Yukon Gear YG F8.8-373-15 High Performance Gear Set 3.73 Ratio For 2015+ Ford F-150 8.8" & Mustang
Yukon Gear & Axle high performance ring and pinion gear set delivers reliable strength for 2015-2023 Ford F-150 8.8-inch IFS/IRS and 2015-2023 Ford Mustang 8.8-inch IRS applications. Engineered with state-of-the-art design and testing in two in-house labs, this 3.73 ratio set uses high-grade 9310 steel with precision-machined tooth surfaces to cut friction and heat during long races or high-torque pulls. Matches OEM specifications for direct fit while handling added horsepower and larger tires.
Key Features
- Precision Engineering – State-of-the-art design and dual in-house quality labs ensure exact specifications.
- Advanced Gear Finish – Smooth tooth surface reduces friction and heat for endurance racing and torque loads.
- High-Grade Material – 9310 case-hardened steel in ring and pinion for durability under extreme conditions.
- OEM Fitment – Designed to factory specs for seamless installation in compatible Ford 8.8-inch axles.
- Wide Ratio Options – 3.73 gearing pairs with big tires and power upgrades for optimal performance.
- Protection Plans – 1-year warranty against defects plus optional Y.E.S. lifetime no-questions-asked coverage.
Specifications
| Detail | Value |
|---|---|
| Brand | Yukon Gear & Axle |
| Type | Ring & Pinion Gear Set |
| Compatibility | 2015-2023 Ford F-150 8.8" IFS/IRS, 2015-2023 Ford Mustang 8.8" IRS |
| Gear Ratio | 3.73 |
| Axle Size | 8.8 inches |
| MPN | YG F8.8-373-15 |
| Weight | 22 lbs |
| Shipping Dimensions | 14 x 14 x 8 inches |
| Country of Origin | USA |
| Warranty | 1 Year against manufacturing defects. Y.E.S. lifetime optional |
Whats Included
- 1 x Ring Gear
- 1 x Pinion Gear
Product Notes
- Professional installation recommended. master install kit sold separately.
- Compatible with factory differentials. verify carrier break for your setup.
- Ideal for towing, off-road, or track use with added power.
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?
- Rigorous testing in two quality labs meets strict standards every time.
- Gear design handles high torque and heat for reliable long-term use.
- Broad ratio lineup fits custom builds with bigger tires or engines.
- Strong warranty options protect your investment vehicle-long.
Frequently Asked Questions
- Q: What gear ratio does YG F8.8-373-15 provide?
- A: 3.73 ratio for balanced acceleration and highway efficiency.
- Q: Does this fit 2017 Ford F-150 Raptor?
- A: Yes, compatible with 2017-2023 F-150 Raptor 8.8-inch axle.
- Q: What warranty covers this gear set?
- A: 1-year against defects. upgrade to Y.E.S. for lifetime coverage.
Shipping & Handling
- Method: UPS Ground / FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure double-boxed with foam protection for damage-free delivery
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