Trailer Axle Part FinderAnswer three questions and get every part that fits, from 2,200 lb to 16,000 lb — brakes, hubs, bearings and seals at the wheel end, springs, equalizers, shackles and hangers underneath.Find my parts

Premium Axle Hub Dust Caps

Lippert Trailer Axle Oil and Dust Cap with Set Screw - 10,000 to 16,000 lbs. Clear 85373828Lippert$62.64In Stock

Fits 10,000 to 16,000 lb axle hubs
Set-screw installation, torque 25-30 lb-ft
Clear cap enables oil level visual inspection
Includes O-ring and plug for complete seal

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Lippert Trailer Axle Oil and Dust Cap - 10,000 to 16,000 lbs. Clear 693935Lippert$29.93In Stock

Fits 10,000 to 16,000 lbs axle capacity trailers
Screw-in installation, torque to 20-30 lb-ft
Clear design enables visual oil level inspection
Includes O-ring and plug for complete seal

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Lippert Trailer Axle Oil and Dust Cap with Set Screw - 8,000 lbs. Clear 85373928Lippert$60.03In Stock

Set-screw installation, torque 25-30 lb-ft
Rated for 8,000-lb axle hubs
Clear design enables oil level visibility
Compatible with oil bath or grease lubrication

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Lippert Trailer Axle Oil and Dust Cap with Set Screw - 8,000 lbs. Black 85373929Lippert$60.03In Stock

8,000-lb axle hub capacity rated
Set-screw installation, torque 25-30 lb-ft
Includes O-ring and plug seal
Compatible with oil bath or grease lubrication

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Lippert Trailer Axle Oil and Dust Cap - 8,000 lbs. Clear 695814Lippert$28.99In Stock

Includes O-ring and plug for complete seal
Screw-in installation, torque to 20-30 lb-ft
Genuine Lippert replacement for next-generation axle assemblies

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Lippert Premium Threaded Dust Cap with Rubber Plug & O-Ring - 2-7/8" Diameter, 8,000-lb. Axles, Grease - 2024055279CURT$79.95In Stock

2-7/8" diameter threaded design fits 8,000-lb. axles
Die cast aluminum with clear anodized corrosion resistance
Magnetic vent plug captures metal particles, signals wear
Watertight O-ring and rubber plug included for sealing

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Lippert Premium Threaded Dust Cap with Rubber Plug & O-Ring - 2-7/8" Diameter, 8,000-lb. Axles, Oil Lube - 2024055278CURT$79.95In Stock

2-7/8" diameter threaded cap for 8,000-lb axles
Die-cast aluminum with clear anodized corrosion resistance
Magnetic vent plug captures metal particles for diagnostics
Clear lens enables oil level visual inspection

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Lippert Premium Threaded Dust Cap with Rubber Plug & O-Ring - 4" Diameter, 10,000-16,000-lb. Axles, Grease - 2024055281CURT$89.95In Stock

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Lippert Trailer Axle Oil and Dust Cap with Set Screw - 10,000 to 16,000 lbs. Black 85373829Lippert$63.35In Stock

Rated for 10,000 to 16,000-lb trailer axle hubs
Set-screw installation with included O-ring and plug
Compatible with oil bath or grease lubrication systems
Torque specification 25-30 lb-ft for secure fastening

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Choose between set-screw and threaded styles depending on your hub design, with oil-lube versions holding lubricant against the seal for longer bearing life. Options from Lippert and CURT cover axle capacities from 8,000 up to 16,000 lbs, so match diameter and weight rating to your trailer before ordering a replacement cap.

Premium Axle Hub Dust Caps

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