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  1. Trailer Hubs and Drums
  2. Redline
  3. 5 on 5 Inch
  4. For 3500 lbs Axles
  5. Hub
  6. 13 Inch Wheel
  7. 14 Inch Wheel
  8. 14-1/2 Inch Wheel
  9. 15 Inch Wheel
Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased

Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased

Item # 84550BX
Our Price: $96.52
Trailer Hubs and Drums
Shipping Weight: 8 lbs
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Hub is designed for use on trailer idler axles. Fits 3,500-lb axles with #84 spindles. Inner bearing (L68149) and race, outer bearing (L44649) and race, grease seal, grease cap, wheel bolts, and lug nuts included. Pre-greased for easy installation. Great Prices for the best trailer hubs and drums from Redline. Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased part number 84550BX can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
  • All Info
  • Reviews (70)
  • Q & A (0)
  • Photos

Redline Trailer Hubs and Drums - 84550BX

  • 5 on 5 Inch
  • For 3500 lbs Axles
  • Hub
  • 13 Inch Wheel
  • 14 Inch Wheel
  • 14-1/2 Inch Wheel
  • 15 Inch Wheel
  • Pre-Greased
  • Standard
  • L44649
  • L68149
  • Redline

Hub is designed for use on trailer idler axles. Fits 3,500-lb axles with #84 spindles. Inner bearing (L68149) and race, outer bearing (L44649) and race, grease seal, grease cap, wheel bolts, and lug nuts included. Pre-greased for easy installation.


Features:

  • Trailer hub assembly fits idler axles
    • Bearings, races, grease seal, grease cap, wheel bolts, and lug nuts are included
  • Sturdy iron construction
  • Pre-greased idler hub is easy to install - no need to pack bearings
  • Hub and drum are made in the USA


Specs:

  • Application: 3,500-lb trailer axles with #84 spindles
  • Wheel size: 13" to 15"
  • Bolt pattern: 5 on 5"
  • Grease cap flange diameter: 1.986"
  • Wheel bolt diameter: 1/2"
  • Weight capacity: 1,750 lbs


Exploded View

Bearing, Race, and Seal Information

  • Bearings (included)
    • Inner bearing: L68149 (1.378" inner diameter)
    • Outer bearing: L44649 (1.063" inner diameter)
  • Races (included)
    • Inner race: L68111
    • Outer race: L44610
  • Grease seal (included): 58846
    • Inner diameter: 1.719"
    • Outer diameter: 2.565"

Determining the Bolt Pattern

The first number in the bolt pattern is the number of bolt holes. The second number denotes the diameter, in inches, of the circle on which the bolt holes sit.


Bolt Pattern - Even

On wheels with an even number of bolt holes, measure from the center of one bolt hole to the center of the hole directly across from it. (Example: "8 on 6-1/2" means 8 bolt holes with 6-1/2" from the center of one hole to the center of another on the opposite side.)


Bolt Pattern - Odd

To determine the bolt-circle diameter on wheels with an odd number of bolt holes, measure from the center of any bolt hole to the point halfway between the two bolt holes directly across from the first. (Example: "5 on 4-1/2" means 5 bolt holes with 4-1/2" measured to a point halfway between the opposite bolt holes.)


Bolt Pattern Side

Measuring the distance (D) from the center of one bolt hole on the wheel to the center of a bolt hole right next to it can also help to determine the bolt pattern.

