SKU: YGK078 / UPC: 883584310785
Yukon Gear & Axle YGK078 Yukon Complete Gear Package JL Jeep Non-Rubicon, D44 Rear & D30 Front, 4:56 Gear Ratio
Upgrade your Jeep Wrangler JL non-Rubicon with the Yukon YGK078 complete gear package featuring precision 4.56 ratio ring and pinion sets for front Dana 30 and rear Dana 44 axles. This all-in-one kit includes matched front and rear gear sets plus comprehensive master overhaul kits with bearings and small parts for a full differential rebuild. Ideal for larger tires increased towing capacity or enhanced off-road performance it saves time and ensures proper setup.
Key Features
- Precision Gear Sets – Front Dana 30 (YG D30-JL-456) and rear Dana 44 (YG D44-JL-456) 4.56 ratio ring & pinion engineered for durability.
- Complete Overhaul Kits – Includes Yukon master install kits (MK D30-JL front MK D44-JL rear) with all bearings seals shims.
- Advanced Manufacturing – State-of-the-art design heat-treating and quality testing for exact specifications.
- Versatile Ratios – Available from 3.73 to 5.38 suits various tire sizes and applications.
- Y.E.S. Protection Plan – Lifetime no-questions-asked coverage while you own the vehicle.
- Convenient Combo – Single part number delivers everything needed for front and rear re-gear.
Specifications
| Detail | Value |
|---|---|
| Brand | Yukon Gear & Axle |
| Type | Complete Gear Installation Kit |
| Compatibility | 2018-2023 Jeep Wrangler JL Non-Rubicon (D30 Front / D44 Rear) |
| Gear Ratio | 4.56 |
| Front Axle | Dana 30 |
| Rear Axle | Dana 44 |
| MPN | YGK078 |
| Weight | 32 lbs |
| Shipping Dimensions | 20 x 16 x 10 inches |
| Country of Origin | USA |
| Warranty | Lifetime Y.E.S. Plan |
Whats Included
- Front Dana 30 4.56 ring & pinion set (YG D30-JL-456)
- Rear Dana 44 4.56 ring & pinion set (YG D44-JL-456)
- Front Dana 30 master overhaul kit (MK D30-JL)
- Rear Dana 44 master overhaul kit (MK D44-JL)
Product Notes
- Designed for non-Rubicon JL models with Dana 30 front and Dana 44 rear axles
- Professional installation recommended for proper gear setup and backlash
- Matches factory gear ratios for hybrid or stock applications
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2021 | Jeep | Wrangler | 80th Anniversary |
| 2021-2023 | Jeep | Wrangler | Freedom |
| 2021 | Jeep | Wrangler | Islander |
| 2018-2022 | Jeep | Wrangler | Rubicon |
| 2018-2023 | Jeep | Wrangler | Sport |
| 2018-2023 | Jeep | Wrangler | Sport S |
| 2021 | Jeep | Wrangler | Unlimited 80th Anniversary |
| 2021-2023 | Jeep | Wrangler | Unlimited Freedom |
| 2021-2023 | Jeep | Wrangler | Unlimited High Altitude |
| 2021 | Jeep | Wrangler | Unlimited Islander |
| 2018-2022 | Jeep | Wrangler | Unlimited Rubicon |
| 2021-2022 | Jeep | Wrangler | Unlimited Rubicon 392 |
| 2021-2022 | Jeep | Wrangler | Unlimited Rubicon 4xe |
| 2018-2023 | Jeep | Wrangler | Unlimited Sahara |
| 2021-2022 | Jeep | Wrangler | Unlimited Sahara 4xe |
| 2021-2023 | Jeep | Wrangler | Unlimited Sahara Altitude |
| 2018-2023 | Jeep | Wrangler | Unlimited Sport |
| 2021-2023 | Jeep | Wrangler | Unlimited Sport Altitude |
| 2018-2023 | Jeep | Wrangler | Unlimited Sport S |
| 2021-2023 | Jeep | Wrangler | Unlimited Willys |
| 2021-2023 | Jeep | Wrangler | Unlimited Willys Sport |
| 2021-2023 | Jeep | Wrangler | Willys |
| 2021-2023 | Jeep | Wrangler | Willys Sport |
| 2018 | Jeep | Wrangler JK | Rubicon |
| 2018 | Jeep | Wrangler JK | Sport |
| 2018 | Jeep | Wrangler JK | Sport S |
| 2018 | Jeep | Wrangler JK | Unlimited Rubicon |
| 2018 | Jeep | Wrangler JK | Unlimited Sahara |
| 2018 | Jeep | Wrangler JK | Unlimited Sport |
| 2018 | Jeep | Wrangler JK | Unlimited Sport S |
Why Choose Yukon Gear & Axle?
- Benchmark quality in automotive gears with rigorous testing
- All-in-one kits reduce parts sourcing and install time
- Built in USA with advanced processes for long-lasting performance
- Lifetime Y.E.S. Plan provides complete peace of mind
Frequently Asked Questions
- Q: What gear ratio does the YGK078 provide?
- A: 4.56 ratio for front Dana 30 and rear Dana 44 axles.
- Q: Does this kit fit Jeep Wrangler JL Rubicon models?
- A: No designed for non-Rubicon JL with D30 front D44 rear. Rubicon uses D44 front.
- Q: What warranty comes with this gear package?
- A: Lifetime Y.E.S. Plan covers the entire kit no questions asked.
Shipping & Handling
- Method: UPS / FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure single box 20x16x10 inches 32 lbs
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