1958 GMC 9310 Stepside Pickup: Patina Meets Modern Performance

1958 GMC 9310 Stepside Pickup

The 1958 GMC 9310 Stepside Pickup stands as a compelling bridge between mid-century industrial utility and the modern “patina” movement. Originally serving a lumber yard in British Columbia, this truck was revitalized approximately five years ago to balance its hard-earned history with updated mechanical reliability. Now offered by its current owner in 2026, the vehicle provides a unique aesthetic that celebrates its distressed paintwork while ensuring the underlying hardware is ready for the road. It remains a charismatic hero of the GMC 9300 series, blending vintage charm with a contemporary, low-slung stance.

1958 GMC 9310 Stepside Pickup

Distressed Clearcoat and Traditional Stepside Lines

The visual character of this pickup is defined by a deliberate “distressed” look, where a protective clearcoat has been applied over the naturally aged paint to preserve its industrial soul. Its iconic silhouette is accented by a white grille and matching front bumper, housing the distinctive quad headlights that were a hallmark of the 1958 model year. During the refurbishment, the wood bed floor was replaced along with the tailgate chains and dual side mirrors, ensuring the functional areas remain crisp. The truck sits purposefully on 20-inch US Mags wheels, creating a bold contrast against the vintage steel.

1958 GMC 9310 Stepside Pickup

Reupholstered Utility and Space-Age Instrumentation

Inside the cabin, the environment is a blend of rugged 1950s design and refreshed materials. The bench seat has been professionally reupholstered in a combination of black vinyl and gray cloth, offering a more comfortable experience than the original factory setup. New door weatherstripping, sun visors, and black floor mats provide a clean finish to the interior space. The driver interface features a replacement three-spoke steering wheel and a classic dashboard containing a 100-mph speedometer. Key updates like new dash lights and a fresh speedometer cable ensure the cockpit remains as functional as it is nostalgic.

1958 GMC 9310 Stepside Pickup

Reliable Inline-Six Power and Rebuilt Gearing

Mechanical propulsion is handled by a 269 CI inline-six engine, a powerplant respected for its durability and steady torque delivery. This motor produces 130 hp / 132 PS and 238 lb-ft / 323 Nm, providing a narrative of unhurried but unstoppable momentum perfect for a classic shop truck. Power is managed through a rebuilt three-speed manual transmission that rewards the driver with a tactile, mechanical connection. The chassis has been further improved with Monroe shocks and new shackle bushings, while Cooper Zeon RS3-G1 tires provide significantly more modern grip than the original bias-ply equipment.

Technical Specifications
Engine Type 269 CI Inline-Six
Output 130 hp / 132 PS
Torque 238 lb-ft / 323 Nm
Transmission 3-Speed Manual (Rebuilt)
Wheel Hardware 20-Inch US Mags Wheels
Tire Specification 255/45 Cooper Zeon RS3-G1
Suspension Upgrades Monroe Shocks / New Bushings

1958 GMC 9310 Stepside Pickup

The Rising Value of Authentic Patina

In the current collector market, trucks like the 1958 GMC 9310 Stepside Pickup are increasingly sought after by enthusiasts who find more character in “work-worn” looks than in trailer queens. Its unique selling point is the blend of a genuine Canadian work history and modern US Mags wheels, offering a ready-made “shop truck” aesthetic that would take years to replicate. Compared to standard restorations, this clearcoated finish allows for worry-free driving and display. As values for 1955-1959 GM trucks continue to climb, this no-reserve offering represents an accessible and highly stylish entry point into vintage truck ownership.

1958 GMC 9310 Stepside Pickup

A Character-Driven Icon of the Canadian Road

The 1958 GMC 9310 Stepside Pickup is a rolling testament to the beauty of a life well-lived. It offers its next caretaker a rare combination of authentic mid-century grit and the reliability needed to continue its story for another seventy years.

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Source: bringatrailer.com

1958 GMC 9310 Stepside Pickup
1958 GMC 9310 Stepside Pickup
1958 GMC 9310 Stepside Pickup
1958 GMC 9310 Stepside Pickup