SKF Rear Inner Wheel Bearing for Porsche 911/964/930 (1978–1989)

This SKF rear inner wheel bearing is a direct-fit replacement for the Porsche applications listed in the fitment table below. SKF has been engineering bearings, seals, and wheel-end components since 1907 and remains one of the world’s leading OEM suppliers. Built to OE-style dimensions, it’s the right way to keep the original hardware running smoothly and quietly.

Technical Details

• Manufacturer part number: LM503349/310
• OE reference: 99905904700
• Position: Rear Inner (Left/Right)
• Bearing size (reference): 46 x 75 x 18.95 mm
• Sold each; typically 2 per car (one per side).
• Rear outer wheel bearing is a different part—verify before ordering.

Fitment & Compatibility

Use the fitment table below to confirm year and model. If you’re unsure about fitment, send us your VIN (or gearbox number where applicable) and we’ll help you verify the correct part.

We’ve been doing Porsche brake and chassis work for over 20 years, and we treat fitment questions like they matter—because they do.