For Chevy Impala Bel Air Biscayne Base 1958-1964 Power Steering Gear Box SGB5777

This Power Steering Gear Box is a steering system component compatible with for Chevy full size passenger cars and references part number(s) SGB5777 and SGB5864.

Product Overview

The Power Steering Gear Box For Chevy Impala Bel Air Biscayne Base 1958-1964 is a premium conversion gearbox designed to upgrade your vintage vehicle to modern steering standards. This brand new 500 series quick ratio steering box replaces the old style restrictive factory power assist setup or manual steering systems. By providing precise control and enhanced road feedback, this gear box eliminates the need for external brackets or specialized adapters, making it an ideal choice for restoration and modification projects.

Key Features & Performance

• Features a 14:1 quick ratio design for increased steering responsiveness
• Built with integrated mounting bosses that bolt directly to the frame rail
• Recirculating ball gears ensure exceptionally low friction and smooth action
• Provides modern open-centered rotary valve operation throughout the steering range
• Offers improved header clearance compared to legacy conversion components

Fitment & Compatibility

• for Chevy Impala Base 1958-1964
• for Chevy Bel Air Base 1958-1964
• for Chevy Biscayne Base 1958-1964

Common Uses

• Converting vintage manual steering setups to modern power steering
• Replacing leaky or worn out classic factory steering gearboxes
• Upgrading steering responsiveness and road feedback for vehicle restorations

Technical Specifications

• Product Type: Power Steering Gear Box
• Part Number(s): SGB5777, SGB5864, CP50003-2
• Brand Compatibility: for Chevy
• Gear Ratio: 14:1
• Input Shaft: 3/4 inch-30 spline

Frequently Asked Questions

Q: How do I confirm this steering box fits my classic vehicle? A: This unit is built to fit 1958-1964 full size Chevrolet models including the Impala, Bel Air, and Biscayne; check your specific model year and configuration before ordering.

Q: Is this a rebuilt or a brand new component? A: This power steering gearbox is constructed using 100% brand new parts, including a fresh housing, internals, and gaskets rather than remanufactured materials.