  • If D = 2-5/8", then the bolt pattern is 5 on 4-1/2"
  • If D = 2-3/4", then the bolt pattern is 5 on 4-3/4"
  • If D = 3", then the bolt pattern is 5 on 5"
  • If D = 3-1/4", then the bolt pattern is 5 on 5-1/2"


K08-256-91 Trailer Idler Hub Assembly for 3.5K Axle with Hardware - 5 on 5 - Pre-Packed and Assembled

Replaces 84550UC1 and 84550BX





Customer Satisfaction Score:


Customer Reviews

Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased - 84550BX

Average Customer Rating:  4.8 out of 5 stars   (70 Customer Reviews)

Hub is designed for use on trailer idler axles. Fits 3,500-lb axles with #84 spindles. Inner bearing (L68149) and race, outer bearing (L44649) and race, grease seal, grease cap, wheel bolts, and lug nuts included. Pre-greased for easy installation.

by:

I was looking for idler hub assemblies for my 6' x 12' utility trailer. Apparently 5 studs on 5" circle is not that common. Most trailers are 5 on 4.5. The entire experience with etrailer was great. They helped me with the selection of the idler hub assemblies and assured me I was selecting the correct hub assembly based on the bearing numbers that came out. The ordering was slick, especially with PayPal, and the least expensive delivery method was fast. Ordered them on a Thursday and UPS delivered them Monday morning. Excellent quality and a fair price. Will definitely use trailer.com again.



by:

Performing maintenance on a 23 year old trailer. The replacement hubs were an exact fit. Saved me the hassle of tracking down bearings, races and seals. Added benefit of new hubs, studs and lug nuts. These came pre packed with grease. Just added more grease and installed on the axle. If these last another 23 years, they will be perfect.

Robyn

2/18/2021

After a year, the hubs are working well. Dont really have a lot of miles on them, but, they seem to be performing as well as the factory originals.



by:

Good morning Patrick
I receved the
hubs and it`s perfect thank you
I do with this parts , a copy of the Américaine Army trailer 416

Phil P.

3/17/2015

Thats an awesome trailer! Exactly what Id like to build to pull behind my JK. Im hoping these 5 on 5 hubs are the Jeep wheel pattern so I only need one spare?

Patrick B.

4/7/2015

As long as the hubs/wheels on your JK are 5 lugs on a 5-1/2 inch pattern, these hubs should be fine. The only other thing to consider is the pilot hole on the wheel clearing around the center of the hub.


by:

I place a order for about 18 trailer hubs . When order came in all the hubs had been boxed wrong & I call they check there inventory those were box wrong . I was told it would take 6 weeks to refill order , so I was force to go to another brand hub that cost $XX.00 Ea. more .

Etrailer Expert

Jenny N.

6/17/2022

I am sorry to hear that we ped the ball on this one and were not able to ship the replacements right away. We do want to take care of our customers as quickly as possible if an incorrect part is shipped. I appreciate that you were willing to order a different hub with us and I hope they are working well for you.



by:

As described perfect and arrived 2 days early



by:

Delivery was late and one of the hubs was not pregreased with the blue cover in place. This may have been a shipping damaged item as I order two and one was fine although the amount of grease in the second one was not nearly what it was in the first one.

Etrailer Expert

Sierra K.

8/17/2021

I apologize for the quality of one of your hubs. Customer Service will be reaching out to you.



by:

Very nice to have this in the box ready to go for our long pocket cruising sailboat trailer over ten hours. I just replaced the bearings and packed them myself, and have an infrared thermometer to check the bearings at fuel stops, but if we do get into an issue on the road, this is an easy swap to ensure we aren't stranded on the side of the road.

Joseph

8/13/2022

Still our backup, ready to go!



by:

Perfect fit, great price and fast shipping. You cant go wrong with these guys.
My 12 year old utility trailer needed new bearings. It was just easier to buy new Complete hubs than hassle with removing seals and races and installing new ones. Plus Free shipping.

Cross

11/15/2020

Great product, perfect fit and fast delivery. Great company!



by:

Item arrived exactly as described, assembled, greased and ready to be installed. I literally took it out of the box, removed the plastic protective caps, and slipped it over the axle stub. It fit perfectly and works great. Very pleased with product cost, fast shipping and ease of installation.

Tregg G.

