Part Number: 911381. Quick Change Gear Set - Ultra-Duty - 1.381 Spur Ratio - Set 34Q - 10 Spline - 4.11 Ratio 5.68 / 2.98 - 4.86 Ratio 6.71 / 3.52 - Steel - Each. Manufacturer: Quarter Master. Quarter Master started out as a chassis developer for drag racing.
