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Bearings, Seals, & Nuts

6K/7K/8K Rated Inner Bearing [25580]

Hydrastar
Original price $9.90 - Original price $14.30
Original price
$9.90 - $14.30
$9.90 - $14.30
Current price $9.90

This 6K/7K/8K Rated Inner Bearing is designed for trailers, ensuring smooth and efficient wheel rotation and enhancing the overall performance of y...

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Original price $9.90 - Original price $14.30
Original price
$9.90 - $14.30
$9.90 - $14.30
Current price $9.90

6K/7K/8K Rated Grease Seal [472920]

Hydrastar
Original price $6.60 - Original price $6.60
Original price
$6.60
$6.60 - $6.60
Current price $6.60

This 6K/7K/8K Rated Grease Seal is tailored for trailers, offering a robust, leak-proof seal that maintains axle lubrication and safeguards against...

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Original price $6.60 - Original price $6.60
Original price
$6.60
$6.60 - $6.60
Current price $6.60

Posi Lube Grease Cap, 1.98", for 3.5k Axle Hubs

Hydrastar
Original price $6.59
Original price $6.59 - Original price $6.59
Original price $6.59
Current price $4.40
$4.40 - $4.40
Current price $4.40

Posi Lube Grease Cap 3.5k Rated Press in Grease Cap, Cold Rolled Steel, Galvanized Finish, Includes Rubber Plug shown for easy access to grease yo...

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Original price $6.59
Original price $6.59 - Original price $6.59
Original price $6.59
Current price $4.40
$4.40 - $4.40
Current price $4.40
Save 33% Save %

7K/8K Rated Outer Bearing (5/8 in., 9/16 in.) [02475]

Hydrastar
Original price $9.90 - Original price $15.40
Original price
$9.90 - $15.40
$9.90 - $15.40
Current price $9.90

The 7K/8K Rated Outer Bearing is designed for trailers, enhancing wheel rotation and overall towing performance. This bearing is crucial for the re...

View full details
Original price $9.90 - Original price $15.40
Original price
$9.90 - $15.40
$9.90 - $15.40
Current price $9.90

6K/7K/8K Rated Carbon Case Spring - Oil Seal [10-63]

Hydrastar
Original price $28.56
Original price $28.56 - Original price $28.56
Original price $28.56
Current price $17.60
$17.60 - $17.60
Current price $17.60

This 6K/7K/8K Rated Carbon Case Spring - Oil Seal is tailored for trailers, offering a robust, leak-proof seal that maintains axle lubrication and ...

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Original price $28.56
Original price $28.56 - Original price $28.56
Original price $28.56
Current price $17.60
$17.60 - $17.60
Current price $17.60
Save 38% Save %

Posi Lube Grease Cap, 2.717", for 7.0k Axle Hubs

Hydrastar
Original price $7.69
Original price $7.69 - Original price $7.69
Original price $7.69
Current price $5.50
$5.50 - $5.50
Current price $5.50

Posi Lube Grease Cap 7.0k Rated Press in Grease Cap, Cold Rolled Steel, Galvanized Finish, Includes Rubber Plug shown for easy access to grease yo...

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Original price $7.69
Original price $7.69 - Original price $7.69
Original price $7.69
Current price $5.50
$5.50 - $5.50
Current price $5.50
Save 28% Save %

Hydrastar® 7K/8K Rated Screw-On Oil/Dust Cap

Hydrastar
Original price $8.80 - Original price $8.80
Original price
$8.80
$8.80 - $8.80
Current price $8.80

The Hydrastar® 7K/8K Rated Screw-On Oil/Dust Cap is designed for superior protection and compatibility with heavy-duty trailers. It accommodates b...

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Original price $8.80 - Original price $8.80
Original price
$8.80
$8.80 - $8.80
Current price $8.80

Posi Lube Grease Cap, 2.44", for 5.2k - 6.0k Axle Hubs

Hydrastar
Original price $6.04
Original price $6.04 - Original price $6.04
Original price $6.04
Current price $4.40
$4.40 - $4.40
Current price $4.40

Posi Lube Grease Cap 5.2k - 6.0k Rated Press in Grease Cap, Cold Rolled Steel, Galvanized Finish, Includes Rubber Plug shown for easy access to gr...