6/18/2019

No issues what-so-ever. Working perfectly with no complaints.



by:

As always, eTrailer was great to work with in this recent order, but the quality of, at least one part in this kit, is really lacking. The easy lube axle cap, the one where the rubber cap inserts, is such thin metal that it deforms almost beyond use when attempting to insert it into the hub. I would have thought that this was the new "par for the course," except that I also ordered just the bearing rebuild kit, part no. DBRKHW35EZ, for my second axle on this trailer, the one with the brakes, and the replacement easy lube cap that came with this kit was almost twice the metal thickness and worked wonderfully without deformation. Given that this hub replacement is noted as the "Premium" replacement hub kit, I believe the cap should have been of usable thicker metal.



by:

Installed easily, glad it's pre-greased. Great deal! Shipping from etrailer was fast. Other websites didn't provide enough info to know if I was ordering the right part. etrailer did a good job of describing what was being purchased so they won my business.

Edgar

3/22/2020

Its been a year, no complaints!



by:

I needed to replace a hub with a 5x5 pattern. The only choice in this pattern was the star shaped hub. This seems to be a sturdy hub but I wish it was a full hub, seems heavy built though, time will tell if it holds up. I like that it comes complete with bearings, dust cap, seal and lug nuts.



by:

This was a complete kit, all the pieces were included and there were no surprises. This was part of an axle replacement, the entire job of bolting on the axle and the hubs took less than 2 hours. I chose this hub so that I can use the truck spare tire for the trailer, too.



by:

Had a wheel bearing go out which took out the spindle and hub. This hub was the perfect replacement. Made the repair quick and easy.



by:

They're very helpful, fast, professional the way all companies should strive for.



by:

Shipping was much faster than expected. Customer service was excellent and a representative reached out to modify my order for faster delivery due to an item being back ordered. A replacement item was selected and everything arrived soon after order confirmation. All items arrived well packaged and exactly as I ordered it. I would definitely order from etrailer again.



by:

Have always had a great experience with products and personnel when I've needed to talk with someone. Will continue to support your business when I have a need for your products. Thank you !



by:

Quality hubs quality bearings Haley help me find what I needed very helpful knows what she’s doing you can find cheaper ones but read the reviews not so good thanks again E trailer and Haley



by:

Went on smooth, no issues so far, the cover was a little tough getting on, so I'm sure it'll be fun taking back off to grease. Still, I'd rather have a tight seal. Quality of the bearings, and hub seem to be above par.



by:

I thank you for taking time selecting the correct hub and barring assembly for my trailer. The hub arrived on time for me to make repairs and to go fishing the next day.



by:

Presently surprised that the hubs came pre-greased. Didn't say so when I ordered it. Worked out perfectly!



by:

The hub assembly worked great, I have been using it for a year now without any issues.

Thank you for helping me with this great product.

Ezequiel



by:

Great storeI forgot to order bearing so I was pleased when I opened the box and the bearings and seal was with the hub.



by:

Hub was exactly as described and was shipped in a very timely matter.



by:

Exactly what I needed and at the lowest price I could find, then it arrived 2 day before I expected it. Great price and exceptional service, I won't even look any other place for my trailer needs.


