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Yukon Gear & Axle YK F9-D Master Overhaul Kit for Ford 9 Inch Differential LM104911
$307.89
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Yukon Gear & Axle Master Overhaul Kit for Ford 9" Differentials

If you're diving into a differential rebuild, the Yukon Master Overhaul Kit is your go-to solution. This comprehensive kit is designed specifically for Ford 9" differentials, making it an essential addition for anyone working on classic models like the Ford Bronco (1966-1986), Ford F-150 (1975-1987), Ford Falcon (1960-1970), Ford Mustang (1965-1973), Mercury Comet (1964-1969 & 1971-1977), and Mercury Cougar (1967-1979).

Why Choose Yukon?

Yukon Gear & Axle stands out in the aftermarket industry by offering tailor-made kits that cater to your specific installation needs. This Master Overhaul Kit is no exception. It includes high-quality components sourced from trusted manufacturers, ensuring that you get the best performance and reliability out of your differential rebuild.

Key Features

  • Timken bearings and races for superior durability and performance.
  • Complete set of components including:
    • Carrier bearings and races
    • Pinion bearings and races
    • Pinion seal
    • Complete shim kit
    • Ring gear bolts
    • Pinion nut
    • Crush sleeve
    • Pilot bearing
    • Thread locker
    • Marking compound with brush
    • Gasket
  • Designed to fit Ford 9" differentials with LM104949 carrier races.

Installation Insights

When tackling a differential rebuild, having the right parts is crucial. This kit provides everything you need to get the job done right, from start to finish. Whether you're a seasoned mechanic or a DIY enthusiast, you'll appreciate the quality and completeness of this overhaul kit.

Customer Feedback

Ford F-150 owners have shared their experiences, with one user stating: “I installed this kit on my 1985 F-150, and it was a game changer. Everything fit perfectly, and I felt confident knowing I was using quality Timken parts.” Another Ford Mustang owner remarked, “The Yukon kit made my differential rebuild straightforward, and I noticed a smoother ride immediately after installation.”

Final Thoughts

With the Yukon Master Overhaul Kit, you're not just buying parts; you're investing in quality and reliability for your Ford differential. Don't settle for less when it comes to your rebuild. Equip yourself with the best and enjoy the peace of mind that comes with using a comprehensive kit designed for your specific vehicle.

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Ford Bronco 1966-1974 Base
Ford Bronco 1968-1969 Roadster
Ford Bronco 1968-1973 Wagon
Ford Bronco 1975-1977 Sport
Ford Bronco 1975 Ranger
Ford Bronco 1975, 1978 Northland
Ford Bronco 1975-1986 Custom
Ford Bronco 1978-1981 Ranger XLT
Ford Bronco 1982-1983 XLT Lariat
Ford Bronco 1982-1983 XLS
Ford Bronco 1984-1986 XLT
Ford Bronco 1985-1986 Eddie Bauer
Ford Bronco II 1984-1986 Eddie Bauer
Ford Bronco II 1984-1986 XLT
Ford Bronco II 1984-1985 XLS
Ford Bronco II 1984-1986 Base
Ford F-150 1975-1987 Custom
Ford F-150 1975-1981 Ranger XLT
Ford F-150 1975-1981, 1984-1987 Ranger
Ford F-150 1975-1978 Northland
Ford F-150 1976-1978, 1983-1986 Base
Ford F-150 1977, 1983-1984 XLT
Ford F-150 1978-1981 Ranger Lariat
Ford F-150 1982, 1985-1987 XLT Lariat
Ford F-150 1982-1987 XL
Ford F-150 1982-1983 XLS
Ford Falcon 1960-1970 Base
Ford Falcon 1962 Deluxe
Ford Falcon 1963-1965 Futura Sprint
Ford Falcon 1963-1970 Futura
Ford Falcon Sedan Delivery 1961-1965 Base
Ford Mustang 1965-1973 Base
Ford Mustang 1966 Shelby GT-350H
Ford Mustang 1967-1970 Shelby GT-500
Ford Mustang 1968-1970 Shelby GT-350
Ford Mustang 1968 Shelby GT-500KR
Ford Mustang 1969-1970 Boss 429
Ford Mustang 1970-1973 Mach 1
Ford Mustang 1970-1973 Grande
Ford Mustang 1971 Boss 302
Ford Mustang 1971-1972 Boss 351
Mercury Comet 1964-1965 202
Mercury Comet 1964-1965 404
Mercury Comet 1964-1969, 1971-1977 Base
Mercury Cougar 1967-1973, 1977-1979 Base
Mercury Cougar 1967-1979 XR-7
Mercury Cougar 1969-1970 Cobra Jet
Mercury Cougar 1969-1970 Boss 302
Mercury Cougar 1969-1970 Boss 429
Mercury Cougar 1977 Brougham
Mercury Cougar 1977 Villager
Yukon's mission is to build quality parts that exceed your expectations. We achieve this through state-of-the-art product design and an in-house engineering team. Our parts are then produced by leaders in OEM manufacturing and endure rigorous testing.
Yukon Gear & Axle ("Yukon") warrants the original retail purchaser that all Yukon products will be free from defects in materials and workmanship for the periods shown herein. Yukon makes no other warranty of any kind, express or implied. All other warranties, including but not limited to an implied warranty of merchantability or fitness for a particular purpose, are excluded. This warranty is offered provided that the Yukon product has been installed and maintained in accordance with Yukon instructions, and that it has not been subject to modification, accident, abnormal use or misuse. At Yukon's discretion, this warranty may be voided if installation of Yukon product(s) occurs on vehicles with tires that exceed Yukon Maximum Recommended Tire Size.

