1998 GMC SIERRA K2500

ENGINE: GAS,8 CYL,5.7L,CPI 5.7R(L31)

TRANSMISSION: AUTO,4-SPD,THM-R2(4L80-E) 4-SPD A/TRANS(MT1)

AXLE,REAR: POSITRACTION,LIMITED SLIP POSITRACTION L/SLIP R/AXL(G80)

AXLE,REAR,3.73 RATIO 3.73R(GT4)

AXLE FRONT (BASE EQUIP) FOR SCHEDULING GVW PLATE FRT AXLE(YD3)