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Boat Trailer Hubs and Dust Caps

This category does contain a large amount of items, but start by selecting the correct subcategory to limit your search. Below you will see Brake Drums, which you will only need if you currently are running Hydraulic Drum Brakes. Boat Trailer Dust Caps, which essentially contains all types and styles of dust caps for installing on the end of your Trailer Brake Drum or Standard Hub. Then Galvanized Boat Trailer hubs, which is where you will find all the sizes and capacities of standard trailer hubs, also called Idler Hubs. Kodiak Pro Lube Kits for making your Bearing and Hub assembly an oil bath system, instead of a grease system. 
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Total Items: 79
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Trailer Axle Zinc Plated Cotter Key 1/8
Item Sku: 101031
MPN: N/A

Secures Axle Castle Nuts through hole in the spindle

Great for 2200lb, 3500lb, 5200lb, 6000lb, and 7,000lb Axles

Simply stick through and bend in place
Trailer Axle Zinc Plated Cotter Zey
$0.56
In Stock
Trailer Axle Round Washer for 1
Item Sku: 100886
MPN: N/A

Round Washer for Spindles with Cotter Key and Castle Nut

Fits on Spindles for 2200lb, 3500lb, 5200lb, 6000lb, and 7000lb Axles

Fits most Brands of Axles
Spindle Washer for Trailer Axle Spindle to Secure Bearings
Sale
$0.69  $0.53
In Stock
Trailer Axle Tang Washer for 1
Item Sku: 100884
MPN: N/A

Tang Washer for Axles with Flat Spot and Castle Nut

Features two tabs for securing into Castle Nut

Fits most Brands of Axles
1" D Style Tang Washer with Bendable Flap
Sale
$0.80  $0.50
In Stock
Trailer Axle D Washer for 1
Item Sku: 100885
MPN: N/A

D Washer for Axles with Flat Spot and Castle Nut

Used with Tang Washer and Castle Nut

Fits most Brands of Axles
D Washer for Trailer Axle Spindle to Secure Bearings
Sale
$0.94  $0.64
In Stock
Replacement Trailer Dust Cap Accu-Lube Plug or EZ Lube Plug
Item Sku: 100406
MPN: N/A

Fits 1.98, 2.441, 2.717 Accu Lube Style Dust Caps

Rubber Replacement Plug

Used on Accu Lube or Posi Lube Trailer Axles
Accu-Lube Plug
$1.97
In Stock
1.98 Dust Cap Fits Most 4 Lug and 5 Lug Trailer Hubs
Item Sku: 100398
MPN: N/A

Fits Standard 4 Lug and 5 Lug Trailer Hubs with 1.98" Opening

Zinc Plated Finish for corrosion resistance

Ideal for keeping grease in an dirt out of your bearing chamber
Trailer Hub Dust Cap 1.98
$2.15
In Stock
Trailer Axle Castle Nut 1
Item Sku: 141620
MPN:

Castle Nut for Galvanized and Painted Steel Axles

Screws on Spindles for 2200lb, 3500lb, 5200lb, 6000lb, and 7000lb Axles

Fits most Brands of Axles
Trailer Axle Spindle Castle Style Nut 12 Slot for 1 inch Standard Spindles
$2.48
In Stock
Trailer Oil Cap Replacement O Ring 10-45
Item Sku: 143698
MPN:

Oil Cap O Ring 10-45

Fits Oil Cap Number 21-35

For Thread Oil Caps used in Threaded Hubs or Drums
Sale
$2.59  $1.71
In Stock
2.441 Zinc Plated Trailer Dust Cap Fits Most 6 Lug Trailer Hubs
Item Sku: 100402
MPN: N/A

Fits Standard 6 Lug Trailer Hubs with 2.441" Opening

Zinc Plated Finish for corrosion resistance

Ideal for keeping grease in an dirt out of your bearing chamber
Dust Cap 2.441
Sale
$2.80  $2.43
In Stock
1.72
$2.84
In Stock
Trailer Hub Grease Seal 1 1/4
Item Sku: 142607
MPN: N/A

Double Lipped Grease Seal for Light Duty Trailer Hubs

Outer Diameter 1.983" / Inner Diameter 1.25"

Meant for Grease Applications
BT8 Grease Seal for 1,400lb and 2,000lb trailer hubs and axles
$2.86
In Stock
Trailer Hub Grease Seal 1 1/2
Item Sku: 141460
MPN:

BT8 Grease Seal for 2,000lb and 2,200lb trailer hubs and axles
Sale
$2.87  $2.04
In Stock
Trailer Axle Spindle Nut 1
Item Sku: 100975
MPN: N/A

