Advertising Disclosure
Updated: 06 Apr 2026

10 Best Trailer Hubs Spindles

#1 Best Pick
2000lbs Trailer Axle Kit, Trailer Hub Assembly with 4 On 4" Bolt Idler & 1" Hub and Round Bt8 Spindle, Trailer Wheel Hub Kit for Cargo Boat Trailer Spindle

2000lbs Trailer Axle Kit, Trailer Hub Assembly with 4 On 4" Bolt Idler & 1" Hub and Round Bt8 Spindle, Trailer Wheel Hub Kit for Cargo Boat Trailer Spindle

Brand: Jiawu
Read more
  • Versatile Application: The trailer axle kit is suitable for cargo boat trailer spindle. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return.
  • Stable Performance: Cargo boat trailer spindle axle kit ensures the trailer stay stable and eliminates sway while driving. It maintains a secure connection between the trailer and towing vehicle.
  • Enhanced Safety: The trailer can withstand high load pressure, able to support the weight of the trailer stably and provide users with a safe and r eliable towing experience.
  • Sturdy and r eliable: Crafted from premium metal materials, this trailer hub spindle ensures durability and reliability to provide long term use and durability.
  • Optimal Functionality: The trailer axle hub kit is designed with a 4 on 4in idler hub and 1in round BT8 spindle for easy installation and enhanced performance.
Check latest price on Amazon
#2 Best Value
FKG Trailer Hub Spindle Kit 5 Bolt on 5" Bolt Circle Fit for 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles

FKG Trailer Hub Spindle Kit 5 Bolt on 5" Bolt Circle Fit for 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles

Brand: FKG
Read more
  • Outer Races are installed in 5 Bolt on 5" Bolt Circle Hub
  • Fits 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles
  • Service & Warranty: 1 year limited warranty. Any problem, we will resolve in 24h (refund/ replace/ offer technical support)
  • OE quality: ISO/TS 16949 certified, tested to the strictest OE standards, also improved those traditional design weaknesses, to ensure vehicle fitment and product reliability
Check latest price on Amazon
#3 Budget Pick
FKG Trailer Hub Spindle Kit 5 Bolt on 4.5" Bolt Circle Fit for 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles

FKG Trailer Hub Spindle Kit 5 Bolt on 4.5" Bolt Circle Fit for 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles

Brand: FKG
Read more
  • Outer Races are installed in 5 Bolt on 4.5" Bolt Circle Hub
  • Fits 3,500 lb. axles with 1-3/8 Inch to 1-1/16 Inch Tapered Spindles
  • Service & Warranty: 1 year limited warranty. Any problem, we will resolve in 24h (refund/ replace/ offer technical support)
  • OE quality: ISO/TS 16949 certified, tested to the strictest OE standards, also improved those traditional design weaknesses, to ensure vehicle fitment and product reliability
Check latest price on Amazon
#4 Top Choice
Menmseun 2 Sets Trailer Hub Kit 5 Bolt4.5",Trailer Axle Kit for 2000 lb 5 Lug Fits 1-1/16" Spindle, Trai-ler Hub Kit with Extra Dust Cap and Rubber Plug

Menmseun 2 Sets Trailer Hub Kit 5 Bolt4.5",Trailer Axle Kit for 2000 lb 5 Lug Fits 1-1/16" Spindle, Trai-ler Hub Kit with Extra Dust Cap and Rubber Plug

Brand: Menmseun
Read more
  • Trailer hub kits 5 on 4.5 for 2000 lbs trailer axle 1-1/16" straight spindle
  • 2pcs 1.25" ID grease seal
  • 4pcs L44649 bearings (for 1-1/16'' axle)
  • 2PCS Dust Caps (O.D: 1.98"),2PCS Washer(I.D: 1")
  • 2Pcs Cotter Pins,2PCS Spindle nuts(I.D: 1")
Check latest price on Amazon
#5 Popular Choice
GREPSPUD 1 Set 4 on 4'' Trailer Hub Kit for 2000 lbs 1" or 1-1/16" Trailer Straight Axle, 4x4'' Trailer Idler Hub Kit 4 Bolt, Fits 1" and 1-1/16" Spindle, Trailer Hub Kit with Extra Cap & Rubber Plug

GREPSPUD 1 Set 4 on 4'' Trailer Hub Kit for 2000 lbs 1" or 1-1/16" Trailer Straight Axle, 4x4'' Trailer Idler Hub Kit 4 Bolt, Fits 1" and 1-1/16" Spindle, Trailer Hub Kit with Extra Cap & Rubber Plug

