Richmond Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 3 Series - 8.875 in - GM 12-Bolt 12BC373T BAT-ELM-R1 66-'91 TH400 Master Racing Overhaul

66-'91 TH400 Master Racing Overhaul Kit

Right Style

Rotor is adjustable

Since 1932

1985-2011 Ford Ranger

Richmond Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 3 Series - 8.875 in - GM 12-Bolt 12BC373T BAT-ELM-R1 66-'91 TH400 Master Racing OverhaulEXCel drivetrain products are engineered to exceed OEM specifications by manufacturing to precise specifications in world class factories, using the latest heat treatment technology, with extensive quality controls throughout.; Richmond Gears EXCel drivetrain products offer high quality OEM replacement drivetrain products for your vehicle.; Richmond Gears EXCel line of ring and pinon gearsets provide Richmond quality at affordable prices.; All EXCel