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Expert Answers about Polaris Trailer Spindles


  • What Size Spindle is Needed for a M/H trailer
  • The axle spindle you need to order will depend on the weight capacity of your trailer and on the type of spindle (see link) already being used, if you only need to replace one spindle. To figure out which spindle is correct you can use the bearing part numbers, both inner and outer, and the shape and length of the spindle stub on your trailer. The bearing numbers will let you cross reference the correct spindle measurements for your hub. The axle stub shape and length will allow you to...
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  • Which Spindles Will Work with the Trailer Hub Assembly for 2,000 lbs Axles
  • You can use any of three spindles with the Trailer Hub Assembly - 2,000 lbs Axles - 5 on 4-1/2, item # 34822545BX. I have listed these spindles below. # TRU94FR - BT8 Spindle for 2,000-lb Trailer Axles - 1-1/4" Diameter # TRU59FR - BT8 Spindle for 2,000-lb Trailer Axles - 1-3/8" Diameter # TRU97FR - Square BT8 Spindle for 2,000-lb Trailer Axles - 1-1/2" Wide The main difference in these spindles is the mounting dimensions on the inboard end of the spindles. the bearing seal and threaded...
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  • Is a Spindle Washer Needed Between the Spindle Nut and Outer Bearing on Dexter 5 on 4-1/2 Hubs
  • Yes, there should be a washer of some type between the spindle nut and the bearing on your trailer. The washer protects the back side of the bearing from the edges and points on the back side of the spindle nut. There are several types of spindle washers available depending on the spindle configuration on your trailer. The Washer For 1 inch Spindle, # SW1000, is typically used on spindles that have a castle nut, like # 165686, and a cotter pin, # 165649. A D washer, # 5-23, would be...
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  • Does Axle Need To Be Replaced If Inner Race From A Blown Bearing Is Attached To Welded On Spindle
  • Many times a new axle is the way to go if you have reason to replace one of the spindles. You may find that since you have the axle out of the trailer, or have to have someone remove it and repair it, that the cost will be about the same or just slightly more to replace the axle with a new one. When replacing the axle you will want to make sure and get the axle with the correct weight capacity for the trailer it is going on. Replacing the spindle on your axle will require cutting the...
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  • Correct Replacement E-Z Lube Spindle for a 3.5K Trailer Axle
  • For your 3.5K trailer axle we have the #84 E-Z Lube Spindle w/ Brake Flange for 3,500-lb Trailer Axle # TRU74FR. This spindle will work great as a replacement for your worn or damaged E-Z lube spindle, measures 9" long overall, and also includes the castle nut, tag washer, and d-washer. All of our E-Z lube spindles have the brake flange welded to it, however.
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  • Does #84 Spindle for 3,500-lb Trailer Axles # TRU64FR Have A Threaded Hole At The End Of It
  • No, The #84 Spindle for 3,500-lb Trailer Axles # TRU64FR does not have a threaded hole in the end of it for a zerk fitting. The spindle has a sturdy steel construction with a weld-on installation. The spindle has a weight capacity up to 1,750 pounds. The spindle has an Inner Bearing # L68149 and an outer bearing # L44649 which are sold separately. You can add bearing buddies to the spindles after you attach the hubs, that will be the easiest suggestion.
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  • What Spindle Works with the Kodiak Disk Brake Assembly # K1HR35D?
  • For the Kodiak Disc Brake Assembly - 10" Hub/Rotor - 5 on 4-1/2 - Dacromet - 3,500 lbs # K1HR35D, you need a Dexter #84 Spindle like the #84 Spindle for 3,500-lb Trailer Axles - 2" Diameter # TRU24FR or the #84 E-Z Lube Spindle w/ Brake Flange for 3,500-lb Trailer Axle - 1-3/4" Diameter # TRU74FR. It is important to note that the spindle must be welded perfectly square onto the axle. If the spindle is even slightly lopsided, you will not have an even wheel surface for the trailer. We here...
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  • Replacing A Castle Nut On An Axle Rated For 2,500 Lbs
  • It appears you need a spindle nut. We have a couple of options for you to work with your 2,500 lbs axle: The Trailer Spindle Nut 1", part, # 165686 and the Washer For 1", part # SW1000 Replacement Trailer Spindle Jam Nut, part # 6-191 and the Replacement Nut Retainer for 6-191 Jam Nut, part # 6-190 They each have 14 threads per inch and work with axles with 1" spindles. Each spindle nut needs either a washer or a nut retainer. If your spindle uses a cotter pin, you will need the first...
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  • Parts Needed to Install Disc Brakes on a Trailer with Straight 1-Inch Spindles
  • We do offer kits to install hydraulic disc brakes on trailers without brakes, and the item you referenced, Kodiak Disc Brake Kit # K2HR35D, is one such kit for a trailer with a #84 spindle and wheels that are 13-inches or more in diameter. However, we do not have a kit for 1-inch straight spindles. If you refer to the linked article you can see the components needed, which include brake flanges, the disc/caliper assemblies, an actuator with the required 1600-psi pressure to operate disc...
