Patriot Classic 4x4 Early Bronco Coilover Chassis
Built for Your Dream Bronco. Backed by People Who Get It.
If you're building your dream Early Bronco, this is where it starts. The Patriot Classic 4x4 Chassis transforms your 1966–1977 Bronco from old-school handling into a modern driving experience—with the strength, precision, and reliability to match.
This is more than just a chassis—it’s the foundation for a Bronco that drives as good as it looks.
And if you're tackling a Coyote swap, we’re here to make the process smoother. Our frame is designed with the clearances you need, plus we’re just a phone call away when questions come up. You're not doing this alone. 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.
Why Choose Patriot Classic 4x4?
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Premium Quality, Built Right. Fully assembled by hand with top-tier components.
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Coyote-Ready. 2” of extra clearance built-in—no hacking or reworking.
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Friendly Support. Our team is here to help at every step. We have been doing Coyote swaps since 2011 and restorations for decades.
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Tailored for You. Send us your tire and wheel choice—we’ll set it up, or we can provide Guni wheels for shipping.
Key Features:
- 1966-1977 Early Bronco Chassis
- Fully assembled for easy installation
- Custom-designed frame for maximum durability
- High-quality suspension components for a smooth ride
- Perfect for classic Ford Bronco restoration projects
- Expertly crafted by Patriot Classic 4x4
Elevate your vintage 4x4 experience with this exceptional Early Bronco chassis assembly from Patriot Classic 4x4 and make your restoration project a success.
Frame
- Full Bronco frame with welded-on brackets
- 2” x 4” x 3/16 wall thickness
- CNC mandrel bent tubing
- Built-in 2” body lift
- 2” clearance over stock Broncos for larger Coyote motors
- Frame set up for 302, 351, or Coyote engine mounts
- Motor mount bushings and sleeves
- Custom suspension mounts
- Three extra cross members that the factory didn't have for extra strength and completely sealed to keep out moisture
- Vintage Front Runner system ready with a built in notch for the tensioner, if needed
- Bump stops
- Full sand blasting and powder coating
Shocks
- FOX 2” coil-over shocks w/ reservoir, 8" travel
- Eibach coil springs and spacers
- Custom billet reservoir holders
Suspension
- 4-link with Panhard bars (front and rear)
- 4-link tubes are 1.75 OD X .156 wall DOM tubing
- Panhard bars are 1.375 OD X .172 wall DOM tubing
- Front and rear custom sway bars-powder coated
- Powder coated trailing arms
- Stainless steel adjusters
- Borgeson Steering Box 800125 - ratio 4 1⁄4 turn lock to lock
- Adjustable tie rod end and drag link
- Steering pitman arm
- Adjustable end links
- Long arm bushings
- Grade 8 hardware
Front End
- Ford 9” front housing with 3” DOM tubing
- JK C's, JK Knuckle, JK Wheel Bearing and Hub, 5 x 5 Bolt pattern
- Chrome moly axles including inners, outers, and U-Joints
- Axle tube seals and 31 Spine
- 9” Ford center section (assembled and powder coated)
- Nodular Iron Pro N-Case
- Iron Daytona Pinion support
- 1350 billet steel yoke
- Open carrier with internals
- Timken USA bearings
- Wilwood brakes- front-6 piston black or red caliper, drilled and slotted 12.88
- Wilwood front brake flexline kit and braided brake hose
- Stainless steel brake lines
Rear End
- Ford 9” rear housing with 3” DOM tubing
- Big Ford housing ends, axles, axle bearings, wheel studs and retainers, 5 x 5 Bolt pattern
- 31 spline
- 9” Ford center section (assembled and powder coated)
- Nodular Iron Pro N-Case
- Iron Daytona Pinion support
- 1350 billet steel yoke
- Motive 4.11 or your choice of performance gears
- Posi carrier with internals
- Timken USA bearings
- Rear axle vent
- Wilwood brakes-rear-4 piston black or red caliper, drilled and slotted 12.19
- Wilwood rear brake flexline kit and braided brake hose
- Stainless steel brake lines
Our pro-builders assemble the frame and suspension parts, housings, axles, 3rd members, brakes and install your tires and wheels for you. The frame will come powder coated as well as the rest of the components, trailing arms and front suspension parts. Front and rear stainless steel brake lines are included, as is the braided brake hoses front and rear. Intermediate and front stainless steel brake lines are also done for you.
The following upgrade options are available:
*Fuel Tank with sender, Aeromotive Pump and hardware - Add $1,950
*Fuel lines installed with filter/regulator combo and fittings -Add $725
*3rd Member upgrades to a Yukon Nodular Pro Case and Aluminum Daytona Pinon Support are available for $650
Contact us for current lead times.
**Due to customization and freight costs, please contact us to place your chassis order**
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:
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Coyote Gen 3 or Gen 4 Engine
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10R80 Automatic Transmission
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Ranger Transfer Case or Atlas Transfer Case (your choice)
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Tom Woods Driveshafts
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Ranger Electronic Controller (Optional)
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Vintage Air Front Runner Accessory Drive System
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Power Steering Reservoir
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Coyote Air Intake System
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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 and have it professionally installed and dialed in.
