<p><strong>13-15 BMW E84 X1 28iX xDrive Rear Final Drive Differential Carrier</strong> — OEM replacement part for xDrive all-wheel-drive models. Direct fit for automatic transmission vehicles with no modification needed.</p> <ul> <li>3.15 gear ratio</li> <li>xDrive compatible</li> <li>OEM quality and fitment</li> <li>Automatic transmission applications</li> </ul> <p>Keep your X1's power delivery smooth and reliable with this genuine differential carrier, essential for maintaining proper torque distribution between rear wheels.</p>