Why is Scott’s Hotrods 1948-1954 Chevrolet and
GMC Truck Chassis Different?  

Scott’s Hotrods’ 1948-1954 Chevrolet and GMC truck chassis is engineered for builders who want modern performance without compromising the classic styling of GM’s legendary Advance Design pickups. Unlike universal chassis or modified factory frames, every Scott’s chassis is Built-to-Order specifically for your truck, delivering exceptional ride quality, precise handling, and the strength to support everything from a traditional cruiser to a 1,000+ horsepower Pro Touring build. Designed, engineered, and manufactured in the USA using premium materials and precision TIG welding, our chassis provides the perfect foundation for a truck that performs every bit as well as it looks.

Scott’s Hotrods 1948-1954 Chevy and GMC Truck Chassis Highlights

Built-In Anti-Dive

Reduces front-end dive during braking for more confidence and better control.

One-Piece Crossmember

Eliminates weak bolt-together designs while increasing chassis rigidity.

Dual-Layer Round Tube Chassis X-member

Leaves room for exhaust while tying the chassis together, providing rigidity.

Vehicle-Specific Geometry

Designed specifically for the 1948-1954 Advance Design Trucks—not adapted from a universal suspension.

Custom Ride Height

You tell us how low you want your Advance Design Truck and we build the chassis accordingly.

Advance Design Chassis FAQs

• Will this chassis fit both Chevrolet and GMC trucks?
  • Yes.  Please let us know your exact model when ordering.
• Does it fit long beds?
  • YES! Scott’s Hotrods will build you a 3600 Long Wheelbase Chassis
• Can I run a big block?
  • YES! Whatever motor you want to run in your AD Truck
• Does it work with LS engines?
  • YES! LS Swap the World!
• Coilovers or airbags?
  • We can set up your AD Truck with whatever ride height you want on Coilovers or lay it out on Airbags
• Can I use stock sheet metal?
  • YES! Our AD Chassis can be installed without any vehicle modifications, but it depends on how low you want to go.
• What rear end comes standard?
  • Moser Ford 9″ with 31-spline axles
• What wheel sizes fit?
  • Whatever wheels you want to run, you tell us.  Typically, 18×8″ Front and 20×9″ Rear
• How long is build time?
  • It only takes about 7 days to build a complete chassis, but the Chassis Order List varies.
• Does it require welding?
  • NOPE
• Can it lay frame?
  • Scott’s Hotrods SuperSlam AD Chassis will lay frame 100%.  Inner Fedners, Trans & Driveshaft Tunnel, Bed and Rear Tubs require modification.

Scott’s Hotrods is the trusted source for premium, built-to-order 1948-1954 Chevrolet and GMC Advance Design truck chassis. Whether you’re restoring a classic 3100, building a slammed show truck, or creating a high-performance Pro Touring pickup, every Scott’s chassis is engineered to deliver exceptional ride quality, confidence-inspiring handling, and the strength to support modern horsepower. Designed, engineered, and handcrafted entirely in-house, our chassis combine timeless styling with today’s suspension technology, allowing your Advance Design truck to perform as impressively as it looks. Built from premium USA-made materials and backed by our Lifetime Craftsmanship Warranty, Scott’s Hotrods delivers the foundation your dream truck deserves.

Every Scott’s Hotrods 1948-1954 Chevrolet and GMC truck chassis is built with the same uncompromising quality that has made our suspension systems an industry leader. Each chassis is 100% TIG welded, built to order, and customized specifically for your project. Choose your desired ride height, premium coilovers or SuperSlam air ride, engine and transmission mounts, Wilwood brake packages, complete Moser Ford 9-inch rear axle assemblies with POSI differentials, stainless steel fuel and brake lines, aluminum fuel tank, sway bar options, and much more. Whether you’re building a traditional street truck, a slammed show truck that lays frame, a Pro Touring machine, or a dependable weekend cruiser, we’ll engineer your chassis around your exact vision. Featuring our heavy-duty 8-point center crossmember for exceptional rigidity and strength, Scott’s Hotrods chassis are among the most complete and customizable truck chassis available, delivering the craftsmanship, performance, and reliability serious builders expect.