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70
Show More Reviews

See what our Experts say about this Redline Trailer Hubs and Drums

  • Could Hub with 1993 Jeep Wheel Bolt Pattern be Used on Military Trailer
    A 1993 Jeep Wrangler wheel bolt pattern is 5 on 4-1/2 inches which is a standard trailer wheel bolt pattern so we are off to a good start. That said now we have to determine if there's a hub that's going to fit your trailer axle that has the correct bolt pattern like you need. In order to do that you can either get the inner and outer bearing numbers from a hub or use a dial or digital caliper to get exact measurements of the spindle. The measurements needed are the parts of the spindle...
    view full answer...
    Image 1 for
  • Can 17" Jeep Wheels W/ 5 on 5" Bolt Pattern Be Used On Off-Road Trailer?
    I have another option for you, but at this time we do not offer a hub with the 5 on 5" bolt pattern that is rated for 17" wheels. For example the Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased # 84550BX you were looking at are only rated for up to 15" wheels. The reason for this is the size of the hub will not give enough support for a 17" wheels and could cause a catastrophic failure like a wheel braking off if you hit something hard like a curb, or a bike rock while...
    view full answer...
  • How to Know if a Trailer Hub with a 5 on 5 Bolt Pattern Would Fit a Trailer Spindle
    If you take off your current hubs and find an inner bearing of L68149 and an outer bearing of L44649 then yes, you could replace the hub with a # 84550BX and you would have a 5 on 5 inch bolt pattern like you are looking for. Or, you can use a dial caliper to measure the dimensions of the spindle on your trailer. If where the inner bearing rides measures 1.38 inches and where the outer bearing rides measures 1.06 inches then this hub would fit.
    view full answer...
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  • Dexter Trailer Idler Hub Assembly for 3,500-lb Axle Compatibility with 16 Inch Jeep Wheel
    The Dexter Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased # 84550BX is only rated for up to 15 inch trailer wheels. The bolt pattern will match your Jeep tires, but Dexter doesn't recommend using non-trailer tires on their hubs. People do it, but vehicle tires are different than trailer tires and there are different back spacing using vehicle tires. Trailer wheels usually use a zero offset so they are directly centered on the hub face. If you are just looking for...
    view full answer...
  • How to Correctly Determine Wheel Bolt Pattern
    If you are attempting to determine your bolt pattern and got 2-7/8 inches for your "D" measurement (like in the accompanying diagram) it does not mean it would be 5 on 5" because it could just as easily be a 5 on 4-1/2" bolt pattern. What I recommend doing is measuring from the center of one bolt hole to the outside edge of the bolt hole farthest away from it on your wheel. This is the easiest method to determine the correct wheel bolt pattern. I have also added a link to a help article...
    view full answer...
    Image 1 for
  • 5 on 5 inch Bolt Pattern axle Hub to Replace a 5 on 4 1/2 inch Hub on Trailer
    You will need to remove an existing wheel and hub. Once this is done clean the bearings and seal off and record the part numbers, be sure not to mix up the numbers for the inner and outer bearings. With the bearing part numbers and seal part number we will be able to cross reference the correct hub with a 5 on 5 bolt pattern to replace your trailers 5 on 4-1/2 bolt pattern hub. If you find that you have a # L68149 inner and a # L44649 outer bearing and a # 10-19 or # 58846 seal then you...
    view full answer...
  • Width of Dexter 5-on-5 Idler Hub 84550BX Rated for 3500-lb Axles
    I pulled one of the Dexter 5-on-5 Idler Hub # 84550BX from our warehouse so that I could take a few measurements for you, including the width of the hub. Please refer to the linked photo. The overall width of the hub is 4-1/8-inches measured from the trailer-side hub bore to the outside hub bore. This dimension is noted in red. From the hub face (where the wheel makes contact) to the outside hub bore is 1-3/4-inches. This dimension is noted in blue.
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    Image 1 for
