JUST BOUGHT A NEW '04 DODGE RAM 1500 W/ A 5.7 HEMI, HAS A 9.25 REAR W/ TRAC LOCK AND 3.55 GEARS. CAN ANYONE TELL ME WHAT THE FACTORY FRONT AXLE SHOULD BE? IS IT A 8.25 IFS OR WHAT? ALL IT SAYS ON THE AXLE IS C205 F DR OPEN! ALSO WHAT IS THE LOWEST GEAR RATIO I CAN GEAR IT TO AFTER LIFTING IT W/OUT CHANGING THE CARRIER? WOULD LIKE 4.56