Brand: GREPSPUD
Read more
  • FIT If you are not sure about the size of your origil parts, you can choose this kit. This 4x4'' trailer hub kit fits 2000lbs both 1" and 1-1/16" diameter trailer straight spindles. With 2Pcs L44643 bearings (for 1'' axle), 2Pcs L44649 bearings (for 1-1/16'' axle), 1Pc 1.25'' I.D and 1Pc 1.5'' I.D grease seal. Don't worry about adaptation.
  • SIZE & QUANTITY The trailer hub assembly kit include 16Pcs parts: 1Pc Hub (4 bolt 4'' for 2000lbs), 2Pcs L44643 Bearings (I.D: 1''), 2Pcs L44649 Bearings (I.D: 1-1/16''), 4Pcs Lug Nuts (1/2''-20 thread), 1Pc Grease Seal (I.D: 1.25", O.D: 1.98''), 1Pc Grease Seal (I.D: 1.5", O.D: 1.98''), 1Pc Cotter Pin (Length: 2.3"), 2Pcs Dust Caps (O.D: 1.98''), 2Pcs Rubber Plugs. Value-for-money sets! Meet the need for various repairs and spare parts.
  • STRONG PACKAGING - The trailer hub is wrapped with a bubble bag. Other parts are individually packed in white bubble bags. All parts are placed neatly, protect the small size with the large size. All items are neatly placed in a sturdy cardboard box. They are protected as much as possible during transportation to prevent deformation and wear.
  • HEAVY DUTY & ANTI-RUST - These items are made of high quality steel and rubber, strong and durable. Wheel hub surface with black coating, and dust cap surface zinc-plated, anti-corrosion & anti-rust, long-term service for your trailer.
  • BOLT PATTERN - 4 on 4'' bolt pattern idler hub with 1/2”-20 studs and bearing races installed..SATISFACTION GUARANTEE - For whatever reason, if you are not satisfied, you can contact us for replacement or full refund. Please rest assured purchase..NOTE - In order to install firmly, the axle dust caps and grease seals are slightly larger by design. You need to knock it into place using a wood block and hammer or rubber mallet.
Check latest price on Amazon
#6 Top Pick
Saree 2 Sets 3500Lbs Trailer Hub Kit 5 Bolt 4.5",5 Lug Trailer Hub Fit 1-1/16" to 1-3/8" Trailer Tapered Spindle,Boat Trailer Hubs 5 Lug,Trailer Wheel Hub Kit(Only for Tapered Spindle)

Saree 2 Sets 3500Lbs Trailer Hub Kit 5 Bolt 4.5",5 Lug Trailer Hub Fit 1-1/16" to 1-3/8" Trailer Tapered Spindle,Boat Trailer Hubs 5 Lug,Trailer Wheel Hub Kit(Only for Tapered Spindle)

Brand: Saree
Read more
  • 5×4.5" Trailer Hub FIT:Trailer hub kit 5 bolt 4.5 3500lb fits 1-1/16" to 1-3/8" axles (#84 Spindle EZ-Lube Axle).Compatible with Dexter/ for Al-Ko/ for Lippert/ for Quality and other brands 3,500lbs trailer axles; Only works on models for L44649 outer cone bearings 1-1/16'' to 1-3/8'' (for L68149) inner cone bearings trailer axles
  • Anti-collision Packaging:Each set of Trailer hubs 5 lug independent box packaging, an outer box inside with two separate box packaging, a good solution to the transport process of collision wear, but also convenient for you to store, good packaging comes from our love for high-quality trailer hub assembly.
  • High standard:Trailer hub kit 5 bolts 4.5,in strict accordance with the US G3000 standard production,using high-quality gray cast iron materials.With excellent strength and rigidity,as well as better heat transfer performance,has a longer service life.
  • Product advantage:The trailer hub kit is coated in black and tested with 96h salt spray test to prevent corrosion and rust. Dust cover surface galvanized,not only beautiful but also wear-resistant.The hardness standard of the Lug nuts is 10.9,which solves the fracture problem well.Bearing high-quality steel,low noise and reduce the coefficient of friction of the wheel hub,completely solve the problem of trailer spindle shaking and oil leakage.
  • What you will get:2pcs hub kits (5 bolts 4.5 for 3500lbs), 2pcs L44649 Outer bearings (I.D: 1-1/16"), 2pcs L68149 Inner bearings (I.D: 1-3/8"), 10pcs Lug nuts (1/2"-20 threads), 4PCS Dust Caps (O.D: 1.98"), 2PCS Grease Seals (O.D 2.56" - I.D 1.72"). 2PCS Washer(I.D: 1"), 2PCS Castle nuts(I.D: 1"), 2PCS Cotter Pins(L: 2.25").The trailer hub kit contains all accessories required for installation.
Check latest price on Amazon
#7 Top Pick
Reliable Trailer Hub (Shorty) for 1 Inch OR 1-1/16 Inch Straight Spindles (BT-150A-02)

Reliable Trailer Hub (Shorty) for 1 Inch OR 1-1/16 Inch Straight Spindles (BT-150A-02)

