Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1999EXPEDITION 4WD V8-4.6L SOHC VIN 6REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSALIGNMENT
1999 Ford Expedition 4WD V8-4.6L SOHC VIN 6
Alignment
1999 Ford Expedition 4WD V8-4.6L SOHC VIN 6SECTION Alignment
BASE SUSPENSION ALIGNMENT
Caster
LH 5.1° ± 1.0°
RH 5.6° ± 1.0°
Total/Split -0.5° ± 0.7°
Camber
LH -0.2° ± 0.7°
RH -0.2° ± 0.7°
Total/Split 0.0° ± 0.7°
Toe
LH 0.15°
RH 0.15°
Total/Split -0.30° ± 0.25°
AIR SUSPENSION ALIGNMENT (TRIM POSITION)
Caster
LH 5.0° ± 1.0°
RH 5.5° ± 1.0°
Total/Split -0.5° ± 0.7°
Camber
LH -0.4° ± 0.4°
RH -0.4° ± 0.4°
Total/Split 0.0° ± 0.7°
Toe
LH 0.10°
RH 0.10°
Total/Split -0.20° ± 0.25°
RIDE HEIGHT
Rear Curb Ride Height:
Without Air Suspension 218-242 mm (8.6-9.5 inch)
With Air Suspension 168-178 mm (6.6-7.0 inch)
Vehicle Lean Specifications
Max. Allowable Variance, Front 16 mm (5/8 inch)
Max. Allowable Variance, Rear 19 mm (3/4 inch)
Ride Height Measurement Original Components
Base Suspension 102-132 mm (4.02-5.20 inch)
Air Suspension Ignition Off (Kneel Position) 60-87 mm (2.36-3.42 inch)
Ride Height, Original Components
Base Suspension 107-113 mm (4.21-4.44 inch)
Air Suspension Ignition Off (Kneel Position) 76-82 mm (3.0-3.23 inch)
Ride Height, New Components
Base Suspension 122-128 mm (4.80-5.04 inch)
Air Suspension Ignition Off (Kneel Position) 76-82 mm (3.0-3.23 inch)
Rear Vehicle Height [a] 144.8-148.8 mm (5.7-5.8 inches)
[a] From Bottom Of Frame To Rear Jounce Bumper Bolt
Caster
LH 5.1° ± 1.0°
RH 5.6° ± 1.0°
Total/Split -0.5° ± 0.7°
Camber
LH -0.2° ± 0.7°
RH -0.2° ± 0.7°
Total/Split 0.0° ± 0.7°
Toe
LH 0.15°
RH 0.15°
Total/Split -0.30° ± 0.25°
AIR SUSPENSION ALIGNMENT (TRIM POSITION)
Caster
LH 5.0° ± 1.0°
RH 5.5° ± 1.0°
Total/Split -0.5° ± 0.7°
Camber
LH -0.4° ± 0.4°
RH -0.4° ± 0.4°
Total/Split 0.0° ± 0.7°
Toe
LH 0.10°
RH 0.10°
Total/Split -0.20° ± 0.25°
RIDE HEIGHT
Rear Curb Ride Height:
Without Air Suspension 218-242 mm (8.6-9.5 inch)
With Air Suspension 168-178 mm (6.6-7.0 inch)
Vehicle Lean Specifications
Max. Allowable Variance, Front 16 mm (5/8 inch)
Max. Allowable Variance, Rear 19 mm (3/4 inch)
Ride Height Measurement Original Components
Base Suspension 102-132 mm (4.02-5.20 inch)
Air Suspension Ignition Off (Kneel Position) 60-87 mm (2.36-3.42 inch)
Ride Height, Original Components
Base Suspension 107-113 mm (4.21-4.44 inch)
Air Suspension Ignition Off (Kneel Position) 76-82 mm (3.0-3.23 inch)
Ride Height, New Components
Base Suspension 122-128 mm (4.80-5.04 inch)
Air Suspension Ignition Off (Kneel Position) 76-82 mm (3.0-3.23 inch)
Rear Vehicle Height [a] 144.8-148.8 mm (5.7-5.8 inches)
[a] From Bottom Of Frame To Rear Jounce Bumper Bolt
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.