Wheel Hubs & Bearings

121117S011 - : Engine Connecting Rod Bearing for Infiniti Image

Engine Connecting Rod Bearing

Infiniti 121117S011
QX56. Grade 1. FX50. Grade 2.
Discontinued
121117S013 - : Engine Connecting Rod Bearing for Infiniti Image

Engine Connecting Rod Bearing

Infiniti 121117S013
QX56. Grade 3. FX50. Grade 4.
Discontinued
122145P403 - : Engine Crankshaft Main Bearing for Infiniti Image

Engine Crankshaft Main Bearing

Infiniti 122145P403
Position-1. Grade 3.
Discontinued
1223040V64 - : Engine Crankshaft Main Bearing for Infiniti Image

Engine Crankshaft Main Bearing

Infiniti 1223040V64
Position-2,3. Grade-4.
Discontinued
1223040V61 - : Engine Crankshaft Main Bearing for Infiniti Image

Engine Crankshaft Main Bearing

Infiniti 1223040V61
Position-2,3. Grade 1.
Discontinued
122145P406 - : Engine Crankshaft Main Bearing for Infiniti Image

Engine Crankshaft Main Bearing

Infiniti 122145P406
Position-1. Grade-6.
Discontinued
122145P400 - : Engine Crankshaft Main Bearing for Infiniti Image

Engine Crankshaft Main Bearing

Infiniti 122145P400
Position-1. Grade-0.
Discontinued
121111N501 - : Engine Connecting Rod Bearing for Infiniti Image

Engine Connecting Rod Bearing

Infiniti 121111N501
G20. Grade 1. Grade 2.
Discontinued
122145P404 - : Engine Crankshaft Main Bearing for Infiniti Image

Engine Crankshaft Main Bearing

Infiniti 122145P404
Position-1. Grade-4.
Discontinued

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Wheel Hubs and Bearings for Smooth Rotation

Wheel hubs and bearings allow the wheels to rotate smoothly while supporting the vehicle’s weight. They operate every time the vehicle is in motion, even during short trips. At Douglas INFINITI, these components are often reviewed when drivers report noise or vibration. Wear tends to develop gradually under normal driving conditions.

What Wheel Hubs and Bearings Do

Wheel hubs connect the wheel to the vehicle, while bearings allow controlled rotation with minimal friction. Together, they help maintain proper wheel alignment and stability. INFINITI models such as the INFINITI Q50 and INFINITI QX80 rely on precisely matched hub assemblies.

Why Wear Occurs Over Time

Bearings wear due to constant rotation, heat buildup, and exposure to moisture. Seals may degrade, allowing contaminants inside the assembly. Road impacts can also contribute to premature wear.

OEM Replacement Considerations

Genuine INFINITI wheel hub assemblies are designed to meet original load and fit specifications. Generic units may vary in bearing quality or sensor integration, affecting related parts like wheels. Installation requirements may vary. Professional installation or consultation with a qualified technician is recommended. Douglas INFINITI provides OEM options aligned with manufacturer intent.