Spindle Nut for Galvanized and Painted Steel Axles

Screws on Spindles for 2200lb, 3500lb, 5200lb, 6000lb, and 7000lb Axles

Fits most Brands of Axles
Trailer Axle Spindle Castle Style Nut for 1 inch Spindles
$3.11
In Stock
Trailer Axle Castle Nut 1
Item Sku: 100883
MPN: N/A

Castle Nut for Galvanized and Painted Steel Axles

Screws on Spindles for 2200lb, 3500lb, 5200lb, 6000lb, and 7000lb Axles

Fits most Brands of Axles
Trailer Axle Spindle Castle Style Nut for 1 inch Spindles
$3.32
In Stock
Boat Trailer Bearing Race #68111 for Trailer Bearing #L68149
Item Sku: 141605
MPN:

Typically used in 4 and 5 lug hubs

For 2,000lb - 3,5000lb Capacity Trailers

Trailer Race 68111 fits Bearing 68149
$3.45
In Stock
1.98 Accu-Lube Dust Cap, EZ Lube Fits Most 4 Lug and 5 Lug Trailer Hubs
Item Sku: 100399
MPN: N/A

Fits Standard 4 Lug and 5 Lug Trailer Hubs with 1.98" Opening

Zinc Plated Finished and Removable Center Plug to Access Grease Fitting

Used on Accu Lube or Posi Lube Trailer Axles
Dust Cap 1.98 Accu-lube
$3.52
In Stock
Boat Trailer Bearing Race #44610 for Trailer Bearing #L44649
Item Sku: 141604
MPN:

Typically used in 4 and 5 lug hubs

For 2,000lb - 3,5000lb Capacity Trailers

Trailer Race 44610 fits Bearing 44649
$3.54
In Stock
Trailer Grease Seal 2 1/4
Item Sku: 142610
MPN: GS-2250DL

Double Lipped Grease seal 2.25" ID, 3.376" OD

For 6 Lug and 8 Lug Trailer Hubs and Drums

Meant for Grease Applications
Grease Seal for 6,000lb and 7,000lb trailer hubs and axles
$3.66
In Stock
Trailer Oil Seal 2.25
Item Sku: 143418
MPN: 22333TC

Trailer Oil Seal #42 Spindle for 6 Lug and 8 Lug Hubs

2.250-inch Inner Diameter

3.376-inch Outer Diameter
Oil Seal for #42 5200lb - 7000lb Trailer Hubs and Axles
Sale
$3.66  $2.41
In Stock
Trailer Grease Seal 2 1/8
Item Sku: 142611
MPN: GS-2125DL

Double Lipped Grease Seal for 6 Lug and 8 Lug Hubs and Drums

Inner Diameter 2.215" / Outer Diameter 3.376"

Used for Grease Applications
Grease Seal for 6,000lb and 7,000lb trailer hubs and axles
$3.68
In Stock
Zinc Plated Drive-In Boat Trailer Stud 1/2 in x 2 in for 5-8 Lug Hubs
Item Sku: 141630
MPN: 4759-20Z

1/2 inch Diameter by 2 inch Stud

Zinc Plated Drive In Trailer Stud

For 5 Lug - 8 Lug Trailer Hubs
Trailer Drive-In Hub Stud 1/2" x 2" for 3500 lb - 7000 lb Hubs
$3.72
In Stock
Replacement Trailer Accu-lube Dust Cap Plug Yellow Silicone
Item Sku: 143107
MPN:

Replacement Silicone Dust Cap Plug

Fits 1.98" (4 or 5 lug) Trailer Dust Caps

Yellow Silicone Trailer Dust Cap Plug
$3.81
In Stock
Trailer Axle Tang Washer for 1 1/2
Item Sku: 143520
MPN: N/A

1 1/2" Tang Washer

Used on 9k - 10k axles

- B Style Tang Washer
1.5" B Style Tang Washer
$3.88
In Stock
2.441 inch Trailer Dust Cap Accu-lube Fits most 6 Lug Trailer Hubs
Item Sku: 100403
MPN: N/A

Fits Standard 6 Lug Trailer Hubs with 2.441" Opening

Zinc Plated Finished and Removable Center Plug to Access Grease Fitting

Used on Accu Lube or Posi Lube Trailer Axles
Dust Cap 2.441 inch Accu-lube
$3.92
In Stock
Replacement Rubber Oil Plug for Trailer Oil Caps Dexter 46-32
Item Sku: 143433
MPN:

Replacement Oil Cap Plug for Dexter Oil Caps.
$4.18
In Stock
Zinc Plated Drive-In Boat Trailer Stud 1/2 in x 2.5 in for 5-8 Lug Hubs
Item Sku: 141631
MPN: 4759-25Z