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Original price $6.04
Original price $6.04 - Original price $6.04
Original price $6.04
Current price $4.40
$4.40 - $4.40
Current price $4.40
Save 27% Save %

3.5K Rated Grease Seal [GS-171255TB]

Hydrastar
Original price $9.89
Original price $9.89 - Original price $9.89
Original price $9.89
Current price $4.40
$4.40 - $4.40
Current price $4.40

This 3.5K Rated Grease Seal is designed for trailers, offering a secure, leak-proof seal that preserves the axle's lubrication and shields it from ...

View full details
Original price $9.89
Original price $9.89 - Original price $9.89
Original price $9.89
Current price $4.40
$4.40 - $4.40
Current price $4.40
Save 56% Save %

3.5K Rated Outer Bearing [L44649]

Hydrastar
Original price $7.70 - Original price $9.90
Original price
$7.70 - $9.90
$7.70 - $9.90
Current price $7.70

This 3.5K Rated Outer Bearing is designed for trailers, aimed at enhancing wheel rotation and the overall towing performance. It's a vital componen...

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Original price $7.70 - Original price $9.90
Original price
$7.70 - $9.90
$7.70 - $9.90
Current price $7.70

Enclosed Lug Nut 9/16-18" x 1-5/8" - Stainless Lug Nuts {16 PACK}

Hydrastar
Original price $53.89
Original price $53.89 - Original price $53.89
Original price $53.89
Current price $47.30
$47.30 - $47.30
Current price $47.30

Acorn lug nut with Enclosed Threads, made to protect your hub studs from Corrosion over time and keep a clean finish over your trailer wheels lifet...

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Original price $53.89
Original price $53.89 - Original price $53.89
Original price $53.89
Current price $47.30
$47.30 - $47.30
Current price $47.30
Save 12% Save %

6K Rated Outer Bearing [15123]

Hydrastar
Original price $7.70 - Original price $12.10
Original price
$7.70 - $12.10
$7.70 - $12.10
Current price $7.70

This 6K Rated Outer Bearing is crafted for trailers, specifically designed to enhance wheel rotation and overall towing performance. It plays a cru...

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Original price $7.70 - Original price $12.10
Original price
$7.70 - $12.10
$7.70 - $12.10
Current price $7.70

3.5K Rated Inner Bearing [L68149]

Hydrastar
Original price $7.70 - Original price $9.90
Original price
$7.70 - $9.90
$7.70 - $9.90
Current price $7.70

This 3.5K Rated Inner Bearing is designed for trailers, providing smooth and efficient wheel rotation and enhancing the overall performance of your...

View full details
Original price $7.70 - Original price $9.90
Original price
$7.70 - $9.90
$7.70 - $9.90
Current price $7.70

Hydrastar® HD 7K/8K Rated Screw-On Rugged Oil Bath Cap, Aluminum Alloy body {303-E78DO-ALC}

Hydrastar
Original price $54.99
Original price $54.99 - Original price $54.99
Original price $54.99
Current price $36.30
$36.30 - $36.30
Current price $36.30

HYDRASTAR® RUGGED OIL BATH CAP 7K/8K Rated Screw-On Oil/Dust Cap is designed for superior protection and compatibility with heavy-duty trailers. ...

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Original price $54.99
Original price $54.99 - Original price $54.99
Original price $54.99
Current price $36.30
$36.30 - $36.30
Current price $36.30
Save 34% Save %

Axle Spindle Nut, Washer, Cotter Key Kit - 1"-14 Nut, 1" Washer

Hydrastar
Original price $14.29
Original price $14.29 - Original price $14.29
Original price $14.29
Current price $12.10
$12.10 - $12.10
Current price $12.10

1'-14 Castle Nut, Washer, and Cotter Pin Kit Axle end hardware intended for Industry Standard Axles.  Zinc Plated Finish Kit: Includes (2) 1"-14 Ca...

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Original price $14.29
Original price $14.29 - Original price $14.29
Original price $14.29
Current price $12.10
$12.10 - $12.10
Current price $12.10
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Acorn Lug Nut 9/16-18" - Clear Zinc - Cone Seat {Pack of 16}

Hydrastar
Original price $21.99
Original price $21.99 - Original price $21.99
Original price $21.99
Current price $18.70
$18.70 - $18.70
Current price $18.70

Acorn lug nut with open end and cone seat design. Height: 3/4" inches Thread: Fits 9/16-18" threaded wheel studs Seat: Compatible with conical ...