Upon notification of a warranty claim, Yukon shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product, replace it, or refund the purchase price.

This warranty does not cover, and Yukon shall not be liable for, incidental or consequential damages, including loss of time, road service charges, labor charges, inconvenience, loss of vehicle use, loss of revenues, or loss or damage to personal property (including loss or damage to vehicle parts due to the failure of the Yukon product)*. In addition, this warranty does not cover, and Yukon shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling Yukon Gear & Axle products, except where such agreements are within the provisions of this Warranty statement. Also, this warranty does not cover damage to the axle caused by or facilitated by failure of a non-Yukon component.

This agreement offers you specific legal rights. You may also have other rights which vary from state to state.

YUKON WARRANTY BY PRODUCT

Spool
  • Length:As long as original purchaser owns vehicle in which Spool is originally installed
  • Notes:It is normal for Spools to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for Spool to function properly without premature wear.
Super Joint
  • Length:As long as original purchaser owns vehicle in which Super Joint is originally installed
  • Notes:Warranty coverage is for breakage of cross section or caps only. Failure by wear or galling is not covered.
YP - Series Products (other than Spool and Super Joint)
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturers defects.
Front Axle (1541H)
  • Length:Ten (10) Years
  • Notes:Covers parts for ten years against manufacturing defects.
Rear Axle (1541H)
  • Length:Ten (10) Years
  • Notes:Covers parts for ten years against manufacturing defects.
Rear Axle 4340 (YA W)
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Front Axle (Series YA W)
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Ring & Pinion Gear Set
  • Length:One (1) Year
  • Notes:Warrantied against manufacturing defects for one (1) year.
Positraction Differential
  • Length:One (1) Year
  • Notes:Exclusions apply, does not cover premature clutch wear or abuse. It is normal for Positraction differentials to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for differential to function properly without premature wear. Limited slip additive or appropriate friction modifier must be used with oil to reduce Positraction chatter.
Zip Locker (YZL)
  • Length:Six (6) Years
  • Notes:All Zip Lockers come with a six (6) year warranty against manufacturer defect, including any collaterally damaged parts and associated labor, up to $2,000*, for the first two (2) years. Collaterally damaged parts must be submitted for inspection. Receipts for parts and associated labor must be submitted as well. Only claims deemed reasonable by Yukon Gear & Axle will be accepted. Offer may be discontinued without advance notice.
Grizzly Locker (YGL)
  • Length:One (1) Year
  • Notes:Covers the replacement of the unit and any collaterally damaged parts and associated labor, up to $2,000. Collaterally damaged parts must be submitted for inspection. Receipts for parts and associated labor must be submitted as well. Only claims deemed reasonable by Yukon Gear & Axle will be accepted. Offer may be discontinued without advance notice.
Yokes
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturing defects.
Carriers (YC)
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturing defects.
Tools (YT)
  • Length:One (1) Year
  • Notes:Covers parts for one year against manufacturing defects.
Install Kits
  • Length:One (1) Year
  • Notes:Includes BK, MK, PK, and YK. Covers parts for one year against manufacturing defects.
Spider Gear Kits (YPK)
  • Length:One (1) Year
  • Notes:One year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials.
YHC Drive Flanges
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace the part or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Yukon Hardcore Locking Hubs
  • Length:Limited Lifetime
  • Notes:Limited Lifetime warranty covering manufacturing defects and breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace the part or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations
Driveshafts
  • Length:One (1) Year
  • Notes:Warrantied against manufacturing defects for one (1) year. Longer warranty is available through purchase of a Y.E.S. plan.

Installation Instructions

Click to view the Installation Instructions here

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