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Bentley Flying Spur Wheel Bearing Dust Caps

Bentley Flying Spur Wheel bearing dust caps

Starting at $17.95, AutoBuffy stocks 1 wheel bearing dust caps from Elring. A dust cap is the small press-fit or threaded cover that seals the center of a hub or drum, blocking dirt, water, and road debris from reaching the wheel bearing and grease. When it's missing, cracked, or corroded, contamination accelerates bearing wear and can lead to premature failure.

Signs your Bentley Flying Spur needs a new wheel bearing dust cap

  • Visible missing, dented, or cracked cap on one or more wheels during a tire rotation or brake inspection
  • Grease spray or dark grease residue on the inner face of the wheel or around the hub center, indicating the cap has loosened or failed
  • Rust or corrosion buildup around the hub bore, suggesting water has been entering behind a compromised cap
  • Gritty or discolored grease when re-packing wheel bearings, pointing to dirt intrusion through a failed seal or cap
  • Early or uneven wheel bearing wear discovered during inspection on a vehicle that has driven in muddy, sandy, or wet conditions
  • A metallic ticking or grinding noise from the wheel area that begins after off-road use or repeated water exposure, consistent with contaminated bearings

Which wheel bearing dust cap should you buy for your Bentley Flying Spur?

The most important variable is fitment: dust caps are sized by outer diameter and depth, and even a few millimeters off will prevent proper seating or allow the cap to fall out. Beyond fit, choose between OE-style steel caps, grease-filled caps for serviceable bearings, and plastic or snap-in caps used on sealed bearing assemblies.

OE-Style Stamped Steel Cap
Best for
Daily drivers and direct OEM replacement
What you get
Press-fit steel construction matching original dimensions; resists deformation and stays seated over bumps and temperature cycles
Grease-Filled / Pre-Greased Cap
Best for
Trailer axles, boat trailers, and serviceable tapered bearing hubs
What you get
Cap pre-loaded with grease that continuously lubricates the bearing; extends service intervals in wet or corrosive environments
Plastic Snap-In Cap
Best for
Modern sealed hub assemblies and light-duty applications
What you get
Lightweight, corrosion-proof cover for hubs that use sealed bearings requiring no re-greasing; typically a low-cost protective cover only
Stainless Steel or Zinc-Plated Cap
Best for
High-moisture environments, coastal driving, or frequent off-road use
What you get
Enhanced corrosion resistance over standard steel; maintains a tight press fit longer in conditions that cause ordinary caps to rust and loosen

Wheel bearing dust caps brands we stock for your Bentley Flying Spur

Elring
1 option · from $17.95

Replacing a wheel bearing dust cap on a Bentley Flying Spur

Easy15–45 minutes per wheelRubber mallet or cap installation toolFlat-blade screwdriver or pry bar (for removal)Calipers or a dust cap sizing toolClean shop ragsWheel bearing grease (if repacking)

Removing the old cap typically requires prying around its perimeter with a flat tool while working evenly to avoid distorting the bore. The new cap is seated by tapping it in with a rubber mallet or a dedicated cap driver, working around the edge to keep it level until it sits flush and feels secure with no wobble. If the bearings are serviceable tapered-roller units, inspect and repack the grease before driving the new cap home.

Frequently asked questions

How much does it cost to replace wheel bearing dust caps on a Bentley Flying Spur?
Parts start at $17.95 for a single dust cap on a Bentley Flying Spur. Because the cap itself is inexpensive and typically press-fit or threaded on, total replacement cost is low. Most of the expense comes from labor if the wheel must be pulled for access, or from bearing repacking performed at the same time.
Can I drive my Bentley Flying Spur with a missing wheel bearing dust cap?
You can drive short distances, but it is not recommended. Without the cap, the wheel bearing is exposed to road grit, water, and debris. Contamination can ruin the bearing grease and score the bearing surfaces within a relatively short mileage, turning a cheap cap replacement into a much more expensive bearing or hub repair.
How do I know what size dust cap my Bentley Flying Spur needs?
Measure the outer diameter of the hub bore opening with calipers before ordering. Dust caps are sized in fractional or millimeter increments and must match that bore closely for a secure press fit. Cross-referencing your Bentley Flying Spur's year, make, and model in a parts catalog is the most reliable way to confirm the correct part number.
Are wheel bearing dust caps the same as grease caps?
Yes, wheel bearing dust caps and grease caps refer to the same component. Both names describe the small cover pressed or threaded into the center of a hub to retain bearing grease and exclude contaminants. Some grease caps include a built-in grease fitting or are pre-filled with grease for use on serviceable trailer-style bearing hubs.
How often should wheel bearing dust caps be replaced on a Bentley Flying Spur?
There is no fixed mileage interval. Inspect the cap every time you rotate tires or service brakes. Replace it immediately if it is missing, bent, cracked, or no longer seats tightly in the bore. Caps on trailer axles or vehicles driven through water and mud should be checked more frequently due to accelerated corrosion.
Do I need to repack wheel bearings when replacing a dust cap on a Bentley Flying Spur?
Not always, but it is a good opportunity to inspect the grease condition. If the cap failed due to impact or corrosion and the bearing grease looks gritty, discolored, or washed out, repacking is strongly recommended. If the cap is being replaced as a precaution and the grease is clean and sufficient, repacking is optional.

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