1Rectification and voltage stabilization, prolong the service life of electronic accessories. 2High quality aluminium alloy material ensures excellent heat dissipation performance and sturdy structure. 3Simple to install, no need complicated tools, save time and effort. 4Directly replace your old rectifier, the reference part numbers are SH640D-12, SH640E-11, 31600-HM8-013. 5Built to strict quality control standards, design improved for more durability. Condition: 100% Brand NewItem Type: Regulator RectifierMaterial: Aluminium AlloyColor: As Pictures ShwonPart Number: SH640D-12, SH640E-11, 31600-HM8-013Overall Size: Approx. 65 x 80mm/2.6 x 3.2inAdapter Port Size: Approx. 18 x 29mm/0.7 x 1.1inFitment: Fit for Yamaha YFM400 KODIAK 2X4/4X4 Fit for YAMAHA ATV BEAR TRACKER 250 YFM250 2001-2004 Fit for YAMAHA GRIZZLY 600 YFM600 1999-2001 2004-2013Fit for SUZUKI LT-R450 QUADRACER 450 LTR450 2006-2009Fit for SUZUKI RMX450Z 2010-2011Fit for Honda TRX400EX TRX 400 EX 1999-2004 1 x Regulator Rectifier Please double check the part number of your item, matching information is for reference only.If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks