FAG 6306-2RSR Alternator Bearing - Front

Alternator Bearing for Lexus GX470

The FAG 6306-2RSR alternator bearing is a precision deep groove ball bearing built to OEM standards for smooth, reliable rotation in charging system applications. With a 30 mm inside diameter, 72 mm outside diameter, and 19 mm width, it is sized for direct-use alternator bearing service where dimensional accuracy matters.

Fits 2003-2007 Lexus GX470, front. The FAG 6306-2RSR is also cross-referenced to common OE and aftermarket numbers used in the same application, including SKF 6306-2RSJ.

Key Features

• 30 mm inside diameter for proper shaft fitment
• 72 mm outside diameter for housing compatibility
• 19 mm width for correct bearing stack height
• 2RSR sealed design for grease retention and contamination resistance
• OE-quality construction from FAG / Schaeffler
• Direct replacement for alternator bearing service on Lexus GX470 front applications

Detailed Description

FAG part number 6306-2RSR is a deep groove ball bearing engineered for precision, low-friction operation, and long service life in electrical charging systems. The 30 x 72 x 19 mm dimensions make it a practical match for alternator rebuild and repair work where bearing fit and rotational smoothness are critical. As part of Schaeffler’s OE-focused bearing lineup, this bearing is manufactured to exact OEM standards for consistent performance in demanding drivetrain and electrical applications. For buyers searching alternator bearing 6306-2RSR for Lexus GX470 front, this part provides a direct-fit service solution.

Common Problems This Part Can Address

• Alternator bearing noise or growling
• Rough or uneven alternator pulley rotation
• Excessive bearing play during alternator rebuild
• Charging system vibration caused by worn bearings
• Premature alternator wear from contaminated or fatigued bearings

Installation Notes and Tips

Verify the bearing dimensions against the original unit before installation: 30 mm inside diameter, 72 mm outside diameter, and 19 mm width. Press the bearing in and out using proper bearing tools and apply force only to the correct race to avoid damage. Confirm alternator shaft and housing condition before assembly, and replace any worn seals or related components during service.

Quality Assurance

FAG is part of Schaeffler, an OE manufacturer known for precision bearing production and OEM-standard engineering. The 6306-2RSR is built for reliable fit and consistent operation in alternator service, including 2003-2007 Lexus GX470 front applications.