The Lincoln Aviator represents a perfect blend of luxury, performance, and technological innovation in the mid-size luxury SUV segment. Among its many engineering marvels, the wheel and tire configurations play a crucial role in the vehicle’s handling, comfort, and overall aesthetic. 

Standard Wheel and Tire Configurations

The Lincoln Aviator comes with several wheel size options, each carefully matched with specific tire dimensions to optimize performance across various driving conditions. The standard and optional configurations include:

19-Inch Wheel Configuration

• Size: 8Jx19 ET37.5
• Width: 203.2 mm (8 inches)
• Offset: 37.5 mm
• Backspacing: 152 mm (5.98 inches)
• Tire Size: 255/60R19 109H
• Tire Width: 255 mm
• Aspect Ratio: 60% (sidewall height is 60% of the tire width)
• Rim Diameter: 482.6 mm (19 inches)
• Load Index: 109 (indicates the maximum weight capacity)
• Speed Rating: H (maximum speed of 210 km/h)
• Tire Pressure (Front/Rear): 2.4 bar / 3.5 bar (35 psi)

20-Inch Wheel Configuration (Standard on Premier Trim)

• Size: 8Jx20 ET37.5
• Width: 203.2 mm (8 inches)
• Offset: 37.5 mm
• Backspacing: 152 mm (5.98 inches)
• Tire Size: 255/55R20 110V
• Tire Width: 255 mm
• Aspect Ratio: 55%
• Rim Diameter: 508 mm (20 inches)
• Load Index: 110
• Speed Rating: V (maximum speed of 240 km/h)
• Tire Weight: 14.2 kg (31.2 lbs)
• Tire Pressure (Front/Rear): 2.2 bar / 2.6 bar (32 psi / 38 psi)

Alternate 20-Inch Configuration

• Size: 8.5Jx20 ET37.5
• Width: 215.9 mm (8.5 inches)
• Offset: 37.5 mm
• Backspacing: 158 mm (6.22 inches)
• Tire Size: 275/50ZR20 109W
• Tire Width: 275 mm
• Aspect Ratio: 50%
• Rim Diameter: 508 mm (20 inches)
• Load Index: 109
• Speed Rating: W (maximum speed of 270 km/h)
• Tire Weight: 14.9 kg (32.9 lbs)
• Tire Pressure (Front/Rear): 2.6 bar / 2.9 bar (38 psi / 42 psi)

21-Inch Wheel Configuration

• Size: 9Jx21 ET37.5
• Width: 228.6 mm (9 inches)
• Offset: 37.5 mm
• Backspacing: 164 mm (6.46 inches)
• Tire Size: 275/45ZR21 110W
• Tire Width: 275 mm
• Aspect Ratio: 45%
• Rim Diameter: 533.4 mm (21 inches)
• Load Index: 110
• Speed Rating: W (maximum speed of 270 km/h)
• Tire Weight: 14.7 kg (32.4 lbs)
• Tire Pressure (Front/Rear): 2.6 bar / 2.9 bar (38 psi / 42 psi)

22-Inch Wheel Configuration

• Size: 9.5Jx22 ET37.5
• Width: 241.3 mm (9.5 inches)
• Offset: 37.5 mm
• Backspacing: 171 mm (6.73 inches)
• Tire Size: 275/40ZR22 107W
• Tire Width: 275 mm
• Aspect Ratio: 40%
• Rim Diameter: 558.8 mm (22 inches)
• Load Index: 107
• Speed Rating: W (maximum speed of 270 km/h)
• Tire Weight: 14.5 kg (31.9 lbs)
• Tire Pressure (Front/Rear): 2.6 bar / 2.9 bar (38 psi / 42 psi)

Technical Specifications and Terminology

Understanding the technical aspects of wheel and tire specifications is essential for proper maintenance and potential customization. Here’s a breakdown of the key terminology:

Wheel Width (J)

The ‘J’ in size specifications (such as 8J, 9J) represents the flange profile of the rim. The number preceding it indicates the width in inches. Wheel widths range from 203.2 mm (8 inches) to 241.3 mm (9.5 inches).

Wheel Offset (ET)

Offset, denoted as “ET” (from the German “Einpresstiefe”), measures the distance between the mounting surface and the centerline of the wheel. The Aviator maintains a consistent offset of 37.5 mm across all options, ensuring proper suspension geometry and handling characteristics.

