Transmission Power Steering Gear Box for Bel Air 500 210 Series 1955-1957 Application: For 500 Series 1955-1957 For Bel Air 1955-1957 For One-Fifty Series 1955-1957 For Two-Ten Series 1955-1957 : SGB5557, CP50000-2 Specification: Type: Power Steering Gear Box Color: Black Material: Steel Steering Ratio: 15.81 Number of Spline Teeth: 30 Teeth Input Shaft Diameter: 18.3 mm / 0.72 in Output Shaft Diameter: 28.9 mm / 1.13 in (Large Diameter), 27.4 mm / 1.07 in (Small Diameter) Total Turns Lock To Lock: 4.1 Return Port Thread Size: M18X1.5 Pressure Port Thread Size: M16X1.5 Item Weight: 14.8 kg Package Dimensions: 41*32*21 cm Features: 1.The steering gear box addresses steering issues such as clunking while turning, shaking steering wheel, excessive free play in steering, and leaking power steering fluid, restoring steering performance.2.Made of materials, the steering gear box provides responsive steering, making it easier to control the vehicle and a smoother driving experience.3.The steering gear box is built to withstand various road conditions and driving scenarios, offering long-term stability.4.Hydraulic testing ensures proper flow, leakage control, and performance for an exact fit and function.5.Designed for easy installation without modifications.Package Includes: 1 x Power Steering Gear Box