  • Trailer Hub Availability with 5 on 4-1/2 inch Bolt Pattern
    The trailer hub part # 84550BX has a 5 on 5 inch bolt pattern, for a hub that would fit the same spindle that has the 5 on 4-1/2 inch bolt pattern you would want the part # 84545BX. See review video. I attached a page that has all of the trailer rims and tires we offer that fit hubs with 5 on 4-1/2 inch bolt patterns.
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  • What is the Correct Hub Replacement for Dexter 8-208?
    The Trailer Hub Assembly for 3,500 lb Axles, # 84550BX, was confirmed by Dexter to be the assembly which replaced part 8-208, but please note that it does have a 5 on 5 bolt pattern, and you mentioned yours was a 5 on 4.5. To determine which bolt pattern you have, please refer to the help article I have linked. You do have an option for a 5 on 4-1/2 bolt pattern with Trailer Hub Assembly, # 84545BX. It is rated for 3,500 lb axles, and this assembly contains the same inner bearings, outer...
    view full answer...
  • Replacement Wheel Hub Recommendation for Carson Trailer with 5 on 5 Bolt Pattern and 3500 LB Axle
    If your Carson trailer uses a standard spindle, you will need the Dexter Trailer Hub Assembly, # 84550BX. This hub assembly includes lug nuts, L68149 inner bearing and race, L44649 outer bearing and race, grease cap and grease seal. If you have a grease zerk at the end of your spindle, you will need our E-Z Lube Trailer Hub Assembly, # 84550UC1-EZ. This assembly also includes lug nuts, L68149 inner bearing and race, L44649 outer bearing and race, grease seal, but this kit includes an E-Z...
    view full answer...
  • Replacement Hubs for Retired Army Kassel Mfg 3/4 Ton Cargo Trailer
    Unfortunately I can't confirm a fit for your trailer. You will need to pull a hub and get the bearing numbers or measure the spindle with a digital caliper for me to be able to confirm a fit. If you pull the hub and look at the face of the bearings, you should be able to see a number printed. That number on the inner and outer bearing of a hub will help me get your spindle compatibility. If you can't see the numbers on the bearings, then you will need to use a digital caliper like...
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    Image 1 for
  • What Type Of Grease Comes With the Dexter Trailer Idler Hub Assembly 84550BX
    The Dexter Trailer Idler Hub Assembly part # 84550BX comes with a lithium complex based (NGLI #2) wheel bearing grease so as long as the grease you are wanting to use has the same base then you will be fine. The LubriMatic LMX Industrial Strength Grease part # L11390 will work well with this hub.
    view full answer...
  • Compatibility of Dexter 3500-lb 5-on-5 Trailer Hub # 84550BX with TRU84FR Spindle
    The hub you referenced, Dexter 3500-lb 5-on-5 Trailer Hub # 84550BX, which comes with inner/outer bearings # L68149 and # L44649, is indeed a correct fit for the Number 84 Spindle, part # TRU84FR .
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  • Changing Hubs on 1953 M100 1/4-Ton Military Trailer to Match Jeep Wrangler
    The hub kit you referenced, Dexter Trailer Hub Assembly # 84550BX, has a 5-on-5-inch bolt pattern and so would not work for your trailer 5-on-5-1/2-inch bolt pattern wheels. The link provided will take you to our main page for hub kits in the 5-on-5-1/2-inch bolt pattern where you can use the filters at the left margin to narrow the product results to those with the characteristics you need. Replacement hubs need to be selected based on several factors: bolt pattern, axle capacity and...
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  • Replacement Hub for Dexter 8-256 that Has 5 on 5 inch Bolt Pattern
    For a replacement hub for your Dexter 8-256 that has a 5 on 5 inch bolt pattern you would want the part # 84550BX which comes with replacement bearings and a seal.
    view full answer...
  • Trailer Axle Solution for Military Trailer with Jeep Wrangler Bolt Pattern
    For a hub that has a 5 on 5 inch bolt pattern to fit the spindles of the Timbren axle less kit part # ASR2KHDS03 which is great for applications like yours you would want the Trailer Hub part # 84550BX that you mentioned as well. This hub includes the bearings that the Timbren you referenced is designed to fit. This setup has a 4 inch lift and the hubs have the 5 on 5 inch Jeep bolt pattern.
    view full answer...
