • Trigger Coil: 500 OHM 21_503 for a 1996  Yamaha ATV  YFM350  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 1998  Yamaha ATV  YFM350  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 1999  Yamaha ATV  YFM350  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2004  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2005  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2006  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2007  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2008  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2009  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2010  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2011  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2012  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2013  Yamaha ATV  YFM350  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 1996  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 1997  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 1998  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 1999  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 2000  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 2001  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 2002  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 2003  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 2004  Yamaha ATV  YFM350  Warrior
  • Trigger Coil: 500 OHM 21_503 for a 1995  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 1996  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 1997  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 1998  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 1999  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 2000  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 2001  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 2002  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 2003  Yamaha ATV  YFM350  Wolverine
  • Trigger Coil: 500 OHM 21_503 for a 2000  Yamaha ATV  YFM400  Big Bear
  • Trigger Coil: 500 OHM 21_503 for a 2001  Yamaha ATV  YFM400  Big Bear
  • Trigger Coil: 500 OHM 21_503 for a 2002  Yamaha ATV  YFM400  Big Bear
  • Trigger Coil: 500 OHM 21_503 for a 2003  Yamaha ATV  YFM400  Big Bear
  • Trigger Coil: 500 OHM 21_503 for a 2004  Yamaha ATV  YFM400  Big Bear
  • Trigger Coil: 500 OHM 21_503 for a 2005  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2006  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2007  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2008  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2009  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2010  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2011  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 2012  Yamaha ATV  YFM400  Big Bear 4x4
  • Trigger Coil: 500 OHM 21_503 for a 1996  Yamaha ATV  YFM400  Kodiak
  • Trigger Coil: 500 OHM 21_503 for a 1997  Yamaha ATV  YFM400  Kodiak
  • Trigger Coil: 500 OHM 21_503 for a 1998  Yamaha ATV  YFM400  Kodiak
  • Trigger Coil: 500 OHM 21_503 for a 1999  Yamaha ATV  YFM400  Kodiak
  • Trigger Coil: 500 OHM 21_503 for a 1998  Yamaha ATV  YFM600  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 1999  Yamaha ATV  YFM600  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2000  Yamaha ATV  YFM600  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2001  Yamaha ATV  YFM600  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2002  Yamaha ATV  YFM660  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2003  Yamaha ATV  YFM660  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2004  Yamaha ATV  YFM660  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2005  Yamaha ATV  YFM660  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2006  Yamaha ATV  YFM660  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2007  Yamaha ATV  YFM660  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2008  Yamaha ATV  YFM660  Grizzly
  • Trigger Coil: 500 OHM 21_503 for a 2001  Yamaha ATV  YFM660  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2002  Yamaha ATV  YFM660  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2003  Yamaha ATV  YFM660  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2004  Yamaha ATV  YFM660  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2005  Yamaha ATV  YFM660  Raptor
  • Trigger Coil: 500 OHM 21_503 for a 2004  Yamaha UTV  YXR66F  Rhino 660
  • Trigger Coil: 500 OHM 21_503 for a 2005  Yamaha UTV  YXR66F  Rhino 660
  • Trigger Coil: 500 OHM 21_503 for a 2006  Yamaha UTV  YXR66F  Rhino 660
  • Trigger Coil: 500 OHM 21_503 for a 2007  Yamaha UTV  YXR66F  Rhino 660
  • Trigger Coil: 500 OHM 21_503 for a 2008  Yamaha UTV  YXR7F  Rhino 700
  • Trigger Coil: 500 OHM 21_503 for a 2009  Yamaha UTV  YXR7F  Rhino 700
  • Trigger Coil: 500 OHM 21_503 for a 2011  Yamaha UTV  YXR7F  Rhino 700
  • Trigger Coil: 500 OHM 21_503 for a 2012  Yamaha UTV  YXR7F  Rhino 700
  • Trigger Coil: 500 OHM 21_503 for a 2013  Yamaha UTV  YXR7F  Rhino 700
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