Brand: Reliable
Read more
  • Please note: This hub is a short hub 3-1/2" tall (through center of hub)
  • Fits 2,000 lb. axles with 1 Inch OR 1-1/16 Inch straight spindles
  • Thread 1/2"-20 - Hub comes equipped with pressed in races
  • 5 Bolt on 4-1/2" bolt circle
  • Read product description below for more information
Check latest price on Amazon
#8 Top Pick
4 Sets 5,200-6,000 lb Boat Trailer Axle Bearing Kits, 25580 15123 Bearings, Double Lip Grease Seals 10-36 (or 10-10), 2.44" Dust Caps, Fits 5,200-6,000 lb 6-Lug Hubs and Tandem Axles with #42 Spindles

4 Sets 5,200-6,000 lb Boat Trailer Axle Bearing Kits, 25580 15123 Bearings, Double Lip Grease Seals 10-36 (or 10-10), 2.44" Dust Caps, Fits 5,200-6,000 lb 6-Lug Hubs and Tandem Axles with #42 Spindles

Brand: Tgkjmad
Read more
  • 【Perfect Fit】 Designed for trailers with 1.25" to 1.75" spindles and 5,200-6,000 lb capacity tandem RV axles with #D42 spindles. Compatible with axle hubs from Dexter, Lippert, and Al-Ko.
  • 【Long-Life Bearing】 Made from high-quality alloy steel for superior durability and performance, ensuring long-lasting reliability and peace of mind
  • 【No-Leak Grease Seal】 The double-lip design, made from NBR and steel, ensures leak-free performance. Available in two specifications: 10-10 (21333TB) and 10-36 (22333TB)
  • 【Well-Packaged】 Each part is individually sealed and packed to prevent damage from collisions. Bearings and grease seals are pre-lubricated to resist rust
  • 【Kit Include】 All parts needed to repack the axle hub: 4x Inner bearings 25580(I.D. 1.75")丨4x Inner races 25520丨4x Outer bearings 15123(I.D. 1.25")丨4x Outer races 15245丨8x Grease seals 22333TB丨4x Cotter pins丨4x Dust caps丨4x Rubber plugs丨4x Spindle nuts丨4x Washers
Check latest price on Amazon
#9 Top Pick
UCUT 5-Bolt on 5" Bolt Circle Hub Trailer Hub Kit Fit for 1-3/8" Inner / 1-1/16" Outer Tapered Spindle,Fit for 3,500 lbs axles

UCUT 5-Bolt on 5" Bolt Circle Hub Trailer Hub Kit Fit for 1-3/8" Inner / 1-1/16" Outer Tapered Spindle,Fit for 3,500 lbs axles

Brand: UCUT
Read more
  • Hub has 5-bolt pattern on 5" circle,This hub kit fits for 3,500 lbs axles (rated as a pair).
  • This hub assembly includes L44649/10 outer bearing (1-1/16" ID) and L68149/11 inner bearing (1-3/8" ID), seal (1.72" ID, 2.56" OD), dust cap, cotter pin and lug nuts.
  • HIGH QUALITY: Trailer Hub Kit Manufactured to strict US G3000 standards with high quality cast iron materials, making it ideal for utility trailers, boat trailers, and equipment haulers. Excellent strength and toughness for longer service life.
  • Craft details: The surface of the hub kit adopts multi-layer high-precision spraying technology to ensure even and delicate paint surface, strong adhesion, wear-resistant and corrosion-resistant, prolonging the service life of the hub. The surface of the dust cover is galvanised, which is not only beautiful but also wear-resistant. The bearings are made of high quality high carbon steel, low noise, high hardness and wear resistance.
  • Satisfaction Guarantee: Please feel free to contact us at first if there is any problem when you receive or use our products. We UCUT treasure every opportunity to do our best to bring our customers good shopping experience, and we are always sincerely to solve your problem at the first time.
Check latest price on Amazon
#10 Top Pick
2000 Lbs Trailer Axle Kit with 5 on 4.5" Idler Hub & Round BT8 Spindle for Boat Trailers –, Steel Construction

2000 Lbs Trailer Axle Kit with 5 on 4.5" Idler Hub & Round BT8 Spindle for Boat Trailers –, Steel Construction

Brand: AKLOSIPY
Read more
  • Fit - This 2000 lb trailer axle kit is specifically designed for boat trailer spindles. With a focused approach, please ensure compatibility by carefully verifying sizes before placing your order, ensuring a match for your needs.
  • First - Prioritizing , this axle kit guarantees a stable connection between your trailer and tractor. This feature effectively prevents wobbling or shaking while driving, providing peace of mind for both the driver and passengers throughout your journey.
  • Superior Load Capacity - Crafted with a high load-bearing capacity, this axle kit reliably supports the weight of your trailer. Whether you're hauling goods or recreational vehicles, it delivers a safe and dependable towing experience under varying loads and conditions.
  • Built to Last - Utilizing top-quality materials and advanced manufacturing techniques, this axle kit is subjected to rigorous testing and quality control. Designed for sustained performance, it stands the test of time across numerous trips and -duty operations.
  • Simple Installation - Featuring a standard size, this trailer axle kit is straightforward to install. This ease of installation means you can have your trailer operational without the need for complex modifications, allowing for hassle- maintenance and quick upgrades.
Check latest price on Amazon

More products you might like!!