Backspacing

This measurement indicates the distance from the mounting surface of the wheel to the back edge of the rim. The Aviator backspacing ranges from 152 mm (5.98 inches) on the 19-inch wheels to 171 mm (6.73 inches) on the 22-inch.

Bolt Pattern (PCD)

The bolt pattern, also known as Pitch Circle Diameter (PCD), represents the diameter of the circle formed by the centers of the lugs. The Aviator uses standard Lincoln/Ford bolt patterns.

OE Designation

Wheels and tires marked with “OE” (Original Equipment) are factory-supplied and specifically designed for optimal performance with the Aviator suspension and handling characteristics.

Performance Implications of Wheel Sizes

Different wheel and tire combinations significantly impact the Lincoln Aviator driving dynamics, comfort, and efficiency:

Smaller (19-inch)

• Ride Comfort: Typically provides the most comfortable ride due to larger tire sidewalls absorbing road imperfections
• Fuel Efficiency: Often more fuel-efficient due to reduced weight and rolling resistance
• Winter Performance: Better traction in snow and ice conditions
• Road Noise: Generally quieter with more rubber to absorb sound

Mid-Size (20-inch)

• Balance: Offers an optimal balance between comfort and handling
• Versatility: Standard on Premier trim, providing an ideal all-around performance
• Aesthetics: Fills the wheel wells appropriately without compromising ride quality
• All-Season Performance: Well-suited for varied weather conditions

Larger (21-inch and 22-inch)

• Handling: Enhanced cornering stability and steering response
• Braking: Potentially improved braking performance due to increased contact patch
• Aesthetics: More commanding visual presence with less visible tire sidewall
• Performance Focus: Ideal for drivers prioritizing dynamic handling over maximum comfort

Vehicle Dimensions and Wheel Fitment Context

To understand how the wheel options complement the Lincoln Aviator design, it’s helpful to consider the overall dimensions of the vehicle:

• Wheelbase: 302.5 cm (119.1 inches)
• Length: 507.2 cm (199.7 inches)
• Width: 209 cm (82.3 inches)
• Height: 175.8 cm (69.2 inches)
• Front Track Width: 169.9 cm (66.9 inches)
• Curb Weight: 2,254 kg (4,970 lbs)

These dimensions create a substantial footprint that allows the Aviator to accommodate a range of sizes without compromising stability or proportional aesthetics.

Trim-Specific Wheel Options

The Lincoln Aviator offers different wheel options based on trim level:

Premiere Trim

• Standard with 20-inch aluminum
• Fitted with P255/55R20 tires
• Offers a balanced approach to luxury and performance

Reserve Trim

• Options include upgraded 20-inch, 21-inch, or 22-inch designs
• Enhanced styling with unique finishes
• Potential for adaptive suspension tuning to complement larger wheels

Black Label

• Premium 21-inch or 22-inch designs standard
• Distinctive finishes exclusive to Black Label trim
• Optimized suspension tuning for balanced performance with larger wheels

Technical Considerations for Wheel Changes

Owners considering aftermarket wheel changes should keep several factors in mind:

Load Capacity

The Aviator requires wheels and tires capable of supporting its substantial weight, particularly when fully loaded with passengers and cargo. The factory-specified load indices (107-110) are calculated to provide the necessary safety margin.

Suspension Geometry

The 37.5 mm offset across all factory options is carefully calibrated to maintain proper suspension geometry. Deviating significantly from this specification can affect handling, component wear, and stability.

Brake Clearance

The high-performance braking system of the Aviator requires adequate clearance within the wheel. Factory options are designed with appropriate spoke patterns and dimensions to accommodate the braking components without interference.

TPMS Compatibility

The Tire Pressure Monitoring System is integrated with the factory setup. Aftermarket wheels must accommodate the existing TPMS sensors or require compatible alternatives.

2025 Lincoln Aviator: Versatile Luxury 

The Lincoln Aviator offers a thoughtfully engineered range of wheel and tire combinations, from the comfort-oriented 19-inch configuration to the performance-focused 22-inch option. Each configuration strikes a balance between aesthetic presence and functional performance, enabling owners to choose the combination that best suits their driving preferences.

Whether prioritizing maximum comfort for long highway journeys or enhanced cornering dynamics for spirited driving, the Aviator wheel options provide a versatile foundation for a luxury driving experience. The technical precision of these specifications reflects a commitment to engineering excellence in every aspect of the Aviator design.