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  • How to Find a Replacement Spindle and Hub for a 5x10 SnowBear Utility Trailer with 2000 lb Axle
  • We do have spindles and hubs for 2,000 lb axles, but we first want to determine which spindle and hub will work best for you. To do this we will need additional information about your current spindles and hubs to ensure the new spindle and hub match what you currently have. Unfortunately SnowBear does not provide general spindle and hub information for their trailers. The best way to ensure you get the correct spindle and hub is by using the part numbers of your bearings and grease seal....
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  • Replacement Spindle Options and Hubs for an Obsolete 1-3/8 Spindle
  • I did some research on your spindles because I was not able to find anything on our site, and it turns out your 1 3/8" spindles are obsolete and replacement parts are no longer available. With that being said, I recommend changing out your spindles for the current size spindles. This is going to be very useful when finding replacement parts in the future or in the event of a breakdown. For a 3,500-lbs axle you can use the #84 E-Z Lube Spindle w/ Brake Flange # TRU74FR, with the Easy Grease...
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  • What Spindle Fits the Dexter Trailer Idler Hub # 8-231-9UC1-EZ?
  • The correct spindle that fits the Dexter Trailer Idler Hub Assembly for 5,200-lb to 7,000-lb E-Z Lube Axles - 8 on 6-1/2 # 8-231-9UC1-EZ is the #42 Spindle for 5,200-lb to 7,000-lb Trailer Axles - 2-1/4" Diameter # TRU57FR. We also have the #42 spindle that comes with a brake flange if you need it. That is the #42 E-Z Lube Spindle w/ Flange for 5.2K to 7K Trailer Axles - 2-1/4" Diameter # TRU37FR.
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  • Trailer Hub To Spindle Combinations for 2000 Pound or 3500 Pound Axle
  • The HUB KIT # 8-259-5UC1, uses a 1,000 pound spindle, item # TRU44FR. This setup is for a 2,000 pound axle. The #84 Spindle for 3,500-lb Trailer Axles - 1-3/4" Diameter, item # TRU64FR, is for a 3500 pound axle. If you need a hub and spindle for a 3,500 pound axle then you would use the # TRU64FR spindle and the Trailer Hub Assembly for 3,500 lbs Axles with 5 on 4-1/2 bolt pattern, item # 84545BX.
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  • Replacing Damaged Axles and Spindles on a Yacht Club Trailer
  • In order to determine which replacement axles you need, I will need a few measurements. I will need hub face to hub face measurement, spring center to center dimension, inner and outer wheel bearing reference number, and the axle capacity. Take a look at the diagram I included. Regarding replacement spindles, you will want to use a dial caliper to measure the dimensions of your spindle for me to recommend a new one. The spindle measurements are labeled A through F, please view the diagram...
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  • Availability of Bolt-On Spindle for 3,500 lb Axle
  • Thank you for the purchase of the Electric Trailer Brake Kit # AKEBRK-35-SA and the Trailer Hub and Drum Assembly # AKHD-545-35-K! These fit standard 3,500 lb spindles like what you asked about, and while some of our spindles have brake mounting flanges that come installed on them, all of our spindles are weld-on applications. If your current spindle is a bolt-on then I'd try reaching out to the axle manufacturer to see if they have replacements. If not then we have some great solutions...
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  • How to Choose the Correct Hub and Wheel for a Trailer with a 4.80-8 Tire
  • To make sure we choose the correct wheel and hub for your trailer, we are going to need a little more information about the spindle on your trailer. I assume the 1.250 shaft that you mention is the spindle on your trailer. Most trailer spindles are tapered and the spindle does not usually have the same diameter the entire length of the spindle. To make sure we choose the correct hub for you, we will need a few measurements from your spindle. We will need the diameters for the inner and...
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  • How Much Torque Should I Put On Spindle Bolt On Dexter Trailer Hub and Drum Assembly # 8-285-9UC3
  • For a trailer axle spindle nut like part # 165686 you will need to run the spindle nut down until there is no more side-to-side play in the hub and then back it off to the next notch so you can secure the cotter pin, like part # 165649, through the spindle. There is not a specific torque to follow for the nut. If you have any further questions please reach back out to me and I will be more than happy to further assist you in your towing endeavors.
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  • Replacement Nut Retainer For etrailer Trailer Hub and Drum Assembly # AKHD-865-7-1-K
  • We do offer a few nut locks for your spindle as one is not included with the Trailer Hub and Drum Assembly # AKHD-865-7-1-K. Depending on your spindle we have the Nut Retainer # 6-190, Spindle Washer # 5-101 or Cotter Pin # 165649 for your spindle.
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  • Replacement Bolt-On Spindles for Old Boat Trailer
  • The only thing we have that has a spindle that isn't welded on are the Timbren axle-less systems like # A20RS545. To replace your spindles your best bet is to replace the axle and start with all new parts. This way it will be easy to find replacement parts that are compatible.
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  • Which Spindle Will Fit 6 on 6 Dexter Hub Part 42660UC1
  • The correct spindle for Dexter hub, part # 42660UC1, is spindle part # TRU57FR or EZ Lube spindle part # TRU37FR. There are other 6 on 6 hubs that you could use if you want heavier spindles. How much weight are you wanting each axle to hold? How many axles?
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