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Parts store / Bearings, seals & hardware

Bearings, seals & hardware

Wheel bearing kits, grease seals, big truck and trailer wheel seals, oil caps, hub caps, lug bolts, hub studs and shackle links, in stock here in Seattle, WA.

Last updated November 4, 2026

Please note: Parts and tires are sold only to customers who are paying for our road service.

In stock

Trailer Tech K6001-6EZ bearing kit (15123 / 25580)
In stock

Trailer Tech K6001-6EZ bearing kit (15123 / 25580)

  • Brand: Trailer Tech
  • Part number: K6001-6EZ
  • Bearings: 15123 and 25580, with races
  • Kit includes: (1) inner bearing and race, (1) outer bearing and race, (1) seal, (1) grease cap and plug, (1) spindle nut and retainer, (6) lug nuts

$52.00

Call to order
Carry-On 501T bearing kit, 1" spindle
In stock

Carry-On 501T bearing kit, 1" spindle

  • Brand: Carry-On
  • Part number: 501T
  • Fits: 1" spindle, most 1,250 lb hubs
  • Kit includes: (2) L-44643 bearings, (2) L-44610 races, (1) 1.250" seal, (1) cotter pin

$38.99

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Trailer Tech MS-BT-K seal 2 pack, 1.249 x 1.979
In stock

Trailer Tech MS-BT-K seal kit, 2 pack

  • Brand: Trailer Tech
  • Part number: MS-BT-K
  • Size: 1.249 x 1.979
  • Includes (2) SL122-1 seals

$14.56 total

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Trailer Tech MS-BTR-K seal kit, BTR Series
In stock

Trailer Tech MS-BTR-K seal kit, BTR Series

  • Brand: Trailer Tech
  • Part number: MS-BTR-K
  • Size: 1.96 x 1.50 x .25

$12.90

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Trailer Tech KSL225-1 seal kit
In stock

Trailer Tech KSL225-1 seal kit

  • Brand: Trailer Tech
  • Part number: KSL225-1 (SL225-1 seal)
  • Size: 2.25" ID x 3.38" OD

$18.45

Call to order
TRP grease seals, GS-2250DL
In stock

TRP grease seals, GS-2250DL

  • Brand: TRP
  • Stamped GS-2250DL
  • Sold loose

$10.14 each

Call to order
Wheel seals, black with yellow rim
In stock

Wheel seals, black with yellow rim

  • Description: trailer hub grease seals
  • Call with your hub or bearing numbers and we will match the size

$10.40 each

Call to order
Wheel seals, green and tan
In stock

Wheel seals, green and tan

  • Description: trailer hub grease seals
  • Call with your hub or bearing numbers and we will match the size

$6.49 each

Call to order
National 380025A wheel seal
In stock

National 380025A wheel seal

  • Brand: National (Federal-Mogul)
  • Part number: 380025A
  • Oil bath wheel seal for heavy trailer and truck wheel ends
  • Tool adapter listed on the box: RD-306

$72.56 each

Call to order
National 380065A wheel seal
In stock

National 380065A wheel seal

  • Brand: National (Federal-Mogul)
  • Part number: 380065A
  • Oil bath wheel seal for heavy trailer and truck wheel ends
  • Tool adapter listed on the box: RD-310

$73.43 each

Call to order
CR (SKF) Scotseal X-Treme 35058XT
In stock

CR (SKF) Scotseal X-Treme 35058XT

  • Brand: CR Seals / SKF
  • Part number: 35058XT
  • Scotseal X-Treme wheel seal

$58.50 each

Call to order
CR (SKF) Scotseal 35058-C50
In stock

CR (SKF) Scotseal 35058-C50

  • Brand: CR Seals / SKF
  • Part number: 35058-C50
  • Scotseal wheel seal

$58.50 each

Call to order
CR (SKF) Scotseal Classic 47697
In stock

CR (SKF) Scotseal Classic 47697

  • Brand: CR Seals / SKF
  • Part number: 47697
  • Scotseal Classic wheel seal, comes with O-ring
  • Installation tool 435 listed on the box

$71.68 each

Call to order
National 370001A Dynamic Edge wheel seal
In stock

National 370001A Dynamic Edge wheel seal

  • Brand: National (Federal-Mogul)
  • Part number: 370001A
  • Dynamic Edge technology, made in USA

$57.07 each

Call to order
National 370003A wheel seal
In stock

National 370003A wheel seal

  • Brand: National (Federal-Mogul)
  • Part number: 370003A
  • Seal marked 22285H04, made in USA

