21-26 Ford Bronco 4DR Fabtech K2378DL 2021 Ford Bronco 3″ Uniball UCA Lift Kit – Front Dirt Logic 2.5 Resi Coilovers & Rear Dirt Logic Resi Coilovers

Fabtech K2378DL – 2021-2026 Ford Bronco 4-Door 4WD 3" Uniball UCA Lift Kit with Front & Rear Dirt Logic 2.5 Reservoir Coilovers

Part Number: K2378DL

The Fabtech K2378DL 3-inch Uniball UCA Lift Kit is engineered for Ford Bronco owners who want premium suspension performance, aggressive styling, and enhanced off-road capability without excessive lift height. Designed specifically for 2021-2026 Ford Bronco 4-Door 4WD models equipped with factory Bilstein shocks, this complete suspension system increases front wheel travel, improves articulation, and provides clearance for up to 35-inch tires.

At the heart of this system are Fabtech's heavy-duty Uniball Upper Control Arms and Dirt Logic 2.5 Reservoir Coilovers, delivering superior damping control on rough terrain while maintaining excellent ride quality for daily driving. The addition of extra caster in the control arm design helps improve steering stability and handling when running larger tires. Rear adjustable lower link arms featuring Fabtech's legendary 5 Ton Joints® add strength and durability for demanding trail use. Whether tackling rocky terrain, exploring backcountry trails, or upgrading a daily-driven Bronco, the K2378DL delivers the ideal balance of comfort, performance, and rugged capability.

Key Features

• Provides approximately 3 inches of lift for a more aggressive and level stance
• Designed specifically for 2021-2026 Ford Bronco 4-Door 4WD models with factory Bilstein shocks
• Includes Front Dirt Logic 2.5 Reservoir Coilovers
• Includes Rear Dirt Logic 2.5 Reservoir Coilovers
• Fabtech Uniball Upper Control Arms increase suspension travel and articulation
• Adds additional caster for improved steering feel with oversized tires
• Heavy-duty 4130 chromoly steel upper control arm construction
• 1-inch FK stainless PTFE-lined Uniball bearings provide greater travel without bind
• Adjustable rear lower link arms with Fabtech 5 Ton Joints®
• Stainless steel shock bodies offer exceptional corrosion resistance
• Tuned for outstanding on-road comfort and off-road performance
• Clears up to 35-inch tires with minor trimming

Benefits

• Improves off-road suspension performance and wheel travel
• Enhances ride quality over factory suspension components
• Provides increased articulation for trail, rock crawling, and overland adventures
• Delivers more confident steering characteristics when using larger tires
• Creates a balanced, level vehicle stance for a more aggressive appearance
• Built from premium materials for long-term durability in harsh environments
• Offers superior shock damping control for high-speed off-road driving
• Strengthens rear suspension components for increased reliability on difficult terrain
• Excellent choice for daily drivers that see regular weekend trail use
• Backed by Fabtech's 5-Year / 60,000-Mile Powertrain Warranty for additional peace of mind

Product Specifications

• Lift Height: 3 Inches
• Front Suspension: Dirt Logic 2.5 Reservoir Coilovers
• Rear Suspension: Dirt Logic 2.5 Reservoir Coilovers
• Upper Control Arm Material: 4130 Chromoly Steel
• Upper Control Arm Tubing Size: 1.25-Inch OD
• Upper Control Arm Wall Thickness: .120-Inch
• Uniball Bearing Size: 1-Inch FK Stainless PTFE-Lined Bearing
• Rear Lower Link Material: Heavy-Duty Steel
• Rear Lower Link Wall Thickness: .313-Inch
• Shock Body Diameter: 2.5 Inches
• Shock Body Material: Stainless Steel
• Piston Diameter: 2.25-Inch Billet Aluminum
• Piston Rod Diameter: 7/8-Inch NitroSteel® Black Rod
• Reservoir Diameter: 2.50 Inches
• Coil Springs: Cold-Wound Performance Springs
• Mounting Ends: 5/8-Inch Spherical Ball Ends
• Finish: Corrosion-Resistant Components
• Tire Fitment:
  • 35x12.50R17 with 17x9 wheels and 4.5-inch backspacing (minor trimming required)
  • 35x12.50R18 with 18x9 wheels and 4.5-inch backspacing (minor trimming required)
  • 35x12.50R20 with 20x9 wheels and 4.5-inch backspacing (minor trimming required)

Install Difficulty Level

Moderate.

This kit is designed as a direct-fit suspension upgrade for factory-equipped Bronco models with Bilstein shocks. Installation requires removal of factory suspension components, replacement of upper control arms, installation of coilovers, and rear link arm upgrades. An experienced installer with proper tools can typically complete the installation in approximately 4-6 hours, followed by a professional wheel alignment. The system is engineered for straightforward fitment, making it an excellent upgrade for enthusiasts familiar with suspension work.

Vehicle Fitment

• 2021 Ford Bronco 4-Door 4WD – All engine options equipped with factory Bilstein shocks
• 2022 Ford Bronco 4-Door 4WD – All engine options equipped with factory Bilstein shocks
• 2023 Ford Bronco 4-Door 4WD – All engine options equipped with factory Bilstein shocks
• 2024 Ford Bronco 4-Door 4WD – All engine options equipped with factory Bilstein shocks
• 2025 Ford Bronco 4-Door 4WD – All engine options equipped with factory Bilstein shocks
• 2026 Ford Bronco 4-Door 4WD – All engine options equipped with factory Bilstein shocks

Fitment Notes

• Fits 4-door models only
• Fits 4WD models only
• Fits vehicles equipped with factory Bilstein shocks only

For questions about this product or to report any product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.