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SKU: YDGF8.8-4-34 | UPC: 883584124979
Yukon Gear 2015-2023 Ford F-150 Dura Grip Positraction For 8.8in w/34 Spline Axles
The Yukon Gear Dura Grip YDGF8.8-4-34 is a clutch-type positraction limited slip differential designed for 2015-2023 Ford F-150 models with 8.8-inch ring gear and 34 spline axles. It delivers smooth operation with aggressive traction for off-road trails, street driving, and towing. Built for durability, this LSD uses high-friction composite clutches and chromoly gears to handle demanding conditions while remaining fully rebuildable.
Key Features
- High Strength Nodular Case – Provides robust housing that withstands high torque and abuse.
- Forged 4320 Chromoly Spider Gears – Lightweight yet tough gears for reliable power transfer.
- Composite Clutches – High-friction material ensures consistent grip without chatter.
- 4-Pinion Design – Distributes power evenly to both wheels for maximum traction.
- Smooth Positraction – Activates progressively for confident handling on varied surfaces.
- Rebuildable Construction – Allows servicing for extended service life.
Specifications
| Detail | Value |
|---|---|
| Brand | Yukon Gear & Axle |
| Type | Clutch-Type Limited Slip Differential |
| Compatibility | 2015-2023 Ford F-150 8.8in 34 Spline |
| Ring Gear Size | 8.8 Inch |
| Axle Spline Count | 34 |
| Weight | 25.3 lbs |
| Shipping Dimensions | 12in x 12in x 12in |
| Country of Origin | USA |
| Warranty | Manufacturer Limited Warranty |
Whats Included
- Yukon Dura Grip positraction carrier assembly
- Pre-loaded clutches and spider gears
- Installation hardware
Product Notes
- Requires professional installation and gear setup with shims
- Perform 500-mile break-in with synthetic gear oil
- Compatible with factory or aftermarket 8.8in ring and pinion
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 |
Why Choose Yukon Gear?
- Proven design for off-road and drag racing applications
- Direct replacement for stock open or limited slip carriers
- Handles high horsepower builds with ease
- Backed by decades of gear expertise
Frequently Asked Questions
- Q: Is the Dura Grip rebuildable?
- A: Yes, it features a serviceable design with replaceable clutches and parts.
- Q: Does it fit 4x4 F-150 Raptor models?
- A: Yes, compatible with 2017-2023 F-150 Raptor 8.8in 34 spline axles.
- Q: What type of oil should I use?
- A: 75W-90 or 80W-90 synthetic gear oil with limited slip additive.
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed with protective foam
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