$57.07 each

Call to order
ConMet wheel seal 10045887
In stock

ConMet wheel seal 10045887

  • Brand: ConMet
  • Part number: 10045887 (box marked 23920009)
  • Wheel seal service kit for R-type drive axle spindles
  • Installation instructions included

$53.64 each

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Dexter K71-038-00 oil cap with rubber plug
In stock

Dexter oil cap with rubber plug, K71-038-00

  • Brand: Dexter
  • Part number: K71-038-00 (the factory kit is 2 caps, 2 rubber plugs and 2 O-rings; priced here per cap)
  • Description: oil bath hub cap with rubber plug and oil level marking, 2-7/8"-12 thread
  • Fits Dexter 6K and 8K screw-in hubs and 9K hubs made before October 1989. Call to confirm it matches your hub

$26.55 each

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Spindle nut retainers (tang washers)
In stock

Spindle nut retainers (tang washers)

  • Description: spindle nut retainers
  • Call with your spindle size

$16.92

Call to order
Carry-On 512T lug bolts, 1/2"-20
In stock

Carry-On 512T lug bolts, 1/2"-20

  • Brand: Carry-On
  • Part number: 512T
  • Thread: 1/2"-20
  • Wrench size: 13/16"
  • 5 per package

$16.89

Call to order
Carry-On 522T press-in hub studs
In stock

Carry-On 522T press-in hub studs

  • Brand: Carry-On
  • Part number: 522T
  • 5 per package
  • Fits most 2,000 lb and 3,500 lb hubs
  • Use with 509T lug nuts

$25.99

Call to order
Carry-On 125T shackle links, 3-1/8"
In stock

Carry-On 125T shackle links, 3-1/8"

  • Brand: Carry-On
  • Part number: 125T
  • Size: 3-1/8"
  • 4 per package
  • Connects a double-eye leaf spring to the rear hanger or equalizer

$25.99

Call to order
Dexter Fortress K21-303-00 aluminum oil cap
NewIn stock

Dexter Fortress K21-303-00 aluminum oil cap

  • Brand: Dexter
  • Part number: K21-303-00 (oil cap 021-303-00 with O-ring 010-045-00)
  • Threaded aluminum oil cap, 2.875" diameter, for 5,200 to 8,000 lb axles
  • Replaces K71-038-00 and fits Dexter, Lippert and Rockwell axles
  • New in the original package, priced each, 2 in stock

$51.94 each

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Stemco aluminum hub cap with red fill plug and sight window
In stock

Stemco aluminum hub cap with red fill plug and sight window

  • Brand: Stemco
  • Cast aluminum oil bath hub cap with sight window and red fill plug
  • Casting number 4009, 6-bolt
  • Call to confirm it matches your hub

$44.89

Call to order
Aluminum hub cap, solid, casting 4009
UsedIn stock

Aluminum hub cap, solid, casting 4009

  • Cast aluminum hub cap with swirl logo on the face
  • Casting number 4009, 6-bolt
  • Call to confirm it matches your hub

$44.89

Call to order
Aluminum hub cap with blue fill plug and sight window
UsedIn stock

Aluminum hub cap with blue fill plug and sight window

  • Cast aluminum oil bath hub cap with sight window and blue fill plug
  • Call to confirm it matches your hub

$44.89

Call to order
Meritor BR171G tire inflation hub cap with brass pins
UsedIn stock

Meritor BR171G tire inflation hub cap

  • Brand: Meritor
  • Part number: BR171G
  • Aluminum hub cap for an automatic tire inflation system, brass contact pins in the center
  • Casting numbers 4064 and 4384, Longview, Texas
  • Call with your hub or system details and we’ll confirm the match

$36.65

Call to order
Black oil bath hub cap with gasket (CR)
UsedIn stock

Black oil bath hub cap with gasket (CR)

  • Brand: CR (Chicago Rawhide)
  • Black plastic oil bath hub cap with center fill plug and oil level marking, marked 454301
  • Hub cap gasket included
  • Priced each, 2 in stock
  • Call to confirm it matches your hub

$38.26 each

Call to order
Tire inflation hub hoses, hub to valve stem
UsedIn stock

Tire inflation hub hoses, hub to valve stem

  • Automatic tire inflation hose with brass fittings, runs from the hub to the tire valve stem
  • Two styles in stock: one yellow and one white
  • Priced each, 2 in stock
  • Call with your system details and we’ll confirm the match

$57.40 each

Call to order

Not sure which one you need?

Call with the part number or your trailer details. We’ll match it for you.

Call 206-913-7631 Back to parts store

Calling this number will grant you direct access to our technicians. No time wasted with 3rd parties, dispatch, etc.

Call 206-913-7631

Calling this number will grant you direct access to our technicians. No time wasted with 3rd parties, dispatch, etc.