Rear Sprocket - 39-ToothCaracteristicas: The 7075 T651 aluminum we use for these sprockets receives an extra tempering which reduces distortion and provides optimal thickness vs. typically thinner 7075 T6 sprockets 100% machined, no stamping or grinding Optimal tooth thickness results in maximum tooth and chain contact Peso: 0. 88 Alto: 0. 35 Largo: 13. 81 Ancho: 11. 85 Aditamentos: TRX300EX FourTrax : 1993 1998 1995 2000 1999 1996 1994 1997 TRX250R FourTrax : 1987 1989 1986