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37-Ring Gear Tooth Differential Ring and Pinion Rear-Rear 10-Pinion
Newstar offers an extensive differential gear set range for use in medium to heavy duty engine applications. Each kit includes a spline, differential lock, pinions, and side gears.
| Gear Set | RR 3.70 |
| Gear Tooth Quantity | 10/37 |
| Gear Ratio | 3.70 |
| Mounting Location | Rear-Rear |
| Pinion Gear Tooth Quantity | 10 |
| Pinion Shaft Diameter | 2 |
| Pinion Spline Count | 39 |
| Ring Gear Tooth Quantity | 37 |
| Tooth Count | 10/37 |
| Brand | Part Number |
|---|---|
| A-38512-1 | |
| Freightliner | TDA A385121 |
| Genuine Newstar | ROR-A-38512-1, S-A208, SA208 |
| International | 592-340-C |
| Meritor | A-38512-1, A38512-1, A385121 |
| PAI | 77910, ER77910 |
| Rockwell International | RORA385121 |
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