SKU: YK F8.8-D / UPC: 883584142232
Yukon Gear YK F8.8-D Master Overhaul Kit 2015+ Ford 8.8″ Rear Diff
Yukon Gear Master Overhaul Kit YK F8.8-D provides every high-quality component needed for a complete rebuild of 2015+ Ford 8.8-inch rear differentials in F-150 trucks and Mustang models. This kit features Timken bearings, premium seals, and all small parts for precise setup and long-lasting performance. Tailored specifically for these applications, it ensures mechanics have everything required to finish the job right the first time.
Key Features
- Timken Bearings – Carrier and pinion bearings with races for smooth operation and durability
- Premium Seals – Pinion seal and high-quality seals to prevent leaks
- Complete Shim Kit – Full set for accurate pinion and carrier preload adjustments
- Hardware Included – Ring gear bolts, pinion nut, crush sleeve where applicable
- Setup Tools – Marking compound with brush, thread locking compound
- Axle Enhancements – Oil baffles, slingers, and gasket for optimal lubrication
Specifications
| Detail | Value |
|---|---|
| Brand | Yukon Gear & Axle |
| Type | Master Overhaul Kit |
| Compatibility | 2015-2023 Ford F-150 & Mustang 8.8″ Rear Differential |
| MPN | YK F8.8-D |
| Axle Model | Ford 8.8″ (2015+) |
| Shipping Weight | 12 lbs |
| Shipping Dimensions | 14″ x 10″ x 6″ |
| Country of Origin | USA |
| Warranty | 1-Year Manufacturer Warranty |
Whats Included
- Carrier bearings and races
- Pinion bearings and races
- Pinion seal
- Complete shim kit
- Ring gear bolts
- Pinion nut
- Crush sleeve (if applicable)
- Oil baffles and slingers (if applicable)
- Thread locking compound
- Marking compound with brush
- Gasket
Product Notes
- Designed for 2015+ Ford 8.8″ rear differentials in F-150 and Mustang
- Professional installation recommended for proper gear setup
- Verify exact fitment using your vehicle’s VIN or differential tag
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2015-2023 | Ford | F-150 | King Ranch |
| 2015-2023 | Ford | F-150 | Lariat |
| 2016-2023 | Ford | F-150 | Limited |
| 2015-2023 | Ford | F-150 | Platinum |
| 2018-2023 | Ford | F-150 | Police Responder |
| 2017-2023 | Ford | F-150 | Raptor |
| 2023 | Ford | F-150 | Raptor R |
| 2016-2023 | Ford | F-150 | SSV |
| 2021-2023 | Ford | F-150 | Tremor |
| 2015-2023 | Ford | F-150 | XL |
| 2015-2023 | Ford | F-150 | XLT |
| 2019-2020 | Ford | Mustang | Bullitt |
| 2015-2023 | Ford | Mustang | EcoBoost |
| 2015-2023 | Ford | Mustang | EcoBoost Premium |
| 2015-2023 | Ford | Mustang | GT |
| 2015 | Ford | Mustang | GT 50 Years Limited Edition |
| 2015-2023 | Ford | Mustang | GT Premium |
| 2021-2023 | Ford | Mustang | Mach 1 |
| 2015-2020 | Ford | Mustang | Shelby GT350 |
| 2015-2020 | Ford | Mustang | Shelby GT350R |
| 2020-2022 | Ford | Mustang | Shelby GT500 |
| 2015-2017 | Ford | Mustang | V6 |
Why Choose Yukon Gear?
- Offers more application-specific kits than any other brand
- Uses Timken bearings for proven reliability
- Comprehensive contents reduce need for additional parts
- Extensive research ensures exact fit for Ford 8.8″ axles
Frequently Asked Questions
- Q: What models does the YK F8.8-D kit fit?
- A: Fits 2015-2023 Ford F-150 all listed trims and 2015-2023 Mustang models with 8.8″ rear diff
- Q: Are Timken bearings included?
- A: Yes, Timken carrier bearings, races, pinion bearings, and races are standard
- Q: Does this kit include setup supplies?
- A: Yes, includes shims, marking compound, brush, and thread locker for precise installation
Shipping & Handling
- Method: UPS Ground / FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Durable cardboard box, 14 x 10 x 6 inches, 12 lbs





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