SKU: 78660914089

Dynatrac Free Spin Heavy-Duty Hub Conversion 1999-14 Ford Super Duty F-250/350 FO60-3X1104

Sale price$1189.80 Regular price$1322.00
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Ships within 48 hours · Estimated delivery Jul 18 - Jul 23

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Description

Dynatrac Free Spin Heavy-Duty Hub Conversion 1999-14 Ford Super Duty F-250/350 FO60-3X1104With Dynatrac's Free Spin kit you can easily change out the problematic unit bearings for durable, reliable, inexpensive and easy to maintain fixed spindle wheel bearings. To many of us, our trucks are an investment. We use them for everything from driving to work to using them as a work tool. To prevent inconvenient downtime that could hurt your ability to get to work, get the job done or take the family for a much needed vacation you'll want to

With Dynatrac's Free-Spin kit you can easily change out the problematic unit bearings for durable, reliable, inexpensive and easy to maintain fixed spindle wheel bearings. To many of us, our trucks are an investment. We use them for everything from driving to work to using them as a work tool. To prevent inconvenient downtime that could hurt your ability to get to work, get the job done or take the family for a much needed vacation you'll want to protect your investment. The Dynatrac Free-Spin kit it's great investment advice.

How do you use your truck? It might a recreational tow rig, an off-road explorer, an industrial workhorse, a daily driver or a combination of them all. No matter how you use your truck, the engineers at Dynatrac understand that the measure by which all parts are judged is strength and performance. From light duty to extreme use, your vehicle should be built for reliability and endurance under any conditions. All too often, the original equipment falls short. As an industry leader, Dynatrac has taken up the challenge of building the better truck.

  • Designed specifically to remove a weak link
    Dynatrac's Free-Spin Heavy Duty Hub Conversion Kit is designed replace the factory unit bearings with fixed spindles for superior strength, and smooth performance.
  • What's wrong with the unit bearings?
    Unitized bearing systems, also known as unit bearings, were designed to make vehicle assembly easier. When assembling a vehicle, the installer simply mounts the unit bearing up the steering knuckle with 4 bolts and the brakes are ready to install. This saves the OEM time and time IS money. Despite the added cost of the parts, the time saved can add up to additional profits for the manufacturer. But, as most have found, faster doesn't always equal better.
  • Unit bearings are prone to failure
    Due to a very narrow bearing design and plastic bearing cages, unit bearing systems are much less durable than a fixed spindle design wheel bearing system and cannot be serviced or regreased. This is especially important on a truck that has larger than stock tires. Worse yet, replacing a unit bearing is very expensive. Buying original equipment parts is incredibly expensive and many users end up buying more cost effective, but still very expensive, units bearings made overseas. These units are usually much poorer quality than the OE product and long term durability may be questionable.
    When a unit bearing fails, the vehicle is often immediately disabled and cannot be driven anywhere until the unit bearing has been completely replaced. That means towing, downtime, expensive dealer repairs and could cause a ruined vacation or lost revenue for a work truck.
  • Replaces problematic factory Ford automatic hubs
    The factory Ford vacuum disconnect hubs are a well known trouble spot on the Super Duties. They frequently fail leaving you without 4 wheel drive when you need it. They also frequently fail to unlock. This leads to additional wear and tear on your front end and drive shaft and a decrease in fuel mileage.
  • Commercial trucks need to get the job done 24/7
    The Free-Spin hub conversion eliminates a weak link that could easily leave you stranded. For commercial truck owners and fleet managers, who rely on their rigs 24/7 to get the job done, the Free-Spin hub conversion ensures that your trucks are on the road making you money.
WHY DYNATRAC?
  • Dynatrac was first to design, engineer and build a Ford hub conversion kit to replace the factory unit bearings. The Dynatrac Free-Spin kit and has been a consistent, solid, performer since 2005
  • We have been continually upgrading our line with new applications and features to assure you of the best possible parts
  • Dynatrac components are forged, machined and assembled in the U.S.A
  • Dynatrac offers an exclusive one year unlimited mileage written warranty
KIT CONTENTS:
  • 2 8 on 170mm Dynatrac wheel hubs (customer to re-use rotor)
  • 2 Dynatrac Heavy-duty spindle kits
  • 2 Dynatrac Heavy-duty induction-hardened alloy 35 spline 1.50" outer axle shafts
  • 1 Set- Warn Premium manual locking hubs (35 spline) (or optional Dynaloc Hubs)
  • 1 Kit- User serviceable wheel bearings, races and seals
  • 1 Pair-ABS tone rings and sensor mount
IMPORTANT NOTES:
  • 1999-2004 F-350 Dually Requires Separate Wheel Adapters from Arrowcraft-(248) 280-0210
  • If you're unsure whether you have the fine or coarse studs, you just need to measure the size of the studs. If the stud measures 14mm x 1.5, then you have the fine studs, but if yours measure 14mm x 2.0, then you have the coarse studs.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 78660914089

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4.2 ★★★★★
Based on 29 reviews
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K
kelley
Los Angeles, US
★★★★★ 5
Works great!
Color: Black, Color: Black
This is a very simple, lightweight phone mount. It works well, I’m surprised how securely it fits on the car vent. I’ve tried others and couldn’t get them to fit right. My phone slides into the top and fits nicely. It was easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 19, 2026
D
Verified Purchase
Dylanhawaii
Dallas, US
★★★★★ 5
No drilling required
Size: Large
I installed this on my 2021 4Runner with the adhesive provided and no drilling. It has been a few months and it’s still solid. I live in Hawaii and the temps in the car have reached over 100* F pretty consistently and the adhesive has held up very well. There are a lot of attachment points for whatever you want to use it for. I only wish they sold the magnetic mount that it comes with so everything can match up. I use it for my phone and baby monitor. I would purchase this again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
N
Verified Purchase
Nick
Massapequa, US
★★★★★ 5
Love this ram mount kit
Size: Fit for Silverado 2020-2025 GMC Sierra 2019-2121, Size: Fit for Silverado 2020-2025 GMC Sierra 2019-2121
All i can say is wow. This is an amazing ram mount kit for my 22 Silverado custom. All the hardware is top notch. The metal is all powder coated black with a nice grey American flag. There are so places to be able to mount addition arms. The phone holder it comes with is solid aluminum with a nice tight spring. I rate this 10/10 and for the price you can not beat it or find another better. I didn’t use the adhesive on the bottom so i can’t speak on that but i can only imagine it is really good as well. Hands down is just as good as the super expensive bulletpoint mount you see advertised. Don’t hesitate to buy.
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Reviewed in the United States on February 14, 2026
A
Verified Purchase
Arthur Rivers
Lake Worth, US
★★★★★ 4
Looks great
Size: Fit for Silverado 2020-2025 GMC Sierra 2019-2121
Fits great and is heavy enough to stay put. I used the adhesive backing to install as I did not want to drill into my truck but it still works well and I have had no issues with it popping out or anything else.
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Reviewed in the United States on March 31, 2026
L
Verified Purchase
Lawrence Crighton
Boise, US
★★★★★ 5
Highly recommend!
Size: Fit for Silverado 2020-2025 GMC Sierra 2019-2121
It’s all metal! Even the arm that holds the phone!!! All metal!!!!! No cheap plastic! You can drill or clean and stick. 2 for mounting. No more breaking air vents and suction cups cheap plastic that falls off the window or rear view mirror holder that blocks your vision. This is definitely worth the money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 14, 2026

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