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Original price $21.99
Original price $21.99 - Original price $21.99
Original price $21.99
Current price $18.70
$18.70 - $18.70
Current price $18.70
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Enclosed Lug Nut 1/2-20" x 1-5/8" - Stainless Lug Nuts {10 PACK}

Hydrastar
Original price $47.29
Original price $47.29 - Original price $47.29
Original price $47.29
Current price $37.40
$37.40 - $37.40
Current price $37.40

Acorn lug nut with Enclosed Threads, made to protect your hub studs from Corrosion over time and keep a clean finish over your trailer wheels lifet...

View full details
Original price $47.29
Original price $47.29 - Original price $47.29
Original price $47.29
Current price $37.40
$37.40 - $37.40
Current price $37.40
Save 21% Save %

Flange Lug Nut 5/8"-18 - Clear Zinc

Hydrastar
Original price $38.49
Original price $38.49 - Original price $38.49
Original price $38.49
Current price $29.70
$29.70 - $29.70
Current price $29.70

Flange Lug Nut 5/8"-18 Height: 1" Flange Diameter: 1-9/16" Thread: Fits 5/8-18" threaded wheel studs Seat: Used for Mounting 17.5" Flat Ser...

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Original price $38.49
Original price $38.49 - Original price $38.49
Original price $38.49
Current price $29.70
$29.70 - $29.70
Current price $29.70
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Coned Lug Nut 1/2-20" - Clear Zinc - Cone Seat

Hydrastar
Original price $1.10 - Original price $1.10
Original price
$1.10
$1.10 - $1.10
Current price $1.10

Acorn lug nut with open end and cone seat design. Height: 5/8 inches Thread: Fits 1/2"-20 threaded wheel studs Seat: Compatible with conical wh...

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Original price $1.10 - Original price $1.10
Original price
$1.10
$1.10 - $1.10
Current price $1.10

VALCRUM® HD 7K/8K Rated Screw-On Oil/Dust Cap, Aluminum Alloy body, ST-2875

Hydrastar
Original price $60.49
Original price $60.49 - Original price $60.49
Original price $60.49
Current price $44.00
$44.00 - $44.00
Current price $44.00

VALCRUM® 7K/8K Rated Screw-On Oil/Dust Cap is designed for superior protection and compatibility with heavy-duty trailers. It accommodates both 9/...

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Original price $60.49
Original price $60.49 - Original price $60.49
Original price $60.49
Current price $44.00
$44.00 - $44.00
Current price $44.00
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7K Rated Outer Bearing [14125A]

Hydrastar
Original price $8.80 - Original price $14.30
Original price
$8.80 - $14.30
$8.80 - $14.30
Current price $8.80

The 7K Rated Outer Bearing is tailored for trailers, enhancing wheel rotation and overall towing performance. Essential for the reliability and lon...

View full details
Original price $8.80 - Original price $14.30
Original price
$8.80 - $14.30
$8.80 - $14.30
Current price $8.80

Coned Open End Lug Nut 1/2-20" - Stainless Steel - Cone Seat {10 PACK}

Hydrastar
Original price $21.99
Original price $21.99 - Original price $21.99
Original price $21.99
Current price $17.60
$17.60 - $17.60
Current price $17.60

Coned Open End lug nut with open end and cone seat design. Height: 5/8 inches Thread: Fits 1/2"-20 threaded wheel studs Seat: Compatible with c...

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Original price $21.99
Original price $21.99 - Original price $21.99
Original price $21.99
Current price $17.60
$17.60 - $17.60
Current price $17.60
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Hydrastar® 9K/10K Rated Screw-On Oil/Dust Cap

Hydrastar
Original price $19.80 - Original price $19.80
Original price
$19.80
$19.80 - $19.80
Current price $19.80

The Hydrastar® 9K/10K Rated Screw-On Oil/Dust Cap is designed for superior protection and compatibility with heavy-duty trailers. Rated for SAE 90W...

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Original price $19.80 - Original price $19.80
Original price
$19.80
$19.80 - $19.80
Current price $19.80

Hydrastar® 7K/8K Rated Screw-On Oil/Dust Cap, Aluminum Machined

Hydrastar
Original price $64.90 - Original price $64.90
Original price
$64.90
$64.90 - $64.90
Current price $64.90

The Hydrastar® 7K/8K Rated Screw-On Oil/Dust Cap Aluminum Machined Cap is designed for heavy-duty trailers and long haulers. This cap is solid alu...

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Original price $64.90 - Original price $64.90
Original price
$64.90
$64.90 - $64.90
Current price $64.90