PSC SGX041-12M Ultra High Performance Steering Gear, GM C10 (80-87), 12:1 Ratio, Sport Valving

Bring modern performance to your classic GM C10 with PSC’s Ultra High Performance Steering Gear. This isn’t just a replacement—it’s a serious upgrade. With a quick 12:1 ratio, sport valving, and PSC-tuned internals, you’ll get sharp, responsive steering that feels right whether you’re cruising Main Street or carving corners. Built from all-new components and hand-assembled in the USA for unmatched quality.

This listing is PSC part number SGX041-12M (Vehicle Year Range: 1980-1987).

Features

• 12:1 ratio for quicker steering response
• Sport valving for a performance feel without losing comfort
• PSC ported and tuned for precision handling
• Direct-fit replacement—no cutting, no mods
• Cast, machined, and hand-built in the USA

Specifications

• Part Number: SGX041-12M
• Vehicle Year Range: 1980-1987
• PSC 8204 Series Casting, zinc-plated
• TiN-coated 80 mm piston with Double Lead Ball technology
• Billet aluminum top 4-bolt cover
• Stage 8 locking fasteners
• Billet aluminum end cap
• PSC ported and tuned valving
• 3/4-30 spline input shaft
• 16 mm x 1.5 O-ring return port
• 18 mm x 1.5 O-ring pressure port
• Direct replacement—no modifications needed

Installation Notes

• Verify pitman arm compatibility before install. Torque specs matter—follow PSC’s guidelines for a trouble-free setup.

Fitment

• GM C10 (1977-1979)
• GM C10 (1980-1987)

What’s Included

• (1) Ultra High Performance Steering Gear