🚙 500-77-79.20 4 Inch Lift Kit with Rear Springs for Ford F-100 / F-150 4WD (1977–1979)
The late 1970s Ford F-Series trucks remain icons of American durability.
The F-100 and F-150 models blended strength, utility, and simple engineering.
They continue to be popular among collectors and off-road enthusiasts lift kit.
Trucks built between 1977 and 1979 were designed for hard work.
Many owners restore them for classic cruising.
Others upgrade them for trail driving and outdoor use.
Factory suspension height can limit ground clearance.
It can also restrict tire size and off-road capability.
Upgrading the suspension helps unlock the truck’s true potential.
The 500-77-79.20 4 Inch Lift Kit with Rear Springs is engineered for these needs.
This system fits Ford F-100 and F-150 4WD models from 1977 to 1979.
It delivers added height while maintaining dependable suspension behavior.
This lift kit improves stance, clearance, and off-road confidence.
It also preserves stable handling for daily driving.
The focus is durability, balance, and long-term performance.
🧭 Why a Lift Kit Is a Smart Upgrade for Late-1970s Ford Trucks
The F-Series platform was built for demanding conditions.
Its solid axle design handles rough terrain effectively.
A properly engineered lift kit increases ground clearance.
It helps protect steering, suspension, and drivetrain components.
The added height improves approach and departure angles.
That matters on uneven trails and rural roads.
This upgrade also allows larger all-terrain tire options.
Bigger tires improve traction and obstacle control.
The result is a truck that feels more capable everywhere.
It also gains a bold and aggressive lifted stance.
🔩 Key Features of the 500-77-79.20 Suspension System
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4-inch suspension lift for improved ground clearance
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Rear lift springs for consistent rear height
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Heavy-duty mounting hardware for secure installation
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Designed for factory leaf spring suspension systems
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Engineered specifically for classic Ford F-Series platforms
Each component is selected for strength and reliability.
Nothing is included without a functional purpose.
This lift kit prioritizes predictable performance and durability.
🛠️ Built for Durability and Long-Term Ownership
Classic Ford trucks often face mixed driving conditions.
Suspension components must handle age, vibration, and heavy loads.
This lift kit uses reinforced materials throughout.
Parts are designed to withstand trail use and daily driving.
Protective finishes help resist corrosion and wear.
That matters for trucks exposed to moisture and road debris.
Rear springs are engineered to maintain proper axle alignment.
They help preserve stable handling under load.
This construction supports long-term ownership.
Performance remains reliable year after year.
🛞 Improved Clearance and Tire Compatibility
Four inches of lift create noticeable clearance improvements.
Underbody components sit higher and safer.
The F-100 and F-150 gain confidence off-road.
Mud, rocks, and ruts become easier to manage.
This lift kits supports larger tire sizes.
Proper tire selection improves traction and braking stability.
Wheel offset and backspacing remain important.
Your installer can recommend the correct configuration.
Supporting upgrades may be suggested for best results.
⚙️ Installation and Vehicle Fitment Details
This suspension system fits:
Ford F-100 and F-150 4WD models from 1977 to 1979
It is not designed for two-wheel-drive trucks.
It does not fit earlier or later F-Series years.
Professional installation is strongly recommended.
A wheel alignment should be completed after installation.
Brake lines and driveline angles should be inspected.
Correct setup ensures safe handling and tire longevity.
🚗 Balanced Ride for Street and Utility Use
A lifted classic truck must remain comfortable.
Suspension tuning helps maintain controlled road manners.
Steering response stays predictable at highway speeds.
Body roll is managed through proper suspension geometry.
This lift kits balances height and ride quality.
It avoids harshness found in poorly designed systems.
That makes it suitable for daily driving.
Weekend trail use remains enjoyable.
🔄 Easy Integration With Ford F-Series Accessories
This suspension system works with aftermarket bumpers.
Toolboxes, bed accessories, and recovery gear remain compatible.
Future drivetrain or axle upgrades remain possible.
The design supports gradual build progression.
Owners can enhance their trucks over time.
That flexibility adds long-term value.
🔗 Recommended Suspension and Comfort Enhancements
Explore additional suspension solutions here:
lift kits collection
Improve cabin comfort with professional window tinting:
car window tinting
These upgrades pair perfectly with lifted classic Ford trucks.
📞 Professional Installation Support From Audio Jam
Audio Jam provides expert guidance for suspension upgrades.
Their team understands classic Ford truck platforms well.
📍 Audio Jam
📞 (302) 832-2868
Professional installation protects safety and performance.
❓ Frequently Asked Questions About This Lift Kits
1) Does this lift kits fit both Ford F-100 and F-150 models?
Yes, this lift kits fits Ford F-100 and F-150 4WD models from 1977 to 1979.
It does not fit 2WD versions.
2) Why does this lift kits include rear lift springs?
Rear lift springs provide consistent height and load support.
They help maintain axle alignment and ride stability.
3) Is this lift kits suitable for daily driving?
Yes, this lift kits is designed for balanced daily use.
Proper installation and alignment are essential.
