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  1. Trailer Spindles
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  3. Standard Spindle
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  5. 1-1/2 Inch Diameter
  6. For 2000 lb Axle
Square BT8 Spindle for 2,000-lb Trailer Axles - 1-1/2" Wide
TruRyde

Square BT8 Spindle for 2,000-lb Trailer Axles - 1-1/2" Wide

Part Number: TRU97FR
In Stock
$51.14
Trailer Spindles
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Replacement BT8 spindle welds onto your 2,000-lb trailer axle. Works with L44643 inner and outer bearings. Castle nut, washer, and cotter pin included. Great Prices for the best trailer spindles from TruRyde. Square BT8 Spindle for 2,000-lb Trailer Axles - 1-1/2" Wide part number TRU97FR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (29)
  • Q & A (0)
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TruRyde Trailer Spindles - TRU97FR

Features:

  • Straight spindle replaces a worn or damaged BT8 spindle on your trailer
    • Can also be used to build a custom axle
  • Weld-on installation
  • Sturdy steel construction
  • Castle nut, washer, and cotter pin included


Specs:

  • Application: 2,000-lb trailer axles
    • Spindle capacity: 1,000 lbs
  • Stub dimensions: 1-1/2" wide x 3-1/2" long
  • Overall spindle length: 8-3/8"


Bearing, Race, and Seal Information

  • Bearings (sold separately):
    • Inner bearing: L44643 (1.00" inner diameter)
    • Outer bearing: L44643 (1.00" inner diameter)
  • Races (sold separately):
    • Inner race: L44610
    • Outer race: L44610
  • Grease seal (sold separately): 34823
    • Inner diameter: 1.25"
    • Outer diameter: 1.983"

spindle diagram

Part NumberCapacityABCDEFRound/Square
TRU97FR1,000 lbs1.50"1.25"1.00"1.00"1.00"3.50"Square




SP-150BT8-SQNWC TruRyde (TRP) Replacement BT8 Square Spindle for 2K Axles - 1.625" Wide x 8.375" OAL

Similar to SP204BT8





Customer Satisfaction Score:

Ratings & Reviews

4.7

29 reviews
Replacement BT8 spindle welds onto your 2,000-lb trailer axle. Works with L44643 inner and outer bearings. Castle nut, washer, and cotter pin included.

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Item was ordered from their website. I was then contacted by Etrailer to inform me that they were not in stock but yet my CC was billed. I asked if I could expect a discount and was told by a manager that was not possible. 6 weeks later I received my spindles. Why show an item on your website if it’s not in stock? The reason you do that is to get your customers money before you inform them you don’t have it locking the customer in and they cant shop any where else. Asinine!!!



by:

This was the ONLY place I could find this spindle, and even with shipping to Canada it was a good price. It was backordered but came earlier than expected. Welded it into my axle-less trailer and I'm good to go!



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Fast and friendly service good quality pieces.
Thank you eTrailer Team!



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Will work great for the application!



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Fast delivery product was what I was looking for



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Great products at great prices and they've always been easy to work with!



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Great prices, inventory. On time delivery. Thank you



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Helpful sales associate and speedy deli very



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See what our Experts say about this TruRyde Trailer Spindles

