SKU: YG F8.8R-488R | UPC: 883584241034
Yukon Gear High Performance Gear Set For Ford 8.8in Reverse Rotation in a 4.88 Ratio - Fits 1997-2024 Ford F-150 Expedition F-250 Lincoln Navigator Mark LT
Yukon Gear YG F8.8R-488R delivers a complete high performance ring and pinion gear set in 4.88 ratio for Ford 8.8-inch reverse rotation differentials found in front axles of 4x4 F-150, Expedition, F-250, Lincoln Navigator, and Mark LT from 1997-2024. Built with advanced engineering to handle high torque and oversized tires, this set features precision-machined gears that cut friction and heat for reliable power transfer during long runs or hard off-road use. Pair it with big horsepower upgrades for optimal performance matching your drivetrain needs.
Key Features
- Precision Gear Design: State-of-the-art processes ensure exact specifications for smooth operation.
- Advanced Surface Finish: Gear teeth reduce friction and heat in high torque conditions.
- High Grade Steel Construction: Ring and pinion made from premium 8620 steel alloy for strength.
- OEM Fitment: Direct replacement designed to factory specs for easy install.
- 4.88 Ratio: Ideal for steep terrain, large tires, and performance builds.
- Reverse Rotation: Specific for front IFS differentials in Ford 4x4 trucks and SUVs.
Specifications
| Detail | Value |
|---|---|
| Brand | Yukon Gear & Axle |
| Type | Ring & Pinion Gear Set |
| Compatibility | Ford 8.8in Reverse Rotation Front Axle (F-150 Expedition F-250 Navigator Mark LT) |
| Gear Ratio | 4.88:1 (39/8 teeth) |
| MPN | YG F8.8R-488R |
| Axle Size | 8.8 inches |
| Material | 8620 Steel Alloy |
| Shipping Weight | 22 lbs |
| Box Dimensions | 17 x 13 x 9 inches |
| Country of Origin | USA |
| Warranty | 1 Year against manufacturing defects. Y.E.S. Plan available for lifetime coverage. |
Whats Included
- Master Overhaul Ring & Pinion Gear Set (Ring Gear + Pinion Gear)
- Pinion Nut
Product Notes
- Designed for reverse rotation front differentials in independent front suspension 4x4 vehicles.
- Professional installation recommended. Setup requires gear marking compound and proper backlash.
- Pair with matching carrier breaks for complete rebuild.
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 1997-2010 | Ford | Expedition | Eddie Bauer |
| 2007-2010 | Ford | Expedition | EL Eddie Bauer |
| 2008-2014 | Ford | Expedition | EL King Ranch |
| 2007-2014 | Ford | Expedition | EL Limited |
| 2011-2014 | Ford | Expedition | EL XL |
| 2007-2014 | Ford | Expedition | EL XLT |
| 2008 | Ford | Expedition | Funkmaster Flex Edition |
| 2006,2008-2014 | Ford | Expedition | King Ranch |
| 2005-2014 | Ford | Expedition | Limited |
| 2004 | Ford | Expedition | NBX |
| 2011-2014 | Ford | Expedition | XL |
| 2004-2006 | Ford | Expedition | XLS |
| 1997-2014 | Ford | Expedition | XLT |
| 2004,2006 | Ford | Expedition | XLT Sport |
| 1997-2000 | Ford | F-150 | Base |
| 2010 | Ford | F-150 | FX2 |
| 2004-2014 | Ford | F-150 | FX4 |
| 2006-2008,2010-2011 | Ford | F-150 | Harley-Davidson Edition |
| 2001-2003,2005-2020 | Ford | F-150 | King Ranch |
| 1997-2020 | Ford | F-150 | Lariat |
| 2011 | Ford | F-150 | Lariat Limited |
| 2013-2014,2016-2020 | Ford | F-150 | Limited |
| 2009-2020 | Ford | F-150 | Platinum |
| 2018-2020 | Ford | F-150 | Police Responder |
| 2017-2020 | Ford | F-150 | Raptor |
| 2016-2020 | Ford | F-150 | SSV |
| 2004-2014 | Ford | F-150 | STX |
| 2010-2014 | Ford | F-150 | SVT Raptor |
| 2008 | Ford | F-150 | THE 60TH ANNIVERSARY EDITION |
| 1997-2020 | Ford | F-150 | XL |
| 1997-2020 | Ford | F-150 | XLT |
| 1997-1999 | Ford | F-250 | Base |
| 1997-1999 | Ford | F-250 | Lariat |
| 1997-1999 | Ford | F-250 | XL |
| 1997-1999 | Ford | F-250 | XLT |
| 2006-2008 | Lincoln | Mark LT | Base |
| 1998-2005,2008-2014 | Lincoln | Navigator | Base |
| 2008-2014 | Lincoln | Navigator | L |
| 2007 | Lincoln | Navigator | L Luxury |
| 2007 | Lincoln | Navigator | L Ultimate |
| 2006-2007 | Lincoln | Navigator | Luxury |
| 2006-2007 | Lincoln | Navigator | Ultimate |
Why Choose Yukon Gear?
- Engineered with in-house labs for consistent quality and exact specs.
- Handles extreme torque and heat for racing or daily abuse.
- Broad ratio options match any build from stock to lifted.
- Proven reliability with million-mile testing backing.
Frequently Asked Questions
- Q: What is reverse rotation and why does it matter?
- A: Reverse rotation gears turn opposite standard for front axles in 4x4 IFS setups like Ford F-150 front diffs.
- Q: Does this fit my 2005 F-150 4x4?
- A: Yes, if equipped with factory 8.8-inch front IFS differential.
- Q: What warranty comes with this gear set?
- A: 1 year against defects, plus optional Y.E.S. Plan for lifetime no-questions protection.
Shipping & Handling
- Method: UPS / FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed with foam protection for damage-free delivery
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