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SKU: YGK079 | UPC: 883584310792
Yukon Gear & Install Kit Package Jeep JL Non-Rubicon D44 (M220) R / D30 (M186) F - 4.88 Ratio 2018-2023 Wrangler
Yukon Gear Kits deliver front Dana 30 (M186) and rear Dana 44 (M220) 4.88 ratio ring and pinion sets plus master overhaul kits for Jeep Wrangler JL non-Rubicon models from 2018 to 2023. These kits contain all bearings and small parts to rebuild differentials completely. Increase low-end torque for larger tires off-road or towing with matched gear ratios in one package.
Key Features
- 4.88 Gear Ratio – Matches front D30 reverse-cut and rear D44 for balanced power delivery on 35-37 inch tires
- High-Performance Gears – Advanced heat treatment and precision machining for durability under extreme conditions
- Master Overhaul Kits – Includes bearings crush sleeves seals and shims for full differential rebuilds
- One-Part-Number Convenience – Everything needed for front and rear regear in single kit
- Y.E.S. Protection Plan – Lifetime no-questions-asked coverage for gear set as long as you own the vehicle
- Exact Fitment – Designed for Jeep JL non-Rubicon axles with state-of-the-art quality testing
Specifications
| Detail | Value |
|---|---|
| Brand | Yukon Gear & Axle |
| Type | Gear and Install Kit Package |
| Compatibility | 2018-2023 Jeep Wrangler JL Non-Rubicon D30 Front D44 Rear |
| Gear Ratio | 4.88 |
| Front Axle | Dana 30 M186 Reverse |
| Rear Axle | Dana 44 M220 |
| MPN | YGK079 |
| Weight | 38.5 lbs |
| Shipping Dimensions | 22 x 18 x 10 inches |
| Country of Origin | USA |
| Warranty | Y.E.S. Lifetime Gear Protection |
Whats Included
- Front Dana 30 M186 4.88 ring and pinion set (YK D30-488R-JLFRONT)
- Rear Dana 44 M220 4.88 ring and pinion set (YK D44-M220-488)
- Front Dana 30 master overhaul kit (MK D30-JK)
- Rear Dana 44 master overhaul kit (MK D44-M220)
- All necessary bearings seals shims and hardware
Product Notes
- For non-Rubicon models only Rubicon uses different axles
- Professional installation recommended for proper setup
- Pair with larger tires for optimal off-road torque and towing
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?
- Leaders in automotive gear design with exacting quality standards
- Advanced heat-treating and testing for long-lasting performance
- Complete kits reduce install time and costs
- Y.E.S. plan provides lifetime coverage on gears
Frequently Asked Questions
- Q: Does this kit fit Jeep Wrangler JL Rubicon models?
- A: No this kit fits non-Rubicon JL models with D30 front and D44 rear axles
- Q: What gear ratio is included?
- A: 4.88 ratio for both front and rear matched sets
- Q: What warranty comes with this kit?
- A: Y.E.S. lifetime protection plan covers the gear set for life of vehicle ownership
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Heavy-duty box with protective foam inserts 22x18x10 inches 38.5 lbs
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