  • Availability of Timbren Axle Less Kit that Fits Jeep Wheel Bolt Pattern
    I'll need more info from you like what capacity you'd need and do you want the lifted version of the Timbren but what you are doing is possible. For a hub that has a 5 on 5 inch bolt pattern to fit the spindles of the Timbren axle less kit part # ASR2KHDS03 you would want the Trailer Hub part # 84550BX that you mentioned as well. This hub includes the bearings that the Timbren you referenced is designed to fit. This setup has a 4 inch lift and the hubs have the 5 on 5 inch Jeep bolt pattern.
    view full answer...
  • How to Determine Fit of Dexter 08-256 Hub w/ 5 on 5 Bolt Pattern For 3,500 lb Axle
    You mentioned you had a 2,000 lb 08-256 hub, though that number represents a 3,500 lb hub. You may be able to switch to the 3,500 lb, 5 on 5" bolt pattern 8-256 hub, but you'll need to know either your bearing numbers or the measurements of your spindle where the bearings ride. First, here is the part you would need: - Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 # 84550BX You can use the # 84550BX if your current hub uses inner bearing # L68149 (1.378" inner diameter) and outer...
    view full answer...
  • Hub with 5 on 5 inch Bolt Pattern to Fit Timbren Axle Less Kit part # ASR2KHDS03
    For a hub that has a 5 on 5 inch bolt pattern to fit the spindles of the Timbren axle less kit part # ASR2KHDS03 you would want the Trailer Hub part # 84550BX that you mentioned as well. This hub includes the bearings that the Timbren you referenced is designed to fit.
    view full answer...
  • Replacement Hubs for 2003 EZ Loader Boat Trailer
    You might be able to use the Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased # 84550BX you were looking at, if you've got 3500-lbs axles with a spindle that takes the # L44649 outer bearing and # L68149 inner bearing. The best way to determine what hubs you can use to replace your existing ones is by checking the bearings that are in the existing hubs and matching them accordingly; we also might be able to narrow it down if you can confirm that this trailer has a 3500-lbs...
    view full answer...
  • Timbren Axles Trailer Suspension For Overlanding Trailer
    You will need the Trailer Idler Hub Assembly for 3,500-lb Axles - 5 on 5 - Pre-Greased # 84550BX. These will mount on the Timbren Heavy-Duty Axle-Less Trailer Suspension - 4" Lift Spindle - Off-Road Tires - 3,500 lbs # ASR35HDS02. These hubs are rated for wheels up to 15 inches.
    view full answer...
  • Availability of Trailer Hub with 5 on 5 inch Bolt Pattern
    The only trailer hubs out there that have a 5 on 5 inch bolt pattern are for 3,500 lb trailer axles like the idler hub part # 84550BX.
    view full answer...
  • Replacement Hub for Utility Trailer with Dexter 8-256 Hub
    The Dexter "8-256" is a hub assembly that uses an L68149 inner bearing and a L44649 outer bearing. This hub assembly was offered in a few different bolt patterns therefore you would need to confirm your bolt pattern using the attached help article and then choosing from the list below. 5 on 4-1/2" - part # 84545BX 5 on 4-3/4" - part # 845475UC1 5 on 5" - part # 84550BX 5 on 5-1/2" - part # 84555UC1
    view full answer...
    Image 1 for Image 2 for
  • 5 on 5 inch Hub Recommend for Timbren Heavy-Duty Axle-Less Trailer Suspension # ASR2KHDS03
    Yes, we do carry an idler hub and and a hub and drum assembly with a 5 on 5 inch bolt pattern that will work on the Timbren Heavy-Duty Axle-Less Trailer Suspension # ASR2KHDS03. For an idler hub you would want the part # 84550BX and for a hub and drum you would want the part # 84556UC3.
    view full answer...


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Info for this part was:

Employee Lindsey S
Updated by:
Lindsey S
Employee Wilson B
Updated by:
Wilson B
Employee Alexander C
Updated by:
Alexander C
Employee Mike S
Updated by:
Mike S
Employee Robert G
Expert Research:
Robert G
Employee Jameson C
Expert Research:
Jameson C
Employee Adam R
Expert Research:
Adam R
Employee Patrick B
Installed by:
Patrick B
Employee Cole B
Installed by:
Cole B
Employee Shane T
Installed by:
Shane T
Employee Jacob T
Video Edited:
Jacob T
Employee Chris R
Video Edited:
Chris R
Employee Randy B
Test Fit:
Randy B
Employee Zach D
Video by:
Zach D

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