Early Bronco HD Stock Chassis - Assembled - 1966-1977

Early Bronco Heavy Duty Stock Roller Chassis

Build Bold. Drive Confident. Patriot Classic 4x4

Quality from the Ground Up.

Looking to kick off your Early Bronco project the right way? Start with strength, precision, and premium features—start with the Patriot Classic 4x4 Heavy Duty Stock Roller Chassis.

This isn’t just a base—it’s your Bronco’s ultimate foundation. Engineered from a fully custom, high-clearance frame and packed with top-tier components, this chassis is ready to take your build from idea to icon. And thanks to our exclusive fully adjustable radius arms with stainless steel adjusters, you can fine-tune your suspension with ease—no disassembly required. No one else offers this kind of innovation right out of the box.

Whether you're going full coilover or sticking with a stock Dana setup, there's never been a better time to start your build. For those wanting the ultimate jumpstart on their build, we also offer a complete rolling chassis with the drivetrain fully installed—including the Coyote engine, 10R80 transmission, transfer case, driveshafts, cooling system, and more.

 

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Built on a Stronger Frame:

• Full Bronco frame with welded-on brackets

• Heavy-duty 2” x 4” x 3/16” wall thickness steel

• CNC mandrel bent tubing for precision and consistency

• Built-in 2” body lift and 2” more clearance than stock to fit larger Coyote engines

• Comes with 302, 351, or Coyote engine mounts and bushings

• Three added cross members for a total of five giving it extra rigidity—fully sealed to block moisture

• Ready for Vintage Front Runner system with integrated notch for the tensioner

• Comes with the transmission mount

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Front Differential Highlights:

• Dana 44 front axle with Patriot-exclusive adjustable radius arms

• Chrome moly axles (inners, outers, and U-joints) for superior strength

• 31-spline configuration for dependable power transfer

• Timken USA bearings

• Center Section with single ribbed nodular case (upgrade available)

• 1350 billet steel yoke

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Rear Differential Highlights:

• Ford 9” rear housing with strong 3” DOM tubing

• Big Ford housing ends, axles, axle bearings, wheel studs, and retainers

• 31-spline setup for dependable power transfer

• 9” Ford center section, fully assembled and powder coated

• 1350 billet steel yoke

• Motive 4.11 or your choice of performance gears

• Posi carrier

• Timken USA bearings

• Rear axle vent

• Wilwood rear brake flexline kit with braided hose

• Stainless steel brake lines for clean looks and reliability

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Premium Components Throughout:

• Stainless steel brake and flex lines

• WARN lock-out hubs

• Bilstein 5100 shocks for ride quality and control

• Borgeson steering box, tie rod, and drag link

• Wilwood disc brakes – 6-piston front, 4-piston rear

• Progressive rear leaf springs for comfort and capability

• Motor mounts and transmission brace included

• Fully powder coated for long-lasting, rust-resistant durability

• Rancho Steering Stabalizer

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Whether you're building a street cruiser or a weekend trail rig, this chassis is engineered to deliver. With Patriot Classic 4x4, you’re not just buying parts—you’re investing in a better build from the ground up.

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Serious builders start here. No compromises. Just quality.

Optional Fuel tank, all Aeromotive components and fuel lines installed add $2,700

Skid Plate $229.95

Want the Ultimate Head Start?

Skip the hassle—we offer a full rolling chassis with the drivetrain already installed, giving you a huge jumpstart on your Bronco build. This package includes:

• Coyote Gen 3 or Gen 4 Engine

• 10R80 Automatic Transmission

• Ranger Transfer Case or Atlas Transfer Case (your choice)

• Tom Woods Driveshafts

• Ranger Electronic Controller (Optional)

• Vintage Air Front Runner Accessory Drive System

• Power Steering Reservoir

• Coyote Air Intake System

• Radiator with Upper and Lower Hoses Installed

All professionally installed and ready to go—on your choice of either our coilover chassis or stock HD roller chassis. This is the fastest, cleanest way to move your Bronco build forward without the typical drivetrain fitment headaches.