


⚙️ Master your Jeep’s front differential like a pro — don’t get left behind!
The USA Standard Gear Master Overhaul Kit (ZK D30-JK) is a complete, vehicle-specific front differential rebuild solution for Jeep JK Dana 30. Featuring premium Koyo bearings and races, all necessary hardware, and professional-grade installation accessories, this 3.13 kg machined kit ensures durable, reliable performance and a confident, precise rebuild experience.
| Manufacturer | USA Standard Gear |
| Brand | USA Standard Gear |
| Model | Master Overhaul Kit fits Jeep JK Dana 30 Front Differential |
| Product Dimensions | 30.48 x 30.48 x 7.62 cm; 3.13 kg |
| Item model number | ZK D30-JK |
| Exterior | Machined |
| Manufacturer Part Number | ZK D30-JK |
| OEM Part Number | ZK F7.5 |
| Position | Front |
| Item Weight | 3.13 Kilograms |
S**S
Arrived squished.
Arrived squished.
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