1/2 inch Diameter by 2.5 inch Stud

Zinc Plated Drive In Trailer Stud

For 5 Lug - 8 Lug Trailer Hubs
Trailer Drive-In Hub Stud 1/2" x 2.5" for 3500 lb - 7000 lb Hubs
$4.32
In Stock
Zinc Plated 2.717 inch Trailer Dust Cap fits most 8 Lug Trailer Hubs
Item Sku: 100404
MPN: N/A

Fits Standard 8 Lug Trailer Hubs with 2.717" Opening

Zinc Plated Finish for corrosion resistance

Ideal for keeping grease in an dirt out of your bearing chamber
Dust Cap 2.717 inch Zinc Plated
$4.59
In Stock
Zinc Plated 2.717 in Accu-Lube Trailer Dust Cap fits most 8 Lug Hubs
Item Sku: 100405
MPN: N/A

Fits Standard 8 Lug Trailer Hubs with 2.717" Opening

Zinc Plated Finished and Removable Center Plug to Access Grease Fitting

Used on Accu Lube or Posi Lube Trailer Axles
Dust Cap 2.717 inch Zinc Plated Accu-Lube
$4.82
In Stock
TrailerHub Wheel Bearing 44643 for 2,000lb Trailer Axles, 1
Item Sku: 143255
MPN:

1" Inner Diameter

Fits Race 24410

Typically Used in 4 Lug or 5 Lug hubs
Trailer Bearing for 2,000lb Trailers.
$5.62
In Stock
Boat Trailer Hub UFP Grease Seal 1.37
Item Sku: 143398
MPN:

Double Lipped UFP Trailer Grease Seal

1.37" Inner Diameter

1.97" Outer Diameter
BT8 Grease Seal for 2,000lb and 2,200lb 1.37" ID UFP Trailer Hubs
Sale
$5.66  $3.73
In Stock
Zinc Plated Drive-In Boat Trailer Stud 9/16 in x 2 in for 6-8 Lug Hubs
Item Sku: 141634
MPN: 7-223

9/16 inch Diameter by 2 inch Stud

Zinc Plated Drive In Trailer Stud

For 6 Lug and 8 Lug Trailer Hubs
Trailer Drive-In Hub Stud 9/16" x 2" for 5200 lb - 8000 lb Hubs
$5.71
In Stock
Trailer UFP Grease Seal 1.68
Item Sku: 143394
MPN:

Double Lipped UFP Trailer Grease Seal

Commonly on 3,500 lb 5 Lug Hubs with UFP Axles

1.68" ID / 2.33" OD
UFP Grease Seal for 1.68" ID 3500lb trailer hubs and axles
Sale
$5.73  $3.90
In Stock
Trailer UFP Grease Seal 1.68
Item Sku: 143396
MPN:

Double Lipped UFP Trailer Grease Seal

Commonly on 3,500 lb 5 Lug Hubs with UFP Axles

1.68" ID / 2.56" OD
UFP Grease Seal for 1.68" ID 2.56" OD 3500lb trailer hubs and axles
Sale
$6.36  $4.20
In Stock
Raw Steel Drive In Trailer Stud 1/2 inch by 2 inch for 3.5k-7K Hubs
Item Sku: 143593
MPN: 7-122

1/2" diameter

2.15" Overall Length

1/2" - 20 Thread Pitch
Trailer Hub Steel Stud Drive-In 1/2 inch x 2 inch for 5 Lug - 8 Lug Hubs
$7.15
In Stock
1.98 Accu-Lube Dust Cap Stainless Steel Fits Most 5 Lug Trailer Hubs
Item Sku: 100401
MPN: N/A

Fits Standard 4 Lug and 5 Lug Trailer Hubs with 1.98" Opening

Stainless Steel does not rust!

Great for Boat Trailers - Stainless Steel Does Not Rust
Dust Cap 1.98 Accu-lube Stainless Steel
$7.31
In Stock
Trailer Spindle Nut Cage for Galvanized Trailer Axles
Item Sku: 100970
MPN: N/A

Spindle Nut Cage for Dexter Galvanized Axles

Use Spindle Nut Cage with Spindle Nut, and D Washer

Fits 2200lb and 3500lb Dexter Galvanized Axles
Locking Cage for Dexter Galvanized Axles
$7.51
In Stock
Trailer Oil Seal 2.375
Item Sku: 143566
MPN: 10-48

Double Lipped Trailer Oil Seal 10-54

Used with 60-6 Wear Sleeve

2.375" ID, 3.376" OD
Trailer Grease Seal for 2.375" ID 5.2k-8k Trailer Hubs with 60-6 Wear Sleeve
$8.00
Out of Stock
1.98 Stainless Steel Dust Cap With Yellow Silicone Plug for Posi Lube, Accu-Lube, EZ Lube Axles.
Item Sku: 100401
MPN: N/A

Fits Standard 4 Lug and 5 Lug Trailer Hubs with 1.98" Opening

Stainless Steel does not rust and premium silicone plug will not rot out!

