Shop trailer hubs, spindles, bearings, seals, and hub service parts for utility trailers, cargo trailers, boat trailers, dump trailers, equipment trailers, and general trailer axle maintenance. Find hub assemblies, bearing kits, spindle hardware, grease seals, dust caps, and replacement parts for common trailer axle sizes and configurations.
Hubs, Spindles & Bearings
Showing all 13 results
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Hubs, Spindles & Bearings
Dexter Hub & Drum Bearing and Seal Kit – For 3.5K Axles and #84 Spindles
Genuine Dexter bearing and seal kit for 3,500-lb trailer axles with #84 spindles. Includes bearings, races, tang washer, grease seal, and cotter pin—everything needed to service one hub. Perfect OEM-quality replacement for Dexter/Rockwell American hubs and drums.
SKU: K71-717-00
SKU: K71-717-00 -
Hubs, Spindles & Bearings
Bearing Kit – 3.5K Axle, #84 Spindle with Spindle Hardware
All-in-one 3.5K bearing kit designed for #84 spindles. Includes everything needed to service or replace bearings on 3,500-lb trailer axles—inner and outer bearings, races, grease seals, spindle hardware, and grease caps. Ideal for utility, boat, cargo, and landscape trailers. Ensures smooth, reliable towing and long-term protection.
SKU: BKS2-105
SKU: BKS2-105 -
Hubs, Spindles & Bearings
Bearing Kit – 5.2K Axle, #42 Spindle with Spindle Hardware
The Trailer Parts Pro 5.2K Bearing Kit is a premium all-in-one solution for 5,200-lb trailer axles using #42 spindles. Designed for durability and precision, this kit includes bearings, races, seals, spindle washers, cotter pins, nuts, retainers, and grease caps — everything needed for a smooth hub rebuild or routine maintenance. Perfect for cargo, utility, and heavy-duty trailers.
SKU: BKS3-105
SKU: BKS3-105 -
Hubs, Spindles & Bearings
Bearing Kit – 6K–7K Axle, #42 Spindle with Spindle Hardware
The Trailer Parts Pro 6K–7K Bearing Kit is a complete, retail-packaged solution for 6,000–7,000 lb trailer axles with #42 spindles. Each component is precision-engineered for a perfect fit and long-lasting performance. Includes bearings, races, grease seals, washers, spindle hardware, cotter pins, and grease caps — everything needed for efficient hub service or rebuilds. Ideal for cargo, equipment, and heavy-duty utility trailers.
SKU: BKS3-205
SKU: BKS3-205 -
Hubs, Spindles & Bearings
Trailer Parts Pro Hub – 5 on 4.5″ Bolt Pattern for 3,500 lb Axles
This Trailer Parts Pro Hub Kit makes axle maintenance simple and reliable. Designed for 3,500 lb axles with a 5 on 4.5″ bolt pattern, it includes bearings, pre-pressed races, grease seal, cap, and wheel nuts—everything you need for quick installation. Each hub fits a #84 spindle and supports 1,750 lb per hub.
SKU: H84545BX
SKU: H84545BX -
Hubs, Spindles & Bearings
Trailer Parts Pro Hub – 5 on 5″ Bolt Pattern for 3,500 lb Axles
The Trailer Parts Pro 5 on 5″ Hub Kit provides a quick, hassle-free replacement for 3,500 lb trailer axles. Each hub is pre-greased and features pre-pressed races, bearings, grease seal, grease cap, and wheel nuts for easy installation. Designed for #84 spindles, each hub supports up to 1,750 lbs. Perfect for trailers that need durable, maintenance-ready performance.
SKU: H84550BX
SKU: H84550BX -
Hubs, Spindles & Bearings
Trailer Parts Pro Hub – 6 on 5.5″ Bolt Pattern for 3,500 lb Axles
The Trailer Parts Pro 6 on 5.5″ Hub Kit is designed for 3,500 lb axles and built for lasting performance. Each hub is pre-greased and comes complete with inner and outer bearings, pre-pressed races, grease seal, grease cap, and wheel nuts for easy installation. Compatible with #84 spindles, each hub supports 1,750 lbs. A convenient all-in-one replacement for your trailer’s wheel hub assembly.
SKU: H84655BX
SKU: H84655BX -
Hubs, Spindles & Bearings
Trailer Parts Pro Hub – 6 on 5.5″ Bolt Pattern for 5,200 lb Axles
Heavy-duty 6-lug hub kit for 6,000-lb trailer axles. Pre-assembled with bearings, races, grease seal, cap, and wheel nuts for quick installation. Designed for #42 spindles with 3,000-lb hub capacity. Spindle nut and washer sold separately.