  • Availability of 1 Inch Diameter Trailer Spindle To Fit on 1.25 Square Axle
    The two spindles that I have to fit a square axle are designed with a square stub diameter of 1.50 inches. The TruRyde BT8 Spindle 1-1/2" Square # TRU97FR, you have referenced is for 2,000-lb axles and the TruRyde Spindle, part # TRU47FR, is for 3,500-lb axles. They use different bearings and seals. I am including a link to a product page that will list the dimensions on the trailer spindles we have available. Square axles can be tough to determine capacity. Often times the same spindle...
    view full answer...
  • Replacement Axle Options For A Trailex SUT 200 Boat Trailer
    That is a very unique trailer you have, Gordon. Maybe a little too unique. We have spindles that you could use as replacements (1-3/8" Diameter Stub # TRU59FR, 1-1/4" Diameter Stub # TRU94FR, or 1-1/2" Wide (square) Stub # TRU97FR) that all have a 1" shaft for the bearings (which would be part # L44643). That axle is going to be too short for us to have anything that would work, unfortunately. What I would probably do would be grab two of these spindles and some tubing that will slide...
    view full answer...
  • Can a Trailer Spindle with Grooves Still be Used if Bearing Fits
    You will have to replace the spindle. Grooves that can't be taken out with emory cloth will eventually cause new bearings to fail which will leave you stranded with a locked up wheel most likely. To replace a spindle, the old one would need to be cut off, and the new one welded into place. This is NOT a job for the do-it-yourselfer. The new spindle must be absolutely square with the axle in order to prevent premature tire wear and wheel tracking problems. I would recommend finding a welder...
    view full answer...
  • How to Check for a Bent Trailer Axle Spindle
    Assuming your tires are in good shape without any bulges the easiest way to determine if you have a bent spindle is to take a straight edge that is longer than the tire and lay it across the tire parallel with your trailer frame and then measure the distance from the frame to the straight edge in front and back of the tire. If the distance is the same then the spindle isn't bent. Beyond that your best option would be to take the trailer to someone qualified in trailer repair to have them...
    view full answer...
  • Replacement Spindle For 1995 Calkins Boat Trailer
    Hi Lowell; since you're looking at # TRU97FR I'm assuming you want to replace the spindle. If it is pitted out where the grease seal rides I would say that is the reason for the water. The replacement spindle will depend on the bearings you have. This BT8 spindle is for # L44643 (1.00" inner diameter) inner and outer bearings. If you have # L44649 (1.063" inner diameter) you need a BTR # TRU44FR. You may be better off replacing the entire axle if you can find one that matches. We do not...
    view full answer...
  • Recommended Replacement Square 1.5" Spindle for a Boat Trailer
    Dave, the only two square spindles we have are the Square #84 Spindle for 3,500-lb Trailer Axles # TRU47FR and the Square BT8 Spindle for 2,000-lb Trailer Axles # TRU97FR. To figure out which one you have, you're going to need to pop your hubs off and find the part numbers for the bearings which should be stamped on them. If you're running a L68149 inner, L44649 outer, and a 58846 grease seal then you're using #84 spindles. If you're using a L44643 inner, L44643 outer, and 34823 for the...
    view full answer...
  • Recommended 1-1/2" Spindle and Matching 5 on 4-1/2 Lug Hubs
    Yes, we do! For a 1-1/2" spindle you'll want the Square #84 Spindle for 3,500-lb Trailer Axles item # TRU47FR. This is designed for 3,500-lb trailer axles and measures 1-1/2" wide x 3-5/8" long. For a compatible 5 on 4-1/2 hub we have options for both an idler hub or a braking hub. I have listed them below: Easy Grease Trailer Idler Hub Assembly for 3.5K Axles item # AKIHUB-545-35-EZ-K Easy Grease Trailer Hub and Drum Assembly for 3.5K Axles item # AKHD-545-35-EZ-K
    view full answer...
  • Is a Damaged Spindle Safe to Use If Hub Fits It
    It might seem that the spindle being slightly bent isn't a big deal but it can definitely lead to another blowout so you'll want to replace that spindle with a new one. It looks like you have a straight spindle like the standard BT8 found as part # TRU94FR for a circular end or part # TRU97FR for a square end. A damaged spindle will cause more friction which, in turn, increases the amount of heat produced which can lead to your bearings failing or a tire blowout. So any time a spindle...
    view full answer...
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  • How to Determine The Correct Replacement Trailer Hubs by Bearing Numbers or Spindle Size
    The best way to determine which replacement hubs you need for your trailer would be to remove one of the hubs and retrieve the bearings. Find the numbers stamped into the bearings and with those we will be able to get you the correct hubs. If you are unable to retrieve the bearing numbers, you can take measurements of the spindle. I have included a link to our spindle main page. At the top of the page is a diagram showing all of the measurements we would need to find the correct hubs...
    view full answer...
  • Process for Changing a Damaged Spindle on a Trailer Axle
    Replacement of a spindle on a trailer axle is best left to a professional installer. This is not a do-it-yourself type of project. We urge you to use a professional welder experienced in axle fabrication. Proper alignment and welding are critical to safe operation of the trailer. Depending on the condition of the axle you may be better served by replacing the entire axle/spindle assembly. Although the axle adds to the parts cost, you will save on the labor side. A new axle with spindles...
    view full answer...
    Image 1 for
  • Trailer Hub w/6 Lug Pattern, Inner Bearing Inner Diameter 1.5, Outer Bearing Inner Diameter 1.25
    Bearing measurements need to be as accurate as possible, to at least the thousandth of an inch, and require calipers if you have to measure them. Otherwise look at the bearing numbers that are stamped into the sides of the bearings. With those numbers we can determine a lot about the running gear and if anything else will fit. If the measurements are exactly 1-1/2 and 1-1/4 inches then the only option we have would be agricultural hub # AH30660FCOMP which has a 6 on 6 bolt pattern. If...
    view full answer...
  • Recommended Spindle And Hub Assemblies For 1-1/2 Inch Square 2,000-Lb Axle
    The spindle that you referenced, part # TRU47FR, will work great for you. This spindle features a 4 inch long stub, and is rated for a 3,500-lb axle. I have attached a link to a product review video for this spindle you can check out. The installation of this spindle should be done by a qualified professional welder because it is important that the spindle is welded in place as square and concentric as possible. The hub assembly designed to work well with the TRU47FR spindle is part #...