Great for Boat Trailers - Stainless Steel Does Not Rust
Dust Cap 1.98 Accu-lube Stainless Steel
$8.32
In Stock
2.441 Accu-Lube Dust Cap Stainless Steel Fits Most 6 Lug Trailer Hub
Item Sku: 100974
MPN: N/A

Fits Standard 6 Lug Trailer Hubs with 2.441" Opening

Stainless Steel does not rust!

Great for Boat Trailers - Stainless Steel Does Not Rust
6 Lug Stainless Steel Dust Ez Lube Dust Cap
$10.36
In Stock
Black Steel Drive-In Trailer Stud 5/8 in x 3 1/8 in for 8 Lug Hubs
Item Sku: 141636
MPN: 7-115

5/8 inch Diameter by 3 1/8 inch Stud

Steel Drive In Trailer Stud

For 8 Lug Trailer Hubs
Trailer Drive-In Hub Stud 5/8" x 3 1/8" for 7000 lb - 12000 lb Hubs
Sale
$10.46  $6.90
In Stock
Trailer Oil Seal 1.72
Item Sku: 143382
MPN:

Oil Seal UHI 3,500 lb Hubs

1.72 inch Inner Diameter

2.56 inch Outer Diameter
UHI Oil Seal for 3500lb trailer hubs and axles
$10.86
In Stock
Trailer Bearing 67048 for 5,200 - 6,000lb (6 Lug) Trailer Axles, 1 1/4
Item Sku: 143263
MPN:

1 1/4" Inner Diameter

Fits Race 67010

Typically Used in 6 Lug Hubs
Trailer Bearing for 5,200lb and 8,000lb Trailers.
$11.46
In Stock
2.73 Accu-Lube Dust Cap Stainless Steel Fits Most 8 Lug Trailer Hubs
Item Sku: 101042
MPN: N/A

Fits Standard 8 Lug Trailer Hubs with 2.717" Opening

Stainless Steel does not rust!

Great for Boat Trailers - Stainless Steel Does Not Rust
8 Lug Stainless Steel Dust Ez Lube Dust Cap
$11.53
In Stock
Boat Trailer Bearing Race #382A for Trailer Bearing #387A
Item Sku: 141606
MPN:

Typically used in 8 lug hubs

For 9,000lb - 10,000lb Capacity Trailers

Trailer Race 382A fits Bearing 387A
$15.26
In Stock
1.98 Trailer Dust Cap Install Tool for 1.98 Boat Trailer Dust Caps
Item Sku: 100451
MPN: N/A

Mounts 1.98 Dust Caps Standard and Accu Lube

Simply use Hammer or Mini Sledge to pound in Dust Cap

This tools installs and removes dust caps
Dust Cap Install tool 1.98
$18.73
Out of Stock
2.441 Trailer Dust Cap installation Tool for 2.441 Boat Trailer Dust Caps
Item Sku: 100452
MPN: N/A

Mounts 2.441 Dust Caps Standard and Accu Lube

Simply use Hammer or Mini Sledge to pound in Dust Cap

This tools installs and removes dust caps
Dust Cap Install tool 2.441
$19.51
Out of Stock
Tie Down Engineering Vortex Replacement Dust Cap for 3,500 lb Threaded Trailer Hub
Item Sku: 143151
MPN: 021-261-01

Tie Down Engineering PN 021-261-01

For 3500lb 5 Lug threaded Vortex Hubs

Tie Down Vortex Hub Dust Cap for 5 Lug Hub
$20.30
Out of Stock
1.98
Item Sku: 143680
MPN:

Replacement Cap and Housing for 1.98" Kodiak Pro Lube Kit

Aluminum Housing and Plastic Cap

Includes Rubber O Ring
Kodiak Pro Lube Replacement Oil Cap and Housing
$20.35
In Stock
2.717 Trailer Dust Cap installation Tool for 2.717 Boat trailer Dust Caps
Item Sku: 100453
MPN: N/A

Mounts 2.717 Dust Caps Standard and Accu Lube

Simply use Hammer or Mini Sledge to pound in Dust Cap

This tools installs and removes dust caps
Dust Cap Install tool 2.717
Sale
$22.65  $14.95
Out of Stock
Trailer Hub Wheel Bearing 28580 for 7,000 (8 Lug) Trailer Axles, 2
Item Sku: 143451
MPN:

Fits Race 25821

Typically Used in 8 Lug hubs

2" Inner Diameter
Trailer Bearing Outer for 7,000 Trailer Axles
Sale
$25.67  $16.94
In Stock
 
 
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