SKU: H42655BX
SKU: H42655BX -
Brake Components, Hubs, Spindles & Bearings
5 on 4.5″ Bolt Pattern | 3,500 lb Capacity, Complete Pre-Greased Hub-Drum Assembly (Single Hub), #84 Spindle, 1/2″ Studs
Brake Components, Hubs, Spindles & Bearings5 on 4.5″ Bolt Pattern | 3,500 lb Capacity, Complete Pre-Greased Hub-Drum Assembly (Single Hub), #84 Spindle, 1/2″ Studs
The Trailer Parts Pro™ 3,500 lb Pre-Greased Hub-Drum Assembly is a complete, ready-to-install replacement hub designed for #84 spindles. Each retail-boxed unit comes pre-assembled with bearing races pressed in and bearings pre-greased for quick setup and reliable performance. Compatible with Dexter, Rockwell, Hayes, AL-KO, and similar 3.5K axles, this hub-drum fits both left and right sides and works with 10″ electric or hydraulic drum brakes. Perfect for utility, boat, cargo, and landscape trailers.
SKU: HD84546BX
SKU: HD84546BX -
Brake Components, Hubs, Spindles & Bearings
5 on 5″ Bolt Pattern | 3,500 lb Capacity, Complete Pre-Greased Hub-Drum Assembly (Single Hub), #84 Spindle, 1/2″ Studs
Brake Components, Hubs, Spindles & Bearings5 on 5″ Bolt Pattern | 3,500 lb Capacity, Complete Pre-Greased Hub-Drum Assembly (Single Hub), #84 Spindle, 1/2″ Studs
The Trailer Parts Pro™ 3,500 lb Pre-Greased Hub-Drum Assembly is a complete, ready-to-install replacement hub designed for #84 spindles. Each retail-boxed unit comes pre-assembled with bearing races pressed in and bearings pre-greased for quick setup and reliable performance. Compatible with Dexter, Rockwell, Hayes, AL-KO, and similar 3.5K axles, this hub-drum fits both left and right sides and works with 10″ electric or hydraulic drum brakes. Perfect for utility, boat, cargo, and landscape trailers.
SKU: HD84556BX
SKU: HD84556BX -
Brake Components, Hubs, Spindles & Bearings
6 on 5.5″ Bolt Pattern | 5.2K & 6K Axle, Complete Pre-Greased Hub-Drum Assembly – #42 Spindle (Single Hub), 1/2″ Studs, 2.250″ Seal
Brake Components, Hubs, Spindles & Bearings6 on 5.5″ Bolt Pattern | 5.2K & 6K Axle, Complete Pre-Greased Hub-Drum Assembly – #42 Spindle (Single Hub), 1/2″ Studs, 2.250″ Seal
The Trailer Parts Pro™ 6,000 lb Complete Pre-Greased Hub-Drum Assembly is a durable, retail-boxed replacement hub designed for #42 spindles. Each assembly comes fully pre-greased and pre-assembled with bearing races pressed in for quick, reliable installation. Built to OEM-quality standards and compatible with 12″ x 2″ electric or hydraulic brakes, this hub is ideal for cargo, equipment, and heavy-duty trailers.
SKU: HD42656BX
SKU: HD42656BX -
Brake Components, Hubs, Spindles & Bearings
8 on 6.5″ Bolt Pattern, 1/2″ Studs | 5.2K–7K Axle, Complete Pre-Greased Hub-Drum Assembly – #42 Spindle (Single Hub) 2.250″ Seal
Brake Components, Hubs, Spindles & Bearings8 on 6.5″ Bolt Pattern, 1/2″ Studs | 5.2K–7K Axle, Complete Pre-Greased Hub-Drum Assembly – #42 Spindle (Single Hub) 2.250″ Seal
The Trailer Parts Pro™ 8 on 6.5″ Complete Pre-Greased Hub-Drum Assembly is a premium, ready-to-install replacement for 5,200–7,000 lb trailer axles with a #42 spindle. Each retail-boxed unit comes pre-greased and pre-assembled with bearing races pressed in for quick and clean installation. Perfect for cargo, gooseneck, equipment, and heavy-duty utility trailers, this hub meets or exceeds OEM standards and offers long-lasting reliability.
SKU: HD42866BX
SKU: HD42866BX -
Brake Components, Hubs, Spindles & Bearings
8 on 6.5″ Bolt Pattern, 9/16″ Studs | 5.2K–7K Axle, Complete Pre-Greased Hub-Drum Assembly – #42 Spindle (Single Hub) 2.250″ Seal
Brake Components, Hubs, Spindles & Bearings8 on 6.5″ Bolt Pattern, 9/16″ Studs | 5.2K–7K Axle, Complete Pre-Greased Hub-Drum Assembly – #42 Spindle (Single Hub) 2.250″ Seal
The Trailer Parts Pro™ Pre-Greased Hub-Drum Assembly is a complete, ready-to-install replacement hub for 5,200–7,000 lb trailer axles using a #42 spindle. Each hub is pre-greased and pre-assembled with races pressed in, offering fast installation and dependable performance. Engineered to meet or exceed OEM standards, this heavy-duty hub-drum fits 12″ x 2″ electric or hydraulic brakes and works with Dexter, Rockwell, Hayes, and AL-KO axles. Perfect for equipment, gooseneck, and utility trailers.
SKU: HD42866BX-916
SKU: HD42866BX-916