    view full answer...
  • Do Trailer Spindles Just Weld to End of Axle
    So the install of a spindle like the # TRU97FR really needs to be done by a welder who has done the job before and has the special jigs for the job. It's a precision job and we can't recommend a method for it aside from taking it to someone who is equipped for it. Otherwise your alignment will be off.
    view full answer...
  • Do Trailer Bearings Fit Tight To the Spindle they Install On
    Bearings fit pretty tight onto spindles. There basically should be no play at all between the inner portion of the bearing and the spindle. They don't fit so tight that they would have to be pressed on, but they sometimes can be tight enough that they require a bit of effort to get them totally slid on. Check out the install video I attached for more info on how bearings install.
    view full answer...
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  • What Size Square Stock Should be Used with BT8 Spindle to Make an Axle
    The bar stock you use should be at least the size of the square part of spindle # TRU97FR which is 1-1/2 inches. Square axles are normally found in 1-1/2 inch and 2 inch sizes and there are suspension u-bolt kits for these sizes so I would not recommend using a different size because it might become difficult to source parts.
    view full answer...
  • What Might Cause Tire Inner Sidewall Rubbing on Trailer Frame
    Sounds like your trailer axles are a bit too short if the inner sidewall is rubbing on the frame of the trailer. Did you recently change to a wider tire? That could be the cause too. Your equalizer being angled shouldn't cause the issue you described but it might be an indicator that parts are worn out or the hangers are at the wrong distance between each other.
    view full answer...
  • How To Select The Correct Steel Tubing For Building a 2,000LB Trailer Axle?
    Your best source for selecting the correct steel is going to be with the steel company you will be purchasing the steel from. As there is different types of steel they will be able to help you identify the correct thickness and size for building a 50" axle with the Spindle # TRU97FR, Hub # AKIHUB-545-2-G-1K and Wheel & Tire # AM30150.
    view full answer...
  • Picking Out Axle for 1970 Dilly Boat Trailer
    You are going to need to measure your current axles in a few places to get the correct one as we don't have access to what your numbers reference. You will need to measure from hub face to hub face and then from the spring seat centers. You will also need to know what bolt pattern you have on your current hubs. I attached a help article on how to determine this as well. I also attached a link to a page with all of the axles we carry.
    view full answer...
    Image 1 for
  • Identifying Replacement Wheel Bearings for Unknown Hubs on Boat Trailer
    The easiest way to identify the needed replacement bearing kit is to obtain the reference numbers off the existing bearings. Your best bet would be to clean the existing bearings and closely examine them for the reference numbers. Given the inside diameter you provided, the bearings could be a # LM67048, # 15123 or # 14125A, all of which have a 1.25 inch inside diameter. All three bearings are listed as outer bearings for certain hubs, none of the hubs we offer would use these as both...
    view full answer...
    Image 1 for
  • Determining Axle Length for Home-made 4 x 8 Trailer Using Square Stub Spindles
    You can use the 8-1/4-inch overall length of the TruRyde BT8 1-1/2-inch Spindle # TRU97FR to help you determine the correct length for your axle tube. You also need to take into account the width of the tires you intend to use as these also will increase the width of the overall combination of the axle, spindle, hub and wheel. Start with the overall width of the trailer and its fenders/wheel wells, subtract the widths of your two chosen wheels and the lengths of the two spindles to determine...
    view full answer...
  • Why Are There Both Round and Square Trailer Axles Used on RVs
    Most of the OEM axles installed in RVs and most of the replacement axles we offer are indeed round in cross section. We do offer some square stub spindles for use on square axles, such as # TRU97FR, but these are usually limited to lower capacities like utility trailer applications. We do not have the ability to ship high-capacity axles due to their weight.
    view full answer...
  • Spindle and Hub Combination to Fit 4.80 X 12 Tires and Wheels on a BBQ Grill Build
    When manufacturing axles for a wagon/trailer you will need to measure the inside of the square tube that you will be using for the axle. Once you know this measurement then you can pick the correct spindles and idler hubs. One spindle that would work well for your build would be TruRyde 1-1/2 Inch Square BT8 Spindle # TRU97FR. This spindle has a square mount shank that will fit an 1-1/2 square tube. This spindle will have to be welded to the axle. It is recommend that this be done by a...
    view full answer...
  • New Spindles, Hubs, Tires, and Wheels for a Canoga Concrete Mixer/Trailer
    The LM67048 is a pretty large bearing for a trailer that only weighs 400 pounds. So there isn't a hub that uses that bearing as both the inner and the outer. But if you are willing to remove the old spindles and have new ones welded on then I do have a solution for you. First for the spindles: I recommend a BT8 spindle # TRU97FR for a square stub or # TRU94FR for a round stub. These spindles are usually found on 2,000 pound axles so they have plenty of capacity for your cement mixer trailer. The...
    view full answer...
  • How to Pick Out an Axle for a 6 x 12 Utility Trailer
    Basically you will want to measure your trailer to determine where you will want the wheels of it to be so that you can pick out the correct length axle. There is not a set length of axle that a 6 x 12 trailer should take so you will have to determine about where you want the wheels to be and then measure the distance between where the mounting flange of the rims would be. The only size 3,500 lb axle we carry is the part # 35545I-EZ-89 which will have a distance of 89 inches from hub face...
    view full answer...


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Do you have a question about this Trailer Spindle?


Info for this part was:

Employee Lindsey S
Edited by:
Lindsey S
Employee Jameson C
Expert Research:
Jameson C
Employee Kathleen M
Installed by:
Kathleen M
Employee Wilson B
Updated by:
Wilson B
Employee Alexander C